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Gastropoda (snail)
Taxonomy
Gastropoda was named by Cuvier (1795). It is extant.
It was assigned to Mollusca by Stanton (1895), Givens and Kennedy (1976), Popenoe (1983), Squires (1984), Ward and Blackwelder (1987), Popenoe et al. (1987), Saul (1988), Saul (1988), Squires (1988), Squires et al. (1989), Shoshani et al. (1989), Saul and Squires (1998), Barnes (1998), Squires (1999), Sepkoski (2002), Saul and Squires (2003), Bouchet et al. (2005) and Giribet et al. (2006); and to Conchifera by Thomas et al. (2020).
It was assigned to Mollusca by Stanton (1895), Givens and Kennedy (1976), Popenoe (1983), Squires (1984), Ward and Blackwelder (1987), Popenoe et al. (1987), Saul (1988), Saul (1988), Squires (1988), Squires et al. (1989), Shoshani et al. (1989), Saul and Squires (1998), Barnes (1998), Squires (1999), Sepkoski (2002), Saul and Squires (2003), Bouchet et al. (2005) and Giribet et al. (2006); and to Conchifera by Thomas et al. (2020).
Subtaxa
Achatina, Acteonoidea, Admetidae, Alamirifica, Alectrionidae, Amalthea, Amphigastropoda, Archaeobranchia, Architectonicidae, Auroraella, Beekmanoceras, Bellerophontida, Brachycerithium, Briardia, Bucardites, Buccinites, Bulimella, Bulimulidae, Bulimus, Bullaea, Caenogastropoda, Capulus sellardsi, Catubrina, Cavolinioidea, Chartrionella, Chippewaella, Chlathrus, Chrysodomidae, Chuchleconus, Cithna, Clathromangelia, Cocculiniformia, Cyclostoma, Deroceras, Dextrobranchia, Dicathais (syn. Calusathais), Dicosmus, Doliidae, Dorcasiidae, Elmira, Eogastropoda (syn. Euomphalomorpha), Eunerinea, Fruiticicoiidae, Gadinidae, Galeodea schencki, Galericulus, Geinitzia, Geinitzia carinata, Globulitopa, Gordenella, Gryphellina, Gundlachia, Hecatastoma, Helicarionoidea, Helicidae, Helicites, Helictes, Helminthoglyptidae, Holopea incola, Holyneconcha, Hyalaea, Hyalinia, Hyrcania, Isaea, Iteria, Jeffreysia, Juliidae, Liris, Lovonemetrida, Luoguella, Luoguispira, Lymnaea, Lysechinus, Lysechinus incongruens, Mahajangina, Mathildidae, Microceras, Microcochlis, Mitrularia, Monotigma, Neomphaliones, Neptuneidae, Nerinea, Neritaemorpha, Neritimorpha, Neritites, Notodelphinula, Opisthobranchia, Opisthonematidae, Orthogastropoda, Patellogastropoda, Patelloidea, Pectinibranchia, Pejona, Peraubium, Permoplanorboidea, Phorus, Pitonnellus, Planorboidea, Platyostomella, Platystoma, Plectopyloidea, Pleurotomaria verticillata, Pleurotomaria verticillata, Pleurotomaria viola, Plicatusidae, Polygyridae, Pragoserpulinidae, Prasinidae, Prosobranchia, Pseudobrochidium, Pseudotylostoma, Ptenoglossa, Pteronotus, Pteropoda, Pulmonata, Pupillacea, Pyramidellidae, Pythia, Rhytidopilidae, Rotellina, Rugoplanorboidella, Scalariidae, Serpulopsis, Spiraxidae, Spirgvaleia, Streptoneura, Stuorilda, Subulinidae, Suprazonalia, Taeniodomus, Thatcheriidae, Tirolthilda, Tornatella, Tortifusus, Toxonema, Tripartella, Trochifusus, Trochiletes, Trochopsis, Trochotremaria, Trochulus (syn. Trichia), Turbo guadalupensis, Turbo texana, Urocoptidae, Valvata, Vespertilio, Vetigastropoda, Wellingtonia, Zlichovia
Species lacking formal opinion data
Synonyms
|
Synonymy list
| Year | Name and author |
|---|---|
| 1795 | Gastropoda Cuvier |
| 1859 | Turbo guadalupensis Shumard p. 398 |
| 1859 | Turbo texanus Shumard p. 400 |
| 1865 | Pleurotomaria viola Billings |
| 1895 | Gastropoda Stanton p. 63 |
| 1897 | Lysechinus Gregory p. 1000 |
| 1897 | Lysechinus incongruens Gregory p. 1000 figs. Pl 51 |
| 1903 | Holopea incola Perner figs. pl. 52 f. 25-27 |
| 1906 | Neritomopsis (Catubrina) Caneva |
| 1906 | Pleurotomaria verticillata Webster |
| 1907 | Capulus sellardsi Beede p. 170 figs. Pl 7, figs 8-8f |
| 1907 | Holopea incola Perner p. 321 |
| 1909 | Turbo guadalupensis Girty p. 483 |
| 1911 | Geinitzia Dietz p. 476 |
| 1911 | Geinitzia carinata Dietz p. 477 figs. Pl 14, fig 11 |
| 1924 | Pleurotomaria verticillata Fenton and Fenton |
| 1929 | Gryphellina Iredale p. 288 |
| 1936 | Beekmanoceras Ulrich and Foerste p. 264 |
| 1940 | Gryphellina sellardsi Newell p. 289 figs. Pl 1, figs 8-13 |
| 1943 | Beekmanoceras Ulrich et al. |
| 1963 | Galeodea schencki Weaver and Kleinpell |
| 1964 | Beekmanoceras Teichert et al. p. 360 |
| 1966 | Lysechinus Fell and Pawson p. U437 |
| 1966 | Holopea incola Havlicek and Vanek |
| 1967 | Turbo texana Yochelson and Saunders p. 240 |
| 1976 | Gastropoda Givens and Kennedy p. 960 |
| 1980 | Gryphellina Vokes p. 61 |
| 1981 | Beekmanoceras Crick p. 228 |
| 1983 | Gastropoda Popenoe p. 752 |
| 1984 | Gastropoda Squires p. 16 |
| 1987 | Gastropoda Popenoe et al. p. 75 |
| 1987 | Gastropoda Ward and Blackwelder p. 131 |
| 1988 | Gastropoda Saul p. 5 |
| 1988 | Gastropoda Squires p. 7 |
| 1989 | Gastropoda Shoshani et al. p. 435 |
| 1989 | Gastropoda Squires et al. p. 212 |
| 1998 | Gastropoda Barnes p. 268 |
| 1998 | Gastropoda Saul and Squires p. 466 |
| 1999 | Gastropoda Squires p. 13 |
| 2002 | Beekmanoceras Sepkoski |
| 2002 | Gastropoda Sepkoski |
| 2002 | Gryphellina Sepkoski |
| 2003 | Gastropoda Saul and Squires p. 444 |
| 2005 | Gastropoda Bouchet et al. p. 242 |
| 2006 | Gastropoda Giribet et al. p. 7724 |
| 2020 | Gastropoda Thomas et al. p. 617 |
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If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.
Cl. Gastropoda Cuvier 1795 [snail]
show all | hide all
Fm. Admetidae Troschel 1869
+
G. †Cretadmete Blagovetshenskiy and Shumilkin 2006
+
†Cretadmete neglecta Blagovetshenskiy and Shumilkin 2006
G. †Alamirifica Saul and Squires 2003
+
†Alamirifica corona Saul and Squires 2003
†Alamirifica harrissi Allison 1955
†Alamirifica harveyi Whiteaves 1903
†Alamirifica ursa Saul and Squires 2003
G. †Auroraella Pchelintsev 1965
Or. †Bellerophontida Ulrich and Scofield 1897
+
G. †Atlantobellerophon Trechmann 1930
Subor. †Bellerophontina Ulrich and Scofield 1897
+
Superfm. †Bellerophontoidea M'Coy 1851
+
Fm. †Bellerophontidae M'Coy 1851
+
Subfm. †Bellerophontinae M'Coy 1851
Subfm. †Bucanopsinae Wahlman 1992
Subfm. †Cymbulariinae Horný 1963
G. †Dicellonema Yu and Wang 1975
Subfm. †Knightitinae Knight 1956
G. †Sorobanobaca Nishida 1969
G. †Teutonophon Blodgett and Frýda 1999
+
Invalid names: Pseudopharkidonotus Pan and Cook 2003 [synonym]
G. †Yochelsonellisa Waterhouse and Chen 2006
Invalid names: Liljevallospiridae Golikov and Starobogatov 1989 [synonym]
Fm. †Bucanellidae Koken and Perner 1925
+
G. †Bucanella Meek 1871
G. †Crenistriella Knight 1945
G. †Ornatosinuitina Blodgett and Frýda 1999
G. †Sinuitella Yochelson 1962
Fm. †Bucaniidae Ulrich and Scofield 1897
+
Subfm. †Salpingostomatinae Koken and Perner 1925
Subfm. †Tremanotinae Peel 1972
Subfm. †Undulabucaniinae Wahlman 1992
Fm. †Plectonotidae Boucot and Yochelson 1966
+
G. †Atlantophon Horný 1997
G. †Boucotonotus Frýda and Manda 1997
G. †Plectonotus Clarke 1899
G. †Tetranota Ulrich and Scofield 1897
G. †Tritonophon Öpik 1953
Fm. †Pterothecidae Wenz 1938
+
Subfm. †Carinaropsinae Ulrich and Scofield 1897
Subfm. †Pedasiolinae Wahlman 1992
Subfm. †Pterothecinae Wenz 1938
Fm. †Sinuitidae Dall 1913
+
G. †Sinosinuites Yü 1961
Subfm. †Sinuitinae Dall 1913
+
Invalid names: Hispanosinuitinae Fryda and Gutierrez-Marco 1996 [synonym]
G. †Strangulites Horný 1962
G. †Sylvestrosphaera Peel 1980
G. †Trigyra Raymond 1908
Invalid names: Aiptospirinae Wang 1980 [empty], Bucaniellidae Koken and Perner 1925 [empty], Protowarthiidae Ulrich and Scofield 1897 [invalid subgroup]
Fm. †Temnodiscidae Horný 1963
+
G. †Thoralispira Horný and Vizcaïno 1995
+
†Thoralispira laevis Thoral 1935
†Thoralispira occitana Horný and Vizcaïno 1995
Invalid names: Cymbulariidae Horný 1963 [empty]
G. †Cloudina Knight 1947
G. †Euphemitella
G. †Gammadiscus Horný 1962
G. †Lenticularis
G. †Pseudowarthia
G. †Rotadiscoides
G. †Siluracmaea Horný 1961
+
G. †Squarrosus
Superfm. †Tropidodiscoidea Knight 1956
+
Fm. †Tropidodiscidae Knight 1956
+
G. †Groomodiscus Rohr and Yochelson 1990
+
†Groomodiscus bouceki Horný 1997
†Groomodiscus buccinoideum Reed 1921
†Groomodiscus calcifer Cleland 1900
†Groomodiscus planulatus Endo 1932
†Groomodiscus rossi Rohr and Yochelson 1990
G. †Nylanderina Boucot et al. 1967
+
†Nylanderina bisulcata Römer 1843
†Nylanderina goldringae Boucot et al. 1967
G. †Sinuitina Knight 1945
+
Subg. †Sinuitina (Globosinuitina) Frýda 1998
Subg. †Sinuitina (Sinuitina) Knight 1945
†Sinuitina acutilira Hall 1859
†Sinuitina brevilineatus Conrad 1842
†Sinuitina cordiformis Newell 1935
†Sinuitina duchastelii Léveillé 1835
†Sinuitina gratiosus de Koninck 1883
†Sinuitina hyalina Clarke 1904
†Sinuitina matuta Öpik 1953
†Sinuitina morzadeci Blodgett et al. 1999
†Sinuitina multirugatus Cowper Reed 1906
†Sinuitina nudidorsa Rollins 1975
†Sinuitina oldhami Portlock 1843
†Sinuitina parva Yu 1980
†Sinuitina planilata Ebbestad and Yochelson 2000
†Sinuitina portulacoides Campbell and Engel 1963
†Sinuitina punjabica Reed 1944
†Sinuitina slavinka Horný 1962
†Sinuitina spinari Horný 1963
G. †Spirilira Pinilla et al. 2007
+
†Sinuitina (Spirilira) gonzalezi Sabattini 1980
†Sinuitina (Spirilira) tenuis Pinilla et al. 2007
Subfm. †Temnodiscinae Horný 1962
+
G. †Cyrtolitina Ulrich and Scofield 1897
G. †Eobucania Kobayashi 1955
G. †Peelerophon Yochelson 1982
G. †Peruniscus Horný 1962
G. †Pharetrolites Wenz 1938
G. †Temnodiscus Koken 1896
G. †Tropidodiscus Meek and Worthen 1866
+
Subg. †Tropidodiscus (Tropidodiscus) Meek and Worthen 1866
Subg. †Tropidodiscus (Umbilicatus) Fix 1975
†Tropidodiscus annularis Perner 1903
†Tropidodiscus antarcticus Clarke 1913
†Tropidodiscus arisaigensis Peel 1977
†Tropidodiscus carinatus Yoo 1994
†Tropidodiscus carnicus Spitz 1907
†Tropidodiscus centrifugulus Chapman 1916
†Tropidodiscus compticarinatus Linsley 1968
†Tropidodiscus cultricarinatus Linsley 1968
†Tropidodiscus curvilineatus Conrad 1842
†Tropidodiscus decussata Spitz 1907
†Tropidodiscus delanoui Oehlert and Oehlert 1888
†Tropidodiscus foliatus Cook 1995
†Tropidodiscus geyeri Frech 1894
†Tropidodiscus globosus Knod 1908
†Tropidodiscus imitator Koken 1889
†Tropidodiscus minimus Tschernischeff 1893
†Tropidodiscus nakazatensis Kase and Nishida 1986
†Tropidodiscus obex Clarke 1907
†Tropidodiscus phoenix Heidelberger 2001
†Tropidodiscus pragensis Horný 1963
†Tropidodiscus regularis Yü 1961
†Tropidodiscus rotula de Koninck 1883
†Tropidodiscus vesculilineatus Linsley 1968
†Tropidodiscus waratahensis Tassell 1978
Invalid names: Oxydiscus Koken 1889 [objective synonym], Tropidocyclus de Koninck 1882 [synonym]
G. †Vorticina Gordon and Yochelson 1987
+
†Sinuitina (Vorticina) keytei Yochelson 1960
†Sinuitina (Vorticina) rugosiuscula Winchell 1862
†Sinuitina (Vorticina) taeniata Winchell 1862
†Sinuitina (Vorticina) venata Girty 1910
†Vorticina anneae Conkin 1957
†Vorticina cyrtolites Hall 1858
†Vorticina vortex Gordon and Yochelson 1987
G. †Westraliadiscus Cook 1999
+
†Westraliadiscus robertsi Cook 1998
Invalid names: Ningbingia Cook 1998 [replaced]
G. †Zonidiscus Spitz 1907
+
†Zonidiscus clemvillensis Northrop 1939
†Zonidiscus discus Lindström 1884
†Zonidiscus grayi Reed 1921
†Zonidiscus incola Perner 1903
†Zonidiscus youngi Foerste 1889
G. †Brachycerithium Bonarelli 1921
G. †Briardia Munier-Chalmas 1884
G. †Bulimella Pfeiffer 1854
G. †Bulimus Bruguière 1792
+
†Bulimus acicularis Lamarck 1804
†Bulimus albidus Lamarck 1804
†Bulimus antidiluvianus Poiret 1801
†Bulimus buccinalis Lamarck 1804
†Bulimus clavulus Lamarck 1804
†Bulimus cyclostomus Lamarck 1804
†Bulimus lacteus Bruguière 1792
†Bulimus laevigatus Deshayes 1824
†Bulimus linteus Conrad 1871
Bulimus lubricus Müller 1774
Bulimus lutescens King and Broderip 1831
†Bulimus nanus Lamarck 1804
†Bulimus nitidus Lamarck 1804
†Bulimus oldhamianus Hislop 1859
†Bulimus striatulus Lamarck 1804
†Bulimus terebellatus Lamarck 1804
Subcl. †Caenogastropoda Cox 1959
+
Unr. Architaenioglossa Haller 1890
+
Superfm. †Ampullarioidea Gray 1824
+
Fm. Ampullariidae Gray 1824 [apple snail]
+
G. Asolene d'Orbigny 1838
G. †Coronatica Blanckenhorn 1927
G. Lanistes Montfort 1810
G. †Mesolanistes Yen 1945
G. †Pictavia Cossmann 1925
G. Pila Röding 1798
G. Pomacea Perry 1811
Invalid names: Afropominae Berthold 1991 [empty], Ampullariinae Gray 1824 [empty], Pilidae Preston 1915 [objective synonym]
Invalid names: Naricopsinidae Grundel 2001 [empty]
Superfm. †Ampullinoidea Cossmann 1918
+
Fm. †Ampullinidae Cossmann 1918
+
G. †Ampullonatica Sacco 1890
G. †Cernina Gray 1842
G. Globularia Swainson 1840
G. †Naricopsina
G. †Warakia Harzhauser 2007
Invalid names: Ampullellinae [empty], Ampullininae [empty]
Superfm. Cyclophoroidea Gray 1847
+
Fm. Aciculidae Gray 1850
+
G. Acicula Hartmann 1821
G. Acme Hartman 1821
G. Platyla Moquin-Tandon 1855
Invalid names: Acmeidae Pollonera 1905 [synonym]
Fm. Craspedopomatidae Kobelt 1897
+
G. Bolania Wenz 1914
G. Craspedopoma Pfeiffer 1847
Invalid names: Bolaniidae Wenz 1915 [synonym]
Fm. Cyclophoridae Gray 1847
+
G. †Archaeocyclotus Asato and Hirano 2019
Subfm. Cyclophorinae Gray 1847
+
Invalid names: Aulopomatinae Gray 1857 [synonym], Lagocheillinae Stoliczka 1872 [synonym]
G. Diancta Martens 1867
G. †Eotrichophorus Bullis et al. 2020
G. †Hirsuticyclus Neubauer et al. 2019
G. Obscurella Clessin 1889
G. †Perissocyclos Bullis et al. 2020
G. Rhiostoma Benson 1860
Subfm. Spirostomatinae Tielecke 1940
Fm. Diplommatinidae Pfeiffer 1856
+
Subfm. Cochlostomatinae Kobelt 1902
Subfm. †Diplommatininae Pfeiffer 1857
G. †Euthema Yu et al. 2018
+
Invalid names: Paleodiplommatina Bullis et al. 2020 [synonym], Xenostoma Bullis et al. 2020 [synonym]
G. †Occidentina Harzhauser and Neubauer 2018
Fm. †Ferussinidae Wenz 1923
+
G. †Ferussina Grateloup 1827
G. †Strophostoma Deshayes 1828
Invalid names: Strophostomatidae Wenz 1916 [synonym]
Fm. †Megalomastomatidae Blanford 1864
+
G. Hainesia Pfeffer 1856
G. Megalomastoma Swainson 1840
Invalid names: Hainesiidae Theile 1929 [synonym], Neopupininae Kobelt 1902 [invalid subgroup]
Fm. Neocyclotidae Kobelt and Möllenforff 1897
+
Subfm. Amphicyclotinae Kobelt and Möllenforff 1897
+
Invalid names: Aperostomatinae Baker 1922 [synonym]
Subfm. Neocyclotinae Kobelt and Möllenforff 1897
+
Invalid names: Crocidopomatinae Thompson 1967 [synonym], Dicristinae Golikov and Starobogatov 1975 [synonym], Poteriinae Thiele 1929 [synonym]
Fm. Pupinidae Pfeiffer 1853
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G. †Burminella Balashov et al. 2021
G. Coptocheilus Gould 1862
G. †Cretadiostoma Yu et al. 2023
G. †Cretatortulosa Yu et al. 2018
G. †Macropupina Bullis et al. 2020
Subfm. Pupininae Pfeiffer 1853
G. Schistoloma Kobelt 1902
Superfm. Viviparoidea Gray 1847
+
Fm. Viviparidae Gray 1847
+
Subfm. Bellamyinae Rohrbach 1937
+
Invalid names: Amuropaludininae Starobogatov et al. 2004 [synonym]
G. †Lioplacodes Meek and Hayden 1864
G. †Tulotomoides Wenz 1939
Subfm. Viviparinae Gray 1847
Invalid names: Kosoviinae Atanackoviv 1959 [invalid subgroup], Paludininae Fitzinger 1833 [invalid subgroup]
G. †Carinomphalus Yu 1974
Or. Cerithimorpha Golikov and Starobogatov 1975
+
Fm. †Orthonemidae Nützel and Bandel 2000
+
G. †Cibecuia Winters 1956
+
†Cibecuia cedarensis Winters 1956
†Cibecuia divarica Batten 1985
†Cibecuia gouldii Beede 1907
+
Invalid names: Murchisonia collingsworthensis Beede 1907 [synonym], Orthonema texana Beede 1907 [synonym]
†Cibecuia magnum Mazaev 2002
†Cibecuia sinelnikovae Mazaev 2002
G. †Donaldospira Batten 1966
+
†Donaldospira archiaciana de Koninck 1843
†Donaldospira carinata Bandel 2002
†Donaldospira geminocarinata Chronic 1952
†Donaldospira malaysia Batten 1985
†Donaldospira nodosa Batten 1995
†Donaldospira pertusa de Koninck 1883
+
Invalid names: Donaldospira angulata Phillips 1836 [replaced], Donaldospira thompsoni Donald 1895 [synonym], Murchisonia (Donaldospira) gilbertsoni Donald 1895 [synonym], Murchisonia (Donaldospira) subtilistriata Donald 1889 [synonym], Murchisonia donaldiae Frech 1906 [synonym]
†Donaldospira taosensis Kues and Batten 2001
†Donaldospira verneuiliana de Koninck 1844
†Murchisonia (Donaldospira) dispar M'Coy 1853
†Murchisonia (Donaldospira) dussaulti Mansuy 1914
†Murchisonia (Donaldospira) pyramidata Donald 1887
G. †Heshanietta Nützel et al. 2002
+
†Heshanietta bacca Pan and Erwin 2002
†Heshanietta teres Pan and Erwin 2002
G. †Hypergonia Donald 1892
+
†Hypergonia agraciada Kues and Batten 2001
†Hypergonia attenuata Hall 1856
†Hypergonia baldwinensis Thein and Nitecki 1974
†Hypergonia deplanata Donald 1895
†Hypergonia elongata Yoo 1988
†Hypergonia hoffmani Kues and Batten 2001
†Hypergonia illinoiensis Weller 1916
†Hypergonia kirkbyi Donald 1892
†Hypergonia marvinwelleri Thein and Nitecki 1974
†Hypergonia mcoyi Donald 1895
†Hypergonia percarinata Longstaff 1926
†Hypergonia percostata Girty 1939
†Hypergonia prolixa White and Whitfield 1862
†Hypergonia quadricarinata M'Coy 1844
+
Invalid names: Donaldina tenuis de Koninck 1883 [synonym], Stegocoelia (Hypergonia) pentonensis Donald 1892 [synonym]
†Hypergonia tatei Donald 1892
†Hypergonia tenuis Yoo 1988
†Hypergonia turritella Hall 1856
†Hypergonia vermicula Hall 1856
†Hypergonia youngiana Donald 1895
†Murchisonia (Hypergonia) fastigiata Donald 1895
†Stegocoelia (Hypergonia) acuminata de Koninck 1883
†Stegocoelia (Hypergonia) cincta Donald 1895
+
Invalid names: Stegocoelia (Hypergonia) acuticarinata Longstaff 1926 [synonym]
†Stegocoelia (Hypergonia) jonathanensis Hoare 2004
†Stegocoelia (Hypergonia) korobkovi Licharev 1975
G. †Knightella Longstaff 1933
+
†Knightella baluki Kaim 2004
†Knightella gundyensis Yoo 1994
†Knightella hydrobiformis Nützel and Nakazawa 2012
†Knightella irregularis Longstaff 1933
†Knightella regularis Wang 1980
†Knightella shumardiana Winchell 1863
Invalid names: Knightia Longstaff 1933 [replaced]
G. †Leptozyga Knight 1930
+
†Leptozyga costata Yoo 1994
†Leptozyga minuta Knight 1930
†Leptozyga venustus Hoare and Sturgeon 1981
G. †Microlampra Pan and Erwin 2002
+
†Microlampra heshanensis Pan and Erwin 2002
†Microlampra orcula Pan and Erwin 2002
G. †Ohiopupa Bandel 2002
G. †Palaeostylus Mansuy 1914
+
Subg. †Palaeostylus (Palaeostylus) Mansuy 1914
†Palaeostylus acuminatus Goldfuss 1832
†Palaeostylus attenuatus Nützel and Nakazawa 2012
†Palaeostylus bipartitus Delpey 1942
†Palaeostylus confragosus Mazaev 2019
†Palaeostylus cylindrata Knight 1930
†Palaeostylus delpeyae Batten 1985
†Palaeostylus dongluoensis Pan and Yu 1993
†Palaeostylus dussaulti Mansuy 1914
†Palaeostylus fusuiensis Pan and Erwin 2002
†Palaeostylus giganticus Winters 1963
†Palaeostylus guangxiensis Pan and Yu 1993
†Palaeostylus irregularis Nützel and Nakazawa 2012
†Palaeostylus lateapicatus Nützel and Nakazawa 2012
†Palaeostylus minutus Nützel and Nakazawa 2012
†Palaeostylus nervosus Mazaev 2019
†Palaeostylus obliquicostatus Wang 1980
†Palaeostylus planoverticum Netchaev 1894
†Palaeostylus pseudozyga Batten 1985
†Palaeostylus puperoides Mansuy 1914
†Paleostylus krasnovidovoensis Mazaev 2015
†Paleostylus krotovi Mazaev 2015
†Paleostylus kukarkensis Mazaev 2015
†Paleostylus stuckenbergi Mazaev 2015
Invalid names: Spiromphalus Hayasaka 1939 [synonym]
Superfm. Cerithioidea Férussac 1819
+
Fm. †Acanthonematidae Wenz 1938
+
G. †Bicuerda Kues and Batten 2001
+
†Bicuerda columnare Erwin 1988
†Bicuerda procolumnare Kues and Batten 2001
G. †Callispira Nelson 1947
+
†Callispira bellula Mazaev 2003
†Callispira grossa Hoare et al. 1997
†Callispira novemcostata Nelson 1947
†Callispira okaensis Mazaev 2003
†Callispira quinquecostata Nelson 1947
†Callispira taosiformis Mazaev 2019
†Callispira tricostata Mazaev 2011
G. †Hermosanema Kues and Batten 2001
+
†Hermosanema carinatum Kues 2002
†Hermosanema varium Kues and Batten 2001
G. †Ampezzoscala Bandel 1992
Fm. Batillariidae Thiele 1929
+
G. Batillaria Benson 1842
+
Subg. Batillaria (Batillaria) Benson 1842
†Batillaria coronata Cox 1930
†Batillaria diacanthina Cossmann 1899
†Batillaria mekranica Vredenburg 1928
Batillaria minima Gmelin 1791
†Batillaria ocoyana Anderson and Martin 1914
†Batillaria pomahakensis Harris 1897
Invalid names: Lampania Gray 1847 [synonym]
G. †Batillariella Thiele 1931
G. Granulolabium Cossmann 1889
+
Subg. †Granulolabium (Granulolabium) Cossmann 1889
Subg. Granulolabium (Tiaracerithium) Sacco 1895
+
Invalid names: Tiarellacerithium Charpiat 1919 [synonym]
†Granulolabium bicincta Brocchi 1814
†Granulolabium bicinctum Brocchi 1814
+
Invalid names: Cerithium bicinctum Trentanove 1911 [synonym], Pirenella bicincta Ruggieri 1956 [synonym]
†Granulolabium maccus Oppenheim 1901
†Granulolabium pyrenaicum Dominici and Kowalke 2014
†Granulolabium tuberculiferum Cocconi 1873
+
Invalid names: Pirenella bidisiuncta Sacco 1895 [synonym]
G. Lampanella Mörch 1876
G. †Pyrazisinus Heilprin 1886
+
†Pyrazisinus campanulatus Heilprin 1887
†Pyrazisinus cochlear Fuchs 1870
†Pyrazisinus kendrewi Petuch 1997
†Pyrazisinus monstrosus Grateloup 1847
†Pyrazisinus ultimus Petuch 2004
†Pyrazus (Pyrazisinus) scalinus Olsson 1967
G. Pyrazus Monfort 1810
+
†Cerithium (Pyrazus) arapovicense Oppenheim 1908
†Pyrazus consobrinus Powell and Bartrum 1929
†Pyrazus ebeninus Bruguière 1792
†Pyrazus elongatum Douvillé 1904
†Pyrazus indicus Cox 1931
†Pyrazus nigeriensis Adegoke 1977
†Pyrazus octogonus Cox 1930
†Pyrazus protobeninus Vredenburg 1928
†Pyrazus sutherlandi Marwick 1929
†Pyrazus valeriae de Verneuil and de Loriere 1868
†Pyrazus waitemataensis Powell and Bartrum 1929
G. Rhinocoryne von Martens 1900
G. †Vicinocerithium Wood 1910
+
†Vicinocerithium puigcercosensis Cossmann 1898
†Vicinocerithium seni Islamoglu et al. 2011
†Vicinocerithium subacutum d'Orbigny 1850
†Vicinocerithium supracincta Cossmann 1906
G. Zeacumanthus Finlay 1927
Invalid names: Pyrazidae Hacobjan 1972 [synonym]
Fm. †Brachytrematidae Cossmann 1906
+
G. †Benoistia Cossmann 1899
+
†Benoistia californica Clark 1938
†Benoistia cantonensis Squires 1987
†Benoistia umpquaensis Turner 1938
G. †Bullamirifica Squires and Saul 2005
+
†Bullamirifica ainiktos Dailey and Popenoe 1966
†Bullamirifica elegans Squires and Saul 2005
†Bullamirifica verruca Squires and Saul 2005
G. †Camposcala Bandel 1992
Fm. Cerithiidae Fleming 1822 [cerith snail]
+
G. Argyropeza Melvill and Standen 1901
+
†Argyropeza divina Melvill and Standen 1901
†Argyropeza suvaensis Ladd 1977
G. †Bellatara Strand 1928
+
†Bellatara ankaraensis Islamoglu et al. 2011
†Bellatara gomphoceras Bayan 1870
†Bellatara lozoueti Harzhauser 2004
†Bellatara narica Vredenburg 1925
†Bellatara palaeochroma Bayan 1870
†Cerithium (Bellatara) janus Bayan 1870
Subfm. †Cerithiinae Fleming 1822
+
G. Cerithium Bruguière 1789
+
Invalid names: Bayericerithium Petuch 2001 [synonym], Conocerithium Sacco 1895 [synonym]
G. Clypeomorus Jousseaume 1888
G. †Druidwilsonia Adegoke 1977
G. Gourmya Fischer 1884
G. Rhinoclavis Swainson 1840
+
Invalid names: Clava Martyn 1784 [synonym], Vertagus Schumacher 1817 [synonym]
G. †Voysa Stephenson 1952
G. †Wendella Adegoke 1977
Invalid names: Colininae Golokov and Starobogatov 1987 [synonym], Rhinoclavinae Gründel 1982 [synonym]
G. Cerithioclava Olssen and Harbison 1953
G. †Cestumcerithium Petuch 1997
+
†Cestumcerithium brooksvillensis Mansfield 1937
†Cestumcerithium liveoakensis Mansfield 1937
†Cestumcerithium pascoensis Mansfield 1937
†Cestumcerithium suwanneensis Mansfield 1937
†Cestumcerithium vaginatum Mansfield 1937
G. †Chavanicerithium Ludbrook 1957
G. †Crenatocerithium Grundel 1981
G. †Dirocerithium Woodring and Stenzel 1959
G. †Eocerithium Bonarelli 1927
G. Fastigiella Reeve 1848
+
Subg. Fastigiella (Fastigiella) Reeve 1848
Subg. †Fastigiella (Mellevillia) Cossmann 1889
G. Hemicerithium Cossmann 1893
+
†Hemicerithium akriton Hoerle 1972
†Hemicerithium cossmanni Dall 1892
†Hemicerithium craticulum Hoerle 1972
†Hemicerithium imperfectum Deshayes 1833
†Hemicerithium pagodum Hoerle 1972
G. †Heterogyrella
+
†Heterogyrella ladina Kittl 1899
Invalid names: Heterogyra Kittl 1899 [replaced]
G. †Iddingsella Olsson 1944
+
†Iddingsella laeviusculum Gabb 1869
Invalid names: Iddingsia Olsson 1929 [replaced]
G. †Jetwoodsia Ludbrook 1971
+
†Jetwoodsia apheles Tenison Woods 1879
†Jetwoodsia nullarborica Tate 1879
G. Liocerithium Tryon 1887
G. Neostylidium Doweld 2013
+
G. †Orthochetus Cossmann 1889
+
†Orthochetus cossmanni Doncieux 1908
Orthochetus leufroyi Michelin 1825
†Orthochetus pagoda Chapman and Crespin 1934
†Orthochetus saxonicus Koenen 1891
†Orthochetus solei Villalta Comella 1956
G. †Portoricia
G. †Pseudoaluco Clark and Durham 1946
+
†Cerithium (Pseudoaluco) gabrielensis Clark and Durham 1946
†Cerithium (Pseudoaluco) vientoensis Clark and Durham 1946
Subg. †Pseudoaluco (Globulocerithium) Bouniol 1981
Subg. †Pseudoaluco (Pseudoaluco) Clark and Durham 1946
G. Rhinoclavus Swainson 1840
G. †Royella Iredale 1912
G. †Serratocerithium Vignal 1897
+
†Serratocerithium eocenicum Cox 1931
†Serratocerithium indicum Banerjee and Halder 2024
†Serratocerithium serratum Bruguière 1789
†Serratocerithium usanium Compton 1944
G. †Sundabittium Shuto 1978
+
†Sundabittium fritschi Boettger 1883
†Sundabittium shutoi Scolari 2001
G. †Taxonia Finlay 1926
+
†Taxonia angsanana Martin 1922
†Taxonia djampangtengahensis Martin 1899
†Taxonia gudrenae Wells 1986
†Taxonia talahabensis Martin 1899
†Taxonia tesserata Marwick 1948
G. †Zefallacia Finlay 1926
+
†Zefallacia benesulcata Powell and Bartrum 1929
†Zefallacia chattonensis Marwick 1929
†Zefallacia lawsi Marwick 1948
†Zefallacia ruamahanga Wells 1986
G. †Cerithiomorpha Akopyan 1976
Fm. †Cryptaulacidae Gründel 1976
+
G. †Cerithinella Gemmellaro 1878
+
Subg. †Cerithinella (Laevibaculus) Cossmann 1906
†Cerithinella rigauxoides Szabo 1983
G. †Cryptaulax
+
†Cryptaulax abcisum Terquem and Piette 1868
†Cryptaulax armatum Goldfuss 1843
†Cryptaulax bittneri Kittl 1894
†Cryptaulax convexa Nützel et al. 2003
†Cryptaulax damboreneae Ferrari 2009
†Cryptaulax echinata Buch 1831
†Cryptaulax gratum Terquem 1855
†Cryptaulax inaequelineata Nützel and Senowbari-Daryan 1999
†Cryptaulax kulickii Schröder 1995
†Cryptaulax mutabilis Gerasimov 1955
†Cryptaulax pelsae Dominici 2024
†Cryptaulax protortile Cox 1965
+
Invalid names: Cerithium tortile Hebert and Deslongchamps 1860 [replaced]
Cryptaulax quenstedti Walther 1951
+
Invalid names: Cryptaulax (Xystrella) donosum Gründel 1974 [synonym]
†Cryptaulax redelii Ferrari 2012
†Cryptaulax rhabdocolpoides Haas 1953
Cryptaulax shiptonensis Cox and Arkell 1950
†Cryptaulax slatteri Tate 1870
†Cryptaulax tilarniocensis Haas 1953
†Cryptaulax tricuspis Schröder 1995
†Cryptaulax variformatum Bandel 1994
†Cryptaulax wawalensis Kaim 2004
Invalid names: Xystrella Cossmann 1906 [synonym]
G. †Exelissa Piette 1860
+
Subg. †Exelissa (Teliochilus) Cossmann 1906
†Exelissa crassicostata Cataldo 2017
†Exelissa distans Cossmann 1913
†Exelissa solitudinis Douvillé 1916
Subfm. †Exelissinae Guzhov 2004
+
G. †Shurovites Guzhov 2004
+
†Shurovites dmochae Gründel and Kaim 2006
†Shurovites normanianum Orbigny 1850
Fm. Dialidae Ponder 1991
+
G. Diala Adams 1861
+
†Diala electra Lozouet 1998
Diala lauta Adams 1862
Diala lirulata Thiele 1930
Diala megapicalis Ponder and de Keyser 1992
G. †Glosia Cossmann 1921
Fm. Diastomatidae Cossmann 1894
+
G. Diastoma Deshayes 1850
+
†Diastoma acuminiense Cossmann 1882
†Diastoma acumininense Cossmann 1882
†Diastoma americanum Woods 1922
†Diastoma costellatum Lamarck 1804
†Diastoma elaenia Olsson 1929
†Diastoma elongatum Brongniart 1823
†Diastoma insulaemaris Pilsbry and Harbison 1933
†Diastoma multispiratum Cossmann 1881
†Diastoma ornatum Douvillé 1916
†Diastoma rakhiensis Eames 1952
†Diastoma sameri Abbass 1967
Subfm. Diastomatinae Cossmann 1894
+
G. †Aurelianella Cossmann 1893
G. †Dialopsis Cossmann 1888
G. †Telostoma Harris and Burrows 1891
G. †Ewekoroia Adegoke 1977
+
†Ewekoroia acirsoides Furon 1948
†Ewekoroia nigeriensis Adegoke 1977
†Ewekoroia rugifera Adegoke 1977
G. Obtortio Hedley 1899
G. †Teliostoma Harris and Burrows 1891
Invalid names: Ewekoroiidae Adegoke 1977 [synonym]
G. †Hirsonella Fischer 1969
Fm. Litiopidae Gray 1847
+
G. †Dalliella Cossmann 1895
G. Litiopa Rang 1829
+
†Litiopa klipsteini Cossmann 1882
Litiopa melanostoma Rang 1829
†Litiopa papillosa Wood 1842
G. Styliferina Adams 1860
Fm. Melanopsidae Adams and Adams 1854
+
G. Amphimelania Fischer 1885
G. Esperiana Bourguignat 1877
G. Fagotia Bourguignat 1884
G. †Megalonoda Kollmann 1984
G. Melanopsis Férussac 1807
+
Subg. Melanopsis (Canthidomus) Swainson 1840
Subg. †Melanopsis (Lyrcaea) Harzhauser 2004
†Melanopsis ancillaroides Deshayes 1824
†Melanopsis angulata Neumayr 1880
†Melanopsis bouei Ferussac 1823
†Melanopsis callosa Braun in Sandberger 1863
†Melanopsis clavigera Neumayr 1875
†Melanopsis corici Neubauer et al. 2013
†Melanopsis cuisiensis Dominici and Kowalke 2014
†Melanopsis dufourii Férussac 1822
†Melanopsis fuchsi Handmann 1882
†Melanopsis fusulatina Sacco 1895
†Melanopsis geniculata Brusina 1874
†Melanopsis lucanensis Neubauer 2011
†Melanopsis lyrata Neumayr 1869
+
Invalid names: Melanopsis kispatici Brusina 1896 [synonym], Melanopsis lyrata cylindracea Brusina 1874 [synonym], Melanopsis lyrata misera Brusina 1874 [synonym], Melanopsis misera Brusina 1897 [synonym], Melanopsis panciciana Brusina 1874 [synonym]
†Melanopsis medinae Neubauer et al. 2013
+
Invalid names: Melanoptychia bittneri Neumayr 1880 [replaced]
†Melanopsis mojsisovicsi Neumayr 1880
†Melanopsis narzolina Archiac 1846
Melanopsis praerosa Linnaeus 1758
†Melanopsis sodalis Deshayes 1862
Invalid names: Melanoptychia Neumayr 1880 [synonym]
G. †Pseudobellardia Cox 1931
+
†Pseudobellardia muttii Dominici and Kowalke 2014
†Pseudobellardia sitae Banerjee and Halder 2024
G. †Stomatopsis Stache 1871
G. †Stylospirula Rovereto 1899
Invalid names: Amphimelaniidae Fischer and Crosse 1891 [synonym], Fagotiidae Starobogatov 1992 [synonym]
Fm. †Metacerithiidae Cossmann 1906
+
G. †Metacerithium Cossmann 1906
+
†Metacerithium epicretaceum Traub 1938
†Metacerithium packardi Nelson 1925
†Metacerithium paleocaenicum Traub 1938
Fm. Modulidae Fischer 1884
+
G. Aplodon Rafinesque 1819
G. Modulus Gray 1842
+
†Modulus basileus Guppy 1874
†Modulus basteroti Benoist 1874
Modulus calusa Petuch 1988
Modulus carchedonius Lamarck 1822
†Modulus tamanensis Maury 1925
†Modulus tectum Gmelin 1791
†Modulus vermeiji Landau and Marques da Silva 2010
†Modulus willcoxi Dall 1892
G. †Psammodulus Collins 1934
Invalid names: Aplodontidae Kuroda 1933 [synonym]
Fm. Pachychilidae Troschel 1857
+
G. †Charadreon Woodring 1973
+
†Charadreon eucosmius Pilsbry and Olsson 1935
†Charadreon glabrum Wesselingh 2006
†Charadreon intermedius Wesselingh 2006
†Charadreon leptus Woodring 1973
G. †Faunus Montfort 1810
+
Subg. †Faunus (Pseudofaunus) Olsson 1931
†Faunus beyenburgi Riedel 1933
†Faunus lagunitensis Woods 1922
†Faunus lamarckii Deshayes 1862
†Faunus nipponicus Nagao 1928
†Faunus paytensis Woods 1922
Invalid names: Ebena Schumacher 1817 [synonym], Melanamona Bowdich 1822 [synonym], Pirena [synonym]
G. †Jponsia Pacaud and Harzhauser 2012
+
†Jponsia cuvieri Deshayes 1825
†Jponsia vulcanica Schlotheim 1820
G. Melanatria Bowdich 1822
+
†Faunus (Melanatria) kahoensis Nagao 1928
†Melanatria acanthica Woods 1922
†Melanatria beldingi Etayo-Serna 1979
†Melanatria bosniaca Oppenheim 1908
†Melanatria dimorphica Woods 1922
†Melanatria escheri Brongniart 1822
†Melanatria markleyensis Clark 1938
†Melanatria propinqua Woods 1922
†Melanatria venusta Woods 1922
†Melanatria ypresiana Vega and Perilliat 1992
G. †Moniquia Pacaud and Harzhauser 2012
+
†Moniquia pyreniformis Deshayes 1833
†Moniquia suzanna d'Orbigny 1850
G. Tinnyea Hantken 1887
+
†Tinnyea aquitanica Noulet 1846
†Tinnyea lauraea Matheron 1843
+
Invalid names: Brotia (Tinnyea) escheri Papp 1953 [synonym], Melanatria escheri turrita Berz and Jooss 1927 [synonym]
Invalid names: Anaplocamidae Dall 1921 [empty]
Fm. Pickworthiidae Iredale 1917
+
G. Ampullosansonia Kase 1999
+
†Ampullosansonia crassicostata Kase 1999
†Ampullosansonia fragilis Kase 1999
†Ampullosansonia hyalina Kase 1999
G. †Bleytonella Gründel and Kollmann 2012
+
†Bleytonella brevis Pictet and Campiche 1826
†Bleytonella circumlata Gründel and Kollmann 2012
†Bleytonella michaillensis Pictet and Campiche 1862
G. Discrevinia Laseron 1957
G. Gania Bandel and Kowalke 1997
G. †Mareleptopoma Moolenbeek 1984
+
†Mareleptopoma drivasi Le Renard and P. 2003
†Mareleptopoma intermedia Le Renard and P. 2003
†Mareleptopoma karpatensis Moolenbeek 1984
†Mareleptopoma pellucens Le Renard and P. 2003
†Mareleptopoma vaubani Le Renard and P. 2003
G. †Microliotia Boettger 1902
+
†Microliotia alvanioides Le Renard and P. 2003
Microliotia corayi Ladd 1966
Invalid names: Latilabrum Kuroda 1991 [synonym]
G. Reynellona Iredale 1917
+
†Reynellona bollandi Le Renard and P. 2003
†Reynellona borbonica Le Renard and P. 2003
†Reynellona natalis Iredale 1917
G. Sansonia Jousseaume 1892
+
†Sansonia alisonae Le Renard and P. 2003
†Sansonia crassitesta Reuss 1868
Invalid names: Mecoliotia Hedley 1899 [synonym], Pickworthia Iredale 1917 [synonym]
G. Tinianella Kase 1999
Invalid names: Pickworthiinae Iredale 1917 [empty], Sherborniinae Iredale 1917 [empty]
Fm. Planaxidae Gray 1850
+
Subfm. Fossarinae Adams 1860
+
G. †Amplostoma Stoliczka 1868
G. Couthouyia Adams 1860
G. †Cymenorytis Cossmann 1988
G. Fossarus Philippi 1841
G. †Larinopsis Gatliff 1916
G. †Medoriopsis Cossmann 1888
G. †Micreschara Cossmann 1891
G. †Postalia Oppenheim 1896
G. †Vouastia Raspail 1909
G. Zeradina Finlay 1926
G. †Hinea Gray 1847
G. †Leioplanaxis Lozouet and Maestrati 1994
G. †Orthochilus Cossmann 1889
Fm. Pleuroceridae Thiele 1929
+
G. Anculosa Say 1821
G. †Elimia Adams and Adams 1858
+
†Elimia dickersoni Clark 1938
†Elimia sacramentensis Clark and Anderson 1938
†Elimia schencki Clark 1938
†Elimia trigemmata Conrad 1860
†Elimia veatchii Gabb 1864
G. †Goniobasis Lea
+
†Goniobasis diegoensis Hanna 1927
†Goniobasis hannibali Weaver and Van Winkle Palmer 1922
†Goniobasis kettlemanensis Arnold 1909
†Goniobasis leslieae Firby 1966
†Goniobasis marylandica Martin 1904
†Goniobasis reticulata Firby 1966
†Goniobasis sookensis Clark and Arnold 1923
Fm. Pleuroceriidae Thiele 1929
+
Fm. Potamididae Adams and Adams 1854 [horn snail]
+
G. Cerithidea Swainson 1840
+
Subg. Cerithidea (Cerithidea) Swainson 1840
Subg. Cerithidea (Cerithideopsilla) Thiele 1929
Subg. Cerithidea (Cerithideopsis) Thiele 1929
Cerithidea albonodosa Gould and Carpenter 1857
†Cerithidea anguillana Cooke 1919
†Cerithidea anticipata Iredale 1929
†Cerithidea boweni Olsson 1928
Cerithidea decollata Linnaeus 1767
Cerithidea scalariformis Say 1825
†Cerithidea tokunariensis Masuda 1956
Cerithidea valida Adams 1852
†Potamides (Cerithidea) branneri Clark 1918
†Potamides (Cerithidea) djadariensis Martin 1899
†Potamides (Cerithidea) fluviatilis Potiez and Michaud 1838
†Potamides (Cerithidea) sindiensis Vredenburg 1928
G. Cerithideops Pilsbry and Harbison 1933
G. †Diastomella Chavan 1952
G. †Diplocyma Pilsbry and Olsson 1935
G. †Dircella Sohl 1960
G. †Echinobathra Cossmann 1906
+
†Pyrazus (Echinobathra) austinense Roemer 1888
†Pyrazus (Echinobathra) durhami Allison 1955
G. †Exechocirsus Cossmann 1906
+
†Tympanotonos (Exechocirsus) cingillatum Zekell 1852
†Tympanotonus (Exechocirsus) cowickeensis Sohl 1964
G. †Gantechinobathra Kowalke 2001
+
†Gantechinobathra vulcani Brongniart 1823
+
Invalid names: Cerithium vapincense d'Orbigny 1850 [synonym]
G. †Harrisianella Olson 1929
+
†Harrisianella hochstetteri Martin 1879
†Harrisianella peruviana Olsson 1929
†Harrisianella subglabra Schnetler 2001
G. †Lagunitus Olsson 1929
G. †Libycerithium Chacchia-Rispoli 1937
G. †Mesohalina Wittibschlager 1983
+
†Mesohalina brabantinus Glibert and de Heinzelin 1954
†Mesohalina burdigalinus d'Orbigny 1847
†Mesohalina margaritaceus Brocchi 1814
†Mesohalina taschei Ludwig 1865
G. †Potamides Brongniart 1810
+
Subg. †Potamides (Lampanella) Mörch 1876
Subg. †Potamides (Potamides) Brongniart 1810
Subg. †Potamides (Potamidopsis) Munier-Chalmas 1900
Subg. †Potamides (Ptychopotamides) Sacco 1895
†Potamides archiaci Halder and Sinha 2014
†Potamides avus Pilsbry and Brown 1917
†Potamides cancelloides Aldrich 1911
†Potamides caobasensis Pilsbry 1910
†Potamides carbonicola Cooper 1894
†Potamides chira Olsson 1931
†Potamides corrugatum Brongniart 1825
†Potamides diadema Gabb 1864
†Potamides gracilior Dall 1913
†Potamides henryi Devries 2019
†Potamides hondensis Olsson 1931
†Potamides huzutai Matsubara et al. 2010
†Potamides isabenense Dominici and Kowalke 2014
†Potamides janeae Devries 2019
†Potamides lamarcki Brongniart 1810
†Potamides lamarckii Brongniart 1810
†Potamides lewisiana Weaver 1912
†Potamides maracaibensis Weisbord 1929
†Potamides matsoni Dall 1913
†Potamides mosaliensis Banerjee and Halder 2024
†Potamides occidentalis Woods 1922
†Potamides roumaini Pilsbry 1910
†Potamides saltillensis Aldrich 1911
†Potamides satillensis Aldrich 1911
†Potamides sespeensis Loel and Corey 1932
†Potamides shahensis Banerjee and Halder 2024
†Potamides silverdalensis Richards 1943
†Potamides sisophonensis Delpey 1942
†Potamides suprasulcatus Gabb 1873
+
Invalid names: Potamides infraliteratus Speiker 1922 [synonym], Potamides ormei Maury 1917 [synonym]
†Potamides trituberculatus Cox 1952
Invalid names: Escoffieria Fontannes 1880 [synonym]
Subfm. Potamidinae Adams and Adams 1854 [horn snail]
+
G. †Exechestoma Cossmann 1899
G. †Hannatoma Olsson 1931
G. Pirenella Gray 1847
G. †Tylochilus Cossmann 1889
G. †Tateiwaia Makiyama 1936
+
†Tateiwaia beberkiriana Martin 1899
†Tateiwaia merangiana Martin 1922
†Tateiwaia tateiwai Makiyama 1936
G. Telescopium Monfort 1810
+
Potamides (Telescopium) chamberlaini Johnson 1899
†Telescopium jogjacartensis Martin 1914
†Telescopium parinense Olsson 1928
†Telescopium peruvianum Woods 1922
†Telescopium samanense Olsson 1928
Telescopium telescopium Linnaeus 1758
†Telescopium titan Martin 1889
G. Terebralia Swainson 1840
+
Subg. †Terebralia (Gravesicerithium) Charpiat 1923
Subg. Terebralia (Terebralia) Swainson 1840
†Terebralia bidentata Defrance 1832
+
Invalid names: Terebralia duboisi Hörnes 1856 [synonym], Terebralia lignitarum Eichwald 1853 [synonym]
†Terebralia dentilabris Gabb 1873
+
Invalid names: Cerithium prismaticum Gabb 1873 [synonym], Potamides gastrodon Pilsbry 1922 [synonym], Terebralia (Pyrazisinus) bolivarensis Weisbord 1929 [synonym]
†Terebralia dimorpha Vredenburg 1928
†Terebralia gajensis Vredenburg 1928
†Terebralia harrisi Maury 1920
†Terebralia juliana Dailey and Popenoe 1966
†Terebralia marki Devries 2019
†Terebralia mekranica Vredenburg 1928
†Terebralia miosulcata Vredenburg 1928
Terebralia palustris Linnaeus 1767
†Terebralia pauli Devries 2019
†Terebralia semistriatus Mörch 1852
†Terebralia subcorrugata d'Orbigny 1852
†Terebralia sublignitarum Vredenburg 1928
Terebralia sulcata Born 1778
†Terebralia susana Squires and Kennedy 1998
Invalid names: Terebralia bidentata gajensis Vredenburg 1928 [synonym]
G. †Trempotamides Dominici and Kowalke 2014
+
†Trempotamides imbricatarius Cossmann 1898
†Trempotamides peraubensis Cossmann 1906
†Trempotamides tactospira Cossmann 1906
G. Tympanotonos Schumacher 1817
+
Subg. †Tympanotonos (Diptychochilus) Cossmann in Doncieux 1908
Subg. †Tympanotonos (Eotympanotonus) Chavan 1952
Subg. Tympanotonos (Tympanotonos) Schumacher 1817
†Tympanotonos morillensis Dominici and Kowalke 2014
†Tympanotonos turris Deshayes 1833
+
Invalid names: Potamides monsecanus Cossmann 1896 [synonym], Potamides orengae Cossmann 1896 [synonym]
G. †Vicarya d'Archiac and Haime 1854
+
Subg. †Vicarya (Shoshiroia) Kamada 1960
†Vicarya callosa Jenkins 1864
†Vicarya fusiformis Hislop 1859
†Vicarya verneuili Archiac 1851
G. †Vicaryella Yabe and Hatai 1938
+
†Vicaryella angsanana Martin 1922
†Vicaryella jobanica Kamada 1960
†Vicaryella notoensis Masuda 1956
†Vicaryella tyosenica Yabe and Hatai 1938
Invalid names: Cerithideidae Houbrick 1988 [synonym], Telescopiidae Alan 1950 [synonym], Tiaracerithiinae Bouniol 1981 [empty]
Fm. †Prostyliferidae Bandel 1992
+
G. †Acilia Koken 1896
+
†Acilia basistriata Nützel et al. 2012
†Acilia gabbiana Dickerson 1916
†Acilia imperatii Stoppani 1858
†Acilia insecta Kittl 1900
G. †Angulatella Hausmann and Nützel 2020
+
†Angulatella angulata Hausmann et al. 2021
†Angulatella bizzarinii Nützel and Hausmann 2021
†Angulatella kustatscherae Nützel and Hausmann 2020
G. †Prostylifer Koken 1889
+
†Prostylifer paludinaris Münster 1841
+
Invalid names: Melania abbreviata Klipstein 1843 [synonym], Melania variabilis Klipstein 1843 [synonym], Turbo (Littorina) cassianus Wissmann 1841 [synonym], Turbo similis Münster 1841 [synonym]
G. †Ptychostoma
+
†Ptychostoma mojsisovicsi Kittl 1892
†Ptychostoma pleurotomoides Wissmann 1841
†Ptychostoma stachei Kittl 1892
†Ptychostoma waehneri Kittl 1892
Invalid names: Kittlia Cossmann 1909 [objective synonym]
Fm. Scaliolidae Jousseaume 1912
+
G. Clatrofenella Kuroda and Habe 1952
+
†Clatrofenella intermedia Lozouet 1998
Clatrofenella reticulata Adams 1860
G. †Sandbergeria Bosquet 1860
+
Subg. †Sandbergeria (Aneurychilus) Cossmann 1889
Subg. Sandbergeria (Sandbergeria) Bosquet 1860
†Sandbergeria khanae Banerjee and Halder 2024
†Sandbergeria wolffi Kautsky 1925
G. Scaliola Adams 1860
+
Scaliola bella Adams 1860
†Scaliola fallaciosa Lozouet 1998
†Scaliola mohrensterni Semper 1865
G. †Scaliolidae Adams 1860
Invalid names: Obtortionidae Thiele 1925 [synonym]
Fm. †Siliquariidae Anton 1838
+
G. Tenagodus Guettard 1770
+
Subg. Tenagodus (Agathirses) Montfort 1808
Subg. Tenagodus (Pyxipoma) Mörch 1860
Subg. Tenagodus (Tenagodus) Guettard 1770
Tenagodus anguina Linnaeus 1758
†Tenagodus bajaensis Squires 1990
†Tenagodus californiensis Squires 1990
†Tenagodus cossmani Ihering 1907
†Tenagodus granti Sowerby 1840
†Tenagodus obtusiformis Martin 1905
†Tenagodus obtusus Schumacher 1817
†Tenagodus occlusus Tenison Woods 1877
†Tenagodus sowerbyi Halder and Sinha 2014
†Tenagodus terbellus Lamarck 1818
†Tenagodus vitis Conrad 1835
Invalid names: Siliquaria Bruguière 1792 [synonym]
Invalid names: Stephopomatinae Bandel and Kowalke 1997 [empty]
Fm. Thiaridae Troschel 1857
+
G. Aylacostoma Spix and von Wagner 1827
+
†Aylacostoma ava Pilsbry and Olsson 1935
†Aylacostoma browni Etheridge 1879
†Aylacostoma lataguensis Nuttall 1990
G. †Bayania Munier-Chalmas 1877
+
†Bayania boussaci Szöts 1953
†Bayania epelys Woodring 1973
†Bayania lactea Bruguière 1792
†Bayania omanispinosa Harzhauser 2007
G. †Brotiopsis Suzuki 1943
G. †Kumania Ota 1960
G. Neoradina Brandt 1974
G. †Pachymelania White 1895
G. †Pyrgulifera Meek 1877
+
Subg. †Pyrgulifera (Pyrgulifera) Meek 1877
†Pyrgulifera bicarinata Traub 1938
†Pyrgulifera lajollaensis Hanna 1927
†Pyrgulifera striata Bonarelli 1927
Invalid names: Gonioconcha Bonarelli 1921 [synonym]
Subfm. Semisinusinae Pacaud and Le Renard 1995
+
G. †Hemisinus Swainson 1840
+
Invalid names: Aulacostoma Spix in Wagner 1827 [synonym], Bassistoma Lea 1852 [synonym], Semisinus Fischer 1885 [synonym]
G. Sheppardiconcha Marshall and Bowles 1932
+
†Sheppardiconcha clavata Wesselingh 2006
†Sheppardiconcha colombiana Nuttall 1990
†Sheppardiconcha coronata Etheridge 1879
†Sheppardiconcha lataguensis Nuttall 1990
†Sheppardiconcha septencincta Roxo 1937
†Sheppardiconcha solida Wesselingh 2006
†Sheppardiconcha tuberculifera Conrad 1874
G. Sulcospira Troschel 1857
+
Sulcospira foeda Lea 1850
Sulcospira testudinaria von dem Busch in Philippi 1842
Subfm. †Thiarinae Morrison 1954
+
G. Brotia Adams 1866
G. †Coptostylus Sandberger 1872
G. Cornetia Munier-Chalmas 1885
G. Fijidoma Morrison 1952
G. Melanoides Olivier 1804
G. Tarebia Adams and Adams 1854
G. Thiara Röding 1798
+
Invalid names: Amarula Sowerby 1842 [synonym], Hydrognoma Gistl 1848 [synonym], Melania Lamarck 1800 [synonym], Melas Montfort 1810 [synonym], Spirilla Humphrey in Gray 1847 [synonym], Tiaropsis Brot 1871 [synonym]
G. †Yoshimonia Ota 1960
Invalid names: Stomatopsinae Stache 1889 [empty]
Fm. Turritellidae Lovén 1847 [turret shell]
+
G. Actaeonema Conrad 1865
G. †Caucasella Hacobjan 1969
+
†Caucasella acanthophora Müller 1851
+
Invalid names: Caucasella differencialis Pchelintsev 1953 [synonym], Caucasella karabakhensis Pchelintsev 1953 [synonym], Caucasella kurdistanensis Pchelintsev 1953 [synonym]
G. †Cristispira Allison 1965
+
†Cristispira caballasensis Devries 2019
†Cristispira cochleiformis Gabb 1869
†Cristispira paracasensis Rivera 1957
†Cristispira pugetensis Allison 1965
G. Haustator Monfort 1810
+
Subg. Haustator (Haustator) Montfort 1810
†Haustator adulterata Deshayes 1861
†Haustator bauga d'Orbigny 1842
†Haustator bellovacina Deshayes 1861
†Haustator bilira Stephenson 1941
†Haustator caillati Deshayes 1861
†Haustator carinata Lea 1833
†Haustator cingulifer Sowerby 1825
†Haustator circumdatus Deshayes 1861
†Haustator comptus Deshayes 1861
†Haustator conoidea Sowerby 1814
†Haustator contractus Sowerby 1850
†Haustator dixoni Deshayes 1861
†Haustator elegans Deshayes 1861
†Haustator elongatus Sowerby 1814
†Haustator eryna d'Orbigny 1852
†Haustator fowleri Tracey and Todd 1996
†Haustator funiculosus Deshayes 1832
†Haustator furoni Adegoke 1977
†Haustator granulosa Deshayes 1832
†Haustator infans Stenzel 1940
†Haustator mitis Deshayes 1861
†Haustator monilifer Deshayes 1832
†Haustator multiplicatus Pcelincev 1954
†Haustator nigeriensis Adegoke 1977
†Haustator oyawoyei Adegoke 1977
†Haustator praecessus Defrance 1828
+
Invalid names: Turritella (Haustator) lamarcki Defrance 1828 [synonym]
†Haustator rivurbana Cooke 1926
†Haustator sedanensis Martin 1905
†Haustator solanderi Mayer-Eymar 1877
†Haustator subula Deshayes 1832
†Haustator subulata Martin 1884
†Haustator tauroperturritus Sacco 1895
Haustator trisulcata Lamarck 1822
†Haustator uniangularis Lamarck 1804
†Haustator unisulcata Lamarck 1804
†Haustator vermicularis Brocchi 1814
†Haustator zulloi Allmon and Harris 2008
†Turritella (Haustator) asperula Brogniart 1823
†Turritella (Haustator) atlantica Böhm 1913
†Turritella (Haustator) bijugata Bohm 1913
†Turritella (Haustator) conofaciata Sacco 1895
†Turritella (Haustator) incrassata Sowerby 1814
†Turritella (Haustator) montensis Briart and Cornet 1873
†Turritella (Haustator) parisi Stilwell et al. 2004
†Turritella (Haustator) punjabensis Eames 1952
†Turritella (Haustator) quadrifasciata Traub 1938
†Turritella (Haustator) teschi Martin 1916
†Turritella (Haustator) vanderfeeni Brakman 1937
†Turritella (Haustator) venus d'Orbigny 1852
†Turritella (Haustator) vermicularis Brocchi 1814
†Turritella solandrei Mayer-Eymar 1877
G. Incatella DeVries 2007
+
†Incatella chilensis Sowerby 1846
Incatella cingulata Sowerby 1825
†Incatella cingulatiformis Möricke 1896
†Incatella leptogramma Philippi 1887
†Incatella trilirata Philippi 1887
G. Kapalmerella Warren 2005
+
†Kapalmerella alveata Conrad 1854
†Kapalmerella arenicola Conrad 1865
†Kapalmerella dumblei Harris 1895
†Kapalmerella mortoni Conrad 1830
†Kapalmerella pleboides Vaughan 1895
G. †Mariacolpus Petuch 1988
+
†Mariacolpus aequistriatus Conrad 1863
†Mariacolpus covepointensis Petuch 2004
†Mariacolpus lindajoyceae Petuch 2004
†Mariacolpus octonaria Conrad 1863
†Mariacolpus plebeia Say 1824
G. †Nairiella Hacobjan 1969
Subfm. Pareorinae Finlay and Marwick 1937
+
G. †Batillona Finlay 1927
G. †Craginia Stephenson 1952
G. Neodiastoma Cotton 1932
G. †Pareora Marwick 1931
G. †Sigmesalia Finlay and Marwick 1937
G. †Tachyrhynchella Titova 1994
G. †Woodsalia Olsson 1929
G. Torcula Gray 1847
+
Subg. †Torcula (Eurytorus) Gardner 1947
Subg. Torcula (Torcula) Gray 1847
Torcula acropora Dall 1889
Torcula bayeri Petuch 2001
Torcula lindae Petuch 1987
Turritella (Torcula) exoletus Linnaeus 1758
†Turritella (Torcula) terstriata Rogers and Rogers 1837
†Turritella (Torcula) variabilis Conrad 1830
G. †Trobus Stephenson 1955
G. †Turriola Titova 1994
Subfm. Turritellinae Lovén 1847
+
G. †Archimediella Sacco 1895
G. Banzarecolpus Powell 1957
G. Callostracum Smith 1909
G. †Coeloconica Eames 1957
G. †Colposigma Finlay and Marwick 1937
G. Colpospira Donald 1900
G. †Gazameda Iredale 1924
G. †Hataiella Kotaka 1959
G. †Idaella Kotaka 1959
G. Maoricolpus Finlay 1926
G. Neohaustator Otuka 1934
G. Nipponocolpus Kotaka 1959
G. †Oligodia Handmann 1882
G. †Reymentella Adegoke 1977
G. †Sechuritella Olsson 1944
G. †Spirocolpus Finlay 1926
G. Tachyrhynchus Mörch 1868
G. †Tropicolpus Marwick 1931
G. Turritella Lamarck 1799 [turret shell]
G. †Wyatella Adegoke 1967
G. †Wyattella Adegoke 1967
G. Zaria Gray 1842
G. Zeacolpus Finlay 1926
Invalid names: Archimediellinae Starobogatov 1982 [synonym], Tachyrhynchinae Golikov 1986 [synonym], Zariinae Gray 1850 [synonym]
Subfm. Turritellopsinae Marwick 1957
+
G. Glyptozaria Iredale 1924
G. Kimberia Cotton and Woods 1935
G. Turritellopsis Sars 1878
+
Turritellopsis acicula Sars 1878
Turritellopsis neptunensis Verco 1910
Turritellopsis stimpsoni Dall 1919
†Turritellopsis weaveri Van Winkle 1918
Subfm. Vermiculariinae Dall 1913
+
G. †Laxispira Gabb 1877
G. Vermicularia Lamarck 1799
Invalid names: Pseudomesalia Douvillé 1916 [invalid subgroup], Pseudomesaliinae Mahmoud 1955 [synonym]
Invalid names: Faxiidae Ravn 1933 [empty], Lavigeriidae Thiele 1925 [empty], Pianaridae Pchelintsev 1968 [empty], Semisulcospiridae Morrison 1952 [empty], Syrnolopsidae Bourguignat 1890 [empty], Terebrellidae Delpey 1941 [invalid subgroup]
Fm. †Coelodiscidae Gründel and Nützel 2013
+
G. †Coelodiscus Broesamlen 1909
+
†Coelodiscus minutus Schubler 1833
+
Invalid names: Coelodiscus fluegeli Bandel and Hemelben 1987 [synonym]
G. †Tatediscus Grundel 2001
Fm. †Coelostylinidae Cossmann 1909
+
G. †Ampezzoella
G. †Ataxotrochus Wenz 1938
+
†Ataxotrochus meta Böhm 1895
Invalid names: Pseudotrochus Kittl 1899 [replaced]
G. †Coelochrysalis Kittl 1894
+
†Coelochrysalis ammoni Böhm 1895
†Coelochrysalis excavata Kittl 1894
†Coelochrysalis hypertropha Kittl 1899
†Coelochrysalis megaspira Stoppani 1857
+
Invalid names: Chemnitzia mumia Stoppani 1858 [synonym], Nerinea hebraica Stoppani 1858 [synonym]
†Coelochrysalis tenuicarinata Kittl 1894
G. †Coelostylina Kittl 1894
+
Subg. †Coelostylina (Gradiella) Kittl 1899
+
†Coelostylina (Gradiella) acutemaculata Stoppani 1858
†Coelostylina (Gradiella) cucullus Böhm 1895
†Coelostylina (Gradiella) emmrichi Bohm 1895
†Coelostylina (Gradiella) fedaiana Kittl 1894
†Coelostylina (Gradiella) gradata Hoernes 1856
†Coelostylina (Gradiella) haueri Stoppani 1857
†Coelostylina (Gradiella) ignobilis Böhm 1895
†Coelostylina (Gradiella) maculata Stoppani 1858
†Coelostylina (Gradiella) olivi Stoppani 1858
†Coelostylina (Gradiella) scissa Böhm 1895
†Coelostylina (Gradiella) semigradata Kittl 1894
†Coelostylina (Gradiella) sturi Kittl 1894
Subg. †Coelostylina (Pseudochrysalis) Kittl 1894
+
†Coelostylina (Pseudochrysalis) chrysaloides Kittl 1894
†Coelostylina (Pseudochrysalis) stotteri Klipstein 1843
†Coelostylina (Pseudochrysalis) subovata Münster 1841
Subg. †Coelostylina (Siphonophyla) Kittl 1894
+
†Siphonophyla concentrica Munster 1841
†Siphonophyla desori Kittl 1894
†Coelostylina ahlburgi Assmann 1924
†Coelostylina angulifera White 1874
†Coelostylina biconica Kittl 1900
†Coelostylina camerata Böhm 1895
†Coelostylina civettae Dominici 2024
†Coelostylina clava Böhm 1895
†Coelostylina conica Münster 1841
+
Invalid names: Coelostylina solida Böhm 1895 [synonym], Melania subscalaris Münster 1841 [synonym], Melania trochiformis Klipstein 1843 [synonym], Phasianella vittati Stoppani 1858 [synonym], Rhabdoconcha conoidea Kittl 1894 [synonym], Trochus allioni Stoppani 1858 [synonym], Trochus fredighini Stoppani 1857 [synonym]
†Coelostylina costata Batten and Stokes 1986
†Coelostylina fedrighinii Stoppani 1858
†Coelostylina gibsoni Brown 1839
+
Invalid names: Coelostylina clarissima Dietz 1911 [synonym], Rissoa pucilla Brown 1839 [synonym]
†Coelostylina gregaria von Schlotheim 1822
†Coelostylina griesbachi Kittl 1894
†Coelostylina hoernesi Böhm 1895
†Coelostylina hydrobiformis Nützel and Ware 2018
†Coelostylina hylas Kittl 1894
†Coelostylina inconstans Kittl 1894
†Coelostylina inexspectata Haas 1953
†Coelostylina infrastriata Kittl 1894
†Coelostylina karreri Kittl 1894
†Coelostylina larga Dietz 1911
†Coelostylina leighi Brown 1839
†Coelostylina liscaviensis Giebel 1856
†Coelostylina medea Kittl 1894
†Coelostylina micropunctata Nützel et al. 2018
†Coelostylina muensteri Böhm 1895
†Coelostylina nodosa Münster 1841
†Coelostylina obtusa Brown 1839
+
Invalid names: Rissoa minutissima Brown 1839 [synonym], Trochus pusillus Geinitz 1848 [synonym]
†Coelostylina ovula Kittl 1894
†Coelostylina paludinare Terquem 1855
†Coelostylina rhenana Koken 1898
†Coelostylina rotundata Dietz 1911
†Coelostylina stoppanii Kittl 1894
†Coelostylina striatopunctata Stoppani 1857
†Coelostylina subconcentrica Münster 1841
†Coelostylina tambosolensis Haas 1953
†Coelostylina tietzei Kittl 1894
†Coelostylina turritellaris Münster 1841
†Coelostylina virginensis Batten and Stokes 1986
†Coelostylina waageni Kittl 1894
†Coelostylina werfensis Wittenburg 1908
G. †Euchrysalis Laube 1870
+
Subg. †Euchrysalis (Coelochrysalis) Kittl 1894
+
†Euchrysalis (Coelochrysalis) nitida Kittl 1894
†Euchrysalis (Coelochrysalis) pupaeformis Münster 1841
†Euchrysalis alata Kittl 1894
†Euchrysalis fimbriata Stoppani 1857
†Euchrysalis fusiformis Münster 1841
+
Invalid names: Melania hauslabii Klipstein 1843 [synonym], Melania larva Klipstein 1843 [synonym]
†Euchrysalis laevis Kittl 1899
†Euchrysalis sinistrorsa Kittl 1894
†Euchrysalis sphinx Stoppani 1857
†Euchrysalis torpediniformis Böhm 1895
G. †Gigantogonia Cossmann 1909
G. †Glyptochrysalis Koken 1896
G. †Omphaloptycha Ammon 1878
+
†Omphaloptycha aequalis Stoppani 1857
†Omphaloptycha aldrovandii Stoppani 1857
+
Invalid names: Chemnitzia circumsulcata Stoppani 1858 [synonym], Chemnitzia collegni Stoppani 1857 [synonym], Chemnitzia involuta Stoppani 1858 [synonym], Eulima fusus Stoppani 1857 [synonym], Eulima umbilicata Stoppani 1857 [synonym], Loxonema leprosa Stoppani 1857 [synonym]
†Omphaloptycha alsatiorum Kittl 1899
†Omphaloptycha altenburgensis Geinitz 1848
†Omphaloptycha angulata Stoppani 1858
†Omphaloptycha angustaperta Wang 1982
†Omphaloptycha bacchus Kittl 1894
†Omphaloptycha breislaki Stoppani 1857
+
Invalid names: Chemnitzia obeliscus Stoppani 1857 [synonym]
†Omphaloptycha burgbergensis Dietz 1911
†Omphaloptycha cacuana Haas 1953
†Omphaloptycha carabusana Kittl 1899
†Omphaloptycha concavoconvexa Stoppani 1858
†Omphaloptycha concinna Klipstein 1843
†Omphaloptycha dezzoana Kittl 1899
†Omphaloptycha escheri Hoernes 1856
+
Invalid names: Chemnitzia interzonata Stoppani 1857 [synonym], Chemnitzia retrozonata Stoppani 1857 [synonym], Loxonema fusus Stoppani 1857 [synonym], Loxonema pulchella Stoppani 1857 [synonym], Trochus anticarinatus Stoppani 1858 [synonym]
†Omphaloptycha exornata Kittl 1894
†Omphaloptycha extensa Kittl 1899
†Omphaloptycha gansuensis Tong and Erwin 2001
†Omphaloptycha hormolira Batten and Stokes 1986
†Omphaloptycha humilis Stoppani 1858
†Omphaloptycha inflata Stoppani 1857
†Omphaloptycha irritata Kittl 1894
†Omphaloptycha jaworskii Haas 1953
†Omphaloptycha jenksi Haas 1953
†Omphaloptycha laticonvexa Wang 1980
†Omphaloptycha lineata Böhm 1895
†Omphaloptycha ludwigi Kittl 1900
†Omphaloptycha maironii Stoppani 1857
†Omphaloptycha marianii Kittl 1899
†Omphaloptycha nymphoides Stoppani 1858
†Omphaloptycha obesa Smith 1927
†Omphaloptycha pachygaster Kittl 1894
+
Invalid names: Coelostylina densestriata Böhm 1895 [synonym]
†Omphaloptycha peracuta Stoppani 1857
†Omphaloptycha pinii Stoppani 1857
†Omphaloptycha polyphemus Kittl 1899
†Omphaloptycha princeps Stoppani 1858
†Omphaloptycha pupoidea Dietz 1911
†Omphaloptycha pupoides Stoppani 1857
+
Invalid names: Chemnitzia nana Stoppani 1857 [synonym], Eulima amoretti Stoppani 1857 [synonym], Eulima aurelia Stoppani 1857 [synonym]
†Omphaloptycha quadricarinata Stoppani 1858
†Omphaloptycha retracta Kittl 1894
†Omphaloptycha rosthorni Hoernes 1856
†Omphaloptycha scalaris Yin and Yochelson 1983
†Omphaloptycha schmidti Assmann 1924
†Omphaloptycha shastensis Smith 1927
†Omphaloptycha smithii Blaschke 1907
†Omphaloptycha speciosa Haas 1953
†Omphaloptycha subextensa Kittl 1899
†Omphaloptycha sulcellata Stoppani 1858
†Omphaloptycha turris Stoppani 1857
+
Invalid names: Chemnitzia antizonata Stoppani 1857 [synonym], Eulima cainalli Stoppani 1857 [synonym]
†Omphaloptycha zitteli Böhm 1895
G. †Omphaloptychia von Ammon 1893
+
†Omphaloptychia cingulata Batten 1985
†Omphaloptychia laevisphaera Batten and Stokes 1986
†Omphaloptychia paleozoica Batten 1985
G. †Orthospira Kutassy 1940
G. †Pseudochrysalis Kittl 1894
G. †Pustulifer Cossmann 1909
+
†Pustulifer alpina Eichwald 1851
†Pustulifer peruvianus Haas 1953
†Pustulifer wengensis Kittl 1894
Invalid names: Pustularia Koken 1892 [replaced]
G. †Spirochrysalis Kittl 1894
+
†Spirochrysalis cambodgensis Delpey 1942
†Spirochrysalis protomicra Pan 1982
†Spirochrysalis punctata Kittl 1899
G. †Toxoconcha Kittl 1899
+
†Toxoconcha brocchi Stoppani 1857
+
Invalid names: Chemnitzia ginanni Stoppani 1858 [synonym], Chemnitzia lanceata Stoppani 1858 [synonym], Chemnitzia lictor Stoppani 1858 [synonym], Chemnitzia lunulata Stoppani 1858 [synonym], Loxonema falcifera Stoppani 1857 [synonym], Loxonema strigillata Stoppani 1857 [synonym], Toxonema damesi Böhm 1895 [synonym]
†Toxoconcha gracilis Haas 1953
†Toxoconcha microfurcata Nützel and Senowbari-Daryan 1999
†Toxoconcha uniformis Stoppani 1858
†Undularia (Toxoconcha) bisculpta Kittl 1899
†Undularia (Toxoconcha) jaculum Stoppani 1858
†Undularia (Toxoconcha) ontragnana Kittl 1899
†Undularia (Toxoconcha) perspicua Böhm 1895
†Undularia (Toxoconcha) striifera Kittl 1899
†Undularia (Toxoconcha) telescopia Böhm 1895
†Undularia (Toxoconcha) transitoria Kittl 1894
G. †Trianglaspira Pan 1982
G. †Trypanostylus Cossmann 1895
+
†Trypanostylus ascendens Böhm 1895
†Trypanostylus caravinensis Kittl 1899
†Trypanostylus curretensis Kittl 1894
†Trypanostylus geographicus Stoppani 1858
+
Invalid names: Chemnitzia exilis Stoppani 1858 [synonym], Chemnitzia longissima Stoppani 1858 [synonym], Chemnitzia perlonga Stoppani 1858 [synonym]
†Trypanostylus haueri Giebel 1856
†Trypanostylus konincki Münster 1841
+
Invalid names: Eustylus aequalis Böhm 1895 [synonym], Spirostylus vittatus Böhm 1895 [synonym]
†Trypanostylus minor Kittl 1894
†Trypanostylus obliquus Stoppani 1857
†Trypanostylus pradeanus Kittl 1899
†Trypanostylus pseudoscalatus Assmann 1924
†Trypanostylus varieplicatus Kittl 1899
†Trypanostylus waageni Blaschke 1905
Invalid names: Eustylus Kittl 1894 [replaced]
G. †Turriculina Gregorio 1930
G. †Turristylus Blaschke 1905
Superfm. Epitonioidea Berry 1910
+
Fm. Epitoniidae Berry 1910 [wentletrap]
+
G. †Aciculiscala Sohl 1963
+
†Aciculiscala acuta Sohl 1963
†Aciculiscala coffea Dockery 1993
†Aciculiscala jacobi Palmer 1937
G. Acirsa Mörch 1857 [wentletrap]
+
Subg. Acirsa (Acirsa) Mörch 1857
Subg. †Acirsa (Acirsella) de Boury 1886
Subg. †Acirsa (Hemiacirsa) de Boury 1890
Subg. Acirsa (Plesioacirsa) de Boury 1909
†Acirsa alpha Squires and Saul 2003
†Acirsa beta Squires and Saul 2003
†Acirsa culmosa Sohl 1964
†Acirsa delta Squires and Saul 2003
†Acirsa epsilon Squires and Saul 2003
†Acirsa gravida Sohl 1964
†Acirsa obtusa White 1889
†Acirsa penepolaris Wood 1872
Invalid names: Tumidiacirsa de Boury 1911 [synonym]
G. Alora Adams and Adams 1853
+
Alora gouldii Adams 1857
†Alora teresmonile DeVries 2007
Invalid names: Teramachiacirsa Kuroda and Ita 1961 [synonym]
G. Amaea Adams and Adams 1853
+
Subg. Amaea (Acrilloscala) Sacco 1890
Subg. Amaea (Amaea) Adams and Adams 1853
Subg. Amaea (Discoscala) Saccoa 1890
Subg. †Amaea (Undiscala) de Boury 1909
†Amaea cancellata Brocchi 1814
†Amaea cerva Squires and Saul 2003
†Amaea pentzia Squires and Saul 2003
†Amaea trifolia Squires and Saul 2003
G. †Belliscala Stephenson 1941
+
†Belliscala meta Squires and Saul 2003
†Belliscala petra Squires and Saul 2003
†Belliscala rockensis Stephenson 1941
†Belliscala suciense Squires and Saul 2003
G. Cerithiscala de Boury 1887
G. Cirsotrema Mörch 1852
+
Subg. Cirsotrema (Cirsotremopsis) Thiele 1928
Subg. Cirsotrema (Coroniscala) de Boury 1910
Subg. †Cirsotrema (Plastiscala) Iredale 1936
Subg. †Cirsotrema (Propescala) Cotton 1931
Subg. †Cirsotrema (Rectacirsa) Iredale 1936
Subg. Cirsotrema (Tioria) Marwick 1928
Cirsotrema cirritum Duerr 2004
†Cirsotrema crassicostatum Deshayes 1839
Cirsotrema dalli Rehder 1945
+
Invalid names: Cirsotrema (Cirsotremopsis) arcella Rehder 1945 [synonym]
†Cirsotrema diversiformis Eames 1952
†Cirsotrema dubiosa Eames 1952
†Cirsotrema fimbriosa Wood 1842
†Cirsotrema funiculus Wood 1872
†Cirsotrema gagei Maxwell 1978
†Cirsotrema hauniensis Schnetler 2001
†Cirsotrema miovaricosum Sacco 1891
†Cirsotrema pleiophylla Tate 1890
†Cirsotrema preyoungi Iqbal 1980
†Cirsotrema tenuisculptum Whiteaves 1879
Cirsotrema togatum Hertlein and Strong 1951
Cirsotrema varicosa Lamarck 1822
†Epitonium (Cirsotrema) clallamense Durham 1937
†Epitonium (Cirsotrema) howei Durham 1937
†Epitonium (Cirsotrema) pasoense Anderson and Martin 1914
†Epitonium (Cirsotrema) posoensis Anderson and Martin 1914
†Epitonium (Cirsotrema) saundersi Tegland 1933
†Scala (Cirsotrema) subtenuilamella d'Archiac and Haime 1854
G. Clathroscala de Boury 1889
G. Clathrus Oken 1815
+
†Clathrus gajensis Vredenburg 1928
†Epitonium (Clathrus) weaveri Durham 1937
G. †Confusiscala de Boury 1909
+
†Confusiscala dupini d'Orbigny 1842
†Confusiscala juvenca Saul and Popenoe 1993
†Confusiscala newcombii Squires and Saul 2003
†Confusiscala sulfurea Saul and Popenoe 1993
G. †Crossotrema Cleevely 1980
G. †Dannevigena Iredale 1936
G. †Epitomium
Subfm. †Epitoniinae Berry 1910
+
G. †Circuloscala de Boury 1886
G. Crebriscala de Boury 1909
G. Depressiscala de Boury 1909
G. Punctiscala de Boury 1890
G. †Striaticostatum Sohl 1963
G. Epitonium Bolten 1798
+
Subg. Epitonium (Acrilla) Adams and Adams 1860
Subg. †Epitonium (Arctoscala) Dall 1909
Subg. Epitonium (Asperiscala) de Boury 1909
Subg. †Epitonium (Bifidoscala) Cossmann 1888
Subg. Epitonium (Boreoscala) Kobelt 1905
+
Invalid names: Epitonium (Catenoscala) Dall 1908 [synonym]
Subg. Epitonium (Cinctiscala) de Boury 1909
Subg. †Epitonium (Coniscala) de Boury 1887
Subg. Epitonium (Crisposcala) De Boury 1886
Subg. Epitonium (Cycloscala) Dall 1889
Subg. †Epitonium (Epitonium) Röding 1798
Subg. Epitonium (Glabriscala) De Boury 1909
Subg. Epitonium (Gyroscala) de Boury 1887
Subg. Epitonium (Hirtoscala) Monterosato 1890
Subg. Epitonium (Hyaloscala) De Boury 1890
Subg. Epitonium (Minutiscala) de Boury 1909
Subg. Epitonium (Nitidiscala) de Boury 1909
Subg. Epitonium (Papyriscala) de Boury 1909
Subg. Epitonium (Parviscala) de Boury 1887
Subg. Epitonium (Pictoscala) Dall 1917
Subg. †Epitonium (Scala) Humphrey
Subg. †Epitonium (Striatascala)
†Epitonium alaquaense Mansfield 1935
Epitonium albidum Orbigny 1842
Epitonium angulatum Say 1831
Epitonium californicum Dall 1917
†Epitonium chancellorensis Petuch 1988
†Epitonium charlestonensis Johnson 1931
†Epitonium clallamense Durham 1937
†Epitonium clarki Oldroyd 1921
Epitonium clathratulum Turton 1806
†Epitonium cookii Gardner 1933
†Epitonium cribrum Cooke 1926
†Epitonium dubiosum Dall 1916
Epitonium echinaticosta d'Orbigny 1842
†Epitonium faearium Dockery 1993
†Epitonium foliaceum Sowerby 1825
†Epitonium frondiculum Wood 1842
†Epitonium frondosum Sowerby 1827
Epitonium georgettinum Kiener 1838
Epitonium greenlandicum Perry 1811
†Epitonium hospitum Nagao 1928
†Epitonium kostejanum Boettger 1902
†Epitonium latefasciatum Sowerby 1844
†Epitonium leai Ward and Blackwelder 1987
Epitonium multistriatum Say 1826
†Epitonium paytense Olsson 1930
†Epitonium peruvianum Olsson 1928
†Epitonium philippinarum Sowerby 1844
Epitonium rupicola Kurtz 1860
†Epitonium sandwichense Nyst 1871
†Epitonium sillimani Morton 1834
†Epitonium sohli Ward and Blackwelder 1987
†Epitonium stellanum Stephenson 1953
†Epitonium submaculosum Nagao 1928
Epitonium tabulatum Dall 1917
Epitonium tollini Bartsch 1938
Epitonium trevelyana Johnston 1841
G. †Filiscala Boury 1911
G. Gregorioiscala Cossman 1912
G. †Mazescala Iredale 1936
G. †Murdochella Finlay 1927
G. †Narvaliscala Iredale 1936
Subfm. †Nystiellinae Clench 1952
+
G. †Ecclesiogyra Dall 1892
G. Foratiscala de Boury 1887
G. †Pseudoclaviscala Dockery 1993
G. Tenuiscala de Boury 1887
G. Opalia Adams and Adams 1853
+
Epitonium (Opalia) retiporosum Carpenter 1863
Subg. †Opalia (Contemniscala) de Boury 1909
Subg. †Opalia (Crassiscala) de Boury 1887
Subg. Opalia (Dentiscala) de Boury 1886
Subg. †Opalia (Granuliscala) de Boury 1909
Subg. Opalia (Opalia) Adams and Adams 1858
Subg. Opalia (Pliciscala)
Subg. †Opalia (Rugatiscala) de Boury 1913
†Opalia atra Squires and Saul 2003
Opalia borealis Gould 1852
+
Invalid names: Opalia chacei Strong 1937 [synonym], Scala wroblewskyi Mörch 1876 [synonym], Scalaria (Psychrosoma) gouldii Tapparone-Canefri 1876 [synonym]
†Opalia cavea Squires and Saul 2003
Opalia crenatoides Carpenter 1864
†Opalia insculpta Carpenter 1866
Opalia mathewsonii Gabb 1864
Opalia montereyensis Dall 1907
†Scala (Opalia) calvertensis Martin 1904
†Scala (Opalia) prunicola Martin 1904
†Scala (Opalia) reticulata Martin 1904
G. †Papuliscala de Boury 1911
G. †Problitora Iredale 1931
G. Scalaria Lamarck 1801
+
Subg. Scalaria (Psychrosoma) Tapparone-Canefri 1876
Subg. Scalaria (Scalaria) Lamarck 1801
†Scalaria albensis d'Orbigny 1902
†Scalaria angulata Say 1822
†Scalaria bezanconi Cossmann and Lambert 1884
†Scalaria biserta Münster 1841
Scalaria clathrus Linnaeus 1758
†Scalaria crispa Lamarck 1804
†Scalaria decussata Lamarck 1804
†Scalaria denudata Lamarck 1804
†Scalaria elegans Münster 1841
†Scalaria elongata Martin 1879
†Scalaria ertborni Koenen 1882
†Scalaria fallax Wilckens 1907
†Scalaria fenestrata von Wöhrmann 1889
†Scalaria geniculata Brocchi 1814
†Scalaria hamulifera Wood 1847
†Scalaria lineata Say 1822
†Scalaria minima Martin 1879
†Scalaria molengraaffi Krumbeck 1924
†Scalaria monocycla Lamarck 1804
†Scalaria octolineata Aldrich 1885
†Scalaria ornata Münster 1841
†Scalaria pearlensis Meyer 1886
†Scalaria philippi Reuss 1846
†Scalaria plicata Lamarck 1804
†Scalaria subulata Sowerby 1825
†Scalaria torulosus Brocchi 1814
†Scalaria trigintanaria Conrad 1848
†Scalaria turbinata Forbes 1846
†Scalaria varicostata Riedel 1933
G. Scalina Conrad 1865
+
†Scalina belti DeVries 2007
†Scalina boylae Olsson 1967
†Scalina brophyi DeVries 2007
Scalina brunneopicta Dall 1908
+
Invalid names: Epitonium (Ferminoscala) eleutherium Pilsbry and Olsson 1941 [synonym]
†Scalina cheneyi DeVries 2007
Scalina deroyae DuShane 1970
Scalina ferminiana Dall 1908
+
Invalid names: Epitonium (Ferminoscala) manabianum Pilsbry and Olsson 1941 [synonym], Scala (Acrilla) wiegandi Böse 1910 [synonym], Scala weigandi Böse 1910 [synonym]
†Scalina foosei DeVries 2007
†Scalina gardnerae Olsson 1967
†Scalina isaacsoni DeVries 2007
†Scalina kendacensis Jung 1971
Scalina mitchelli Dall 1896
†Scalina pseudoleroyi Maury 1925
Scalina retifera Dall 1889
†Scalina staminea Conrad 1865
Scalina tehuanarum DuShane and McLean 1968
†Scalina trigintanaria Conrad 1848
†Scalina waynensis Mansfield 1940
†Scalina whitei Keen 1943
Invalid names: Elegantiscala deBoury 1911 [synonym], Ferminoscala Dall 1908 [synonym]
G. Sthenorytis Conrad 1862
+
†Epitonium (Sthenorytis) crescentense Durham 1937
†Epitonium (Sthenorytis) stearnsii Dall 1892
†Epitonium (Sthenorytis) ventricosum Clark 1918
†Scala (Sthenorytis) expansa Conrad 1842
†Scala (Sthenorytis) pachypleura Conrad 1841
†Sthenorhytis antiguense Brown 1913
†Sthenorhytis grenadinarum Jung 1971
Sthenorytis dianae Hinds 1844
+
Invalid names: Sthenorytis hertleini Olsson 1964 [synonym], Sthenorytis paradisi Hertlein and Strong 1951 [synonym]
†Sthenorytis proglobosa Sacco 1891
G. †Variciscala de Boury 1909
Invalid names: Acirsinae [empty], Opaliinae [empty], Scalidae Adams and A. 1853 [synonym]
Fm. Janthinidae Lamarck 1812
+
G. †Hartungia Bronn 1861
+
†Hartungia elegans Tomida and Nakamura 2001
†Hartungia japonica Tomida and Itoigawa 1982
G. Janthina Ršding 1798
+
†Janthina typica Bronn 1861
+
Invalid names: Hartungia postulata Bartrum 1919 [synonym], Heligmope dennanti Tate 1893 [synonym], Janthina hartungi Mayer 1864 [synonym]
Invalid names: Heligmope Tate 1893 [synonym]
G. †Recluzia Petit 1853
Invalid names: Janthinoidea Lamarck 1810 [synonym]
G. †Idahospira Nützel and Erwin 2004
G. †Loxotomella Böhm 1895
+
†Loxotomella castor Böhm 1895
†Loxotomella cinensis Kittl 1899
†Loxotomella dubia Kittl 1899
†Loxotomella hoernesi Stoppani 1858
†Loxotomella pollux Böhm 1895
†Loxotomella vernalensis Kittl 1899
Fm. †Meekospiridae Knight 1936
+
G. †Auriptygma Perner 1903
+
†Auriptygma bulimina Lindström 1884
†Auriptygma dunkeri Holzapfel 1882
†Auriptygma fenestrata Lindström 1884
†Auriptygma khairliense Reed 1944
†Auriptygma minuta Frýda and Manda 1997
Invalid names: Chuchlina Frýda and Manda 1997 [synonym]
G. †Cambodgia Mansuy 1914
+
†Cambodgia acuminata Nützel and Ketwetsuriya 2016
†Cambodgia sinistrorsa Mansuy 1914
G. †Ceraunocochlis Knight 1931
+
†Ceraunocochlis australis Yoo 1994
†Ceraunocochlis blatta Knight 1931
†Ceraunocochlis deformis Erwin 1988
†Ceraunocochlis elongata Erwin 1988
†Ceraunocochlis fulminula Knight 1931
†Ceraunocochlis gracilis Mansuy 1914
†Ceraunocochlis kidderi Erwin 1988
†Ceraunocochlis polyphemoides de Koninck 1881
†Ceraunocochlis subulata Hoare et al. 1997
†Ceraunocochlis tenuis Yoo 1994
†Ceraunocochlis trekensis Erwin 1988
G. †Girtyspira Knight 1936
+
†Girtyspira alvaensis Beede 1907
†Girtyspira canaliculata Hall 1856
†Girtyspira delicata Pan and Erwin 2002
†Girtyspira fusiformis de Koninck 1881
†Girtyspira germanica Herholz 1992
†Girtyspira inflata Yoo 1994
†Girtyspira lineata Delpey 1941
†Girtyspira mediocris Delpey 1942
†Girtyspira micra Xi 1980
†Girtyspira microspirula Jeffery et al. 1994
†Girtyspira minuta Stevens 1858
+
Invalid names: Bulimorpha meeki Sayre 1930 [synonym], Bulimorpha turnerensis Sayre 1930 [synonym], Macrochilina danvillensis Girty 1915 [synonym]
†Girtyspira oblonga Mazaev 2019
†Girtyspira pygmaea Weller 1916
†Girtyspira yodai Erwin 1988
G. †Heterosubulites Bandel 2002
+
†Heterosubulites fusiformis Nützel and Nakazawa 2012
†Heterosubulites longusapertura Ketwetsuriya et al. 2020
G. †Meekospira Ulrich and Scofield 1897
+
†Meekospira acrolopha Peel 2016
†Meekospira bambooformis Thein and Nitecki 1974
†Meekospira batteni Thein and Nitecki 1974
†Meekospira baytuganensis Mazaev 2018
†Meekospira choctawensis Girty 1912
†Meekospira delgada Kues and Batten 2001
†Meekospira evansvillensis Thein and Nitecki 1974
†Meekospira knighti Winters 1963
†Meekospira ligoni Batten 1985
†Meekospira louisvillae Hall and Whitfield 1872
†Meekospira mansuyi Delpey 1941
†Meekospira melanoides Batten 1985
†Meekospira mimiae Erwin 1988
†Meekospira minuta Weller 1916
†Meekospira mississippiensis Thein and Nitecki 1974
†Meekospira peracuta Meek and Worthen 1860
†Meekospira solenisciforma Nützel and Pan 2005
†Meekospira sulcata Batten 1964
†Meekospira symmetrica King 1844
G. †Ninglangella Pan and Erwin 2002
+
†Ninglangella ninglangensis Pan and Erwin 2002
†Ninglangella samarensis Mazaev 2018
Or. Neotaenioglossa Haller 1882
+
G. †Afrocornulina Adegoke 1977
G. †Ampulonatica Sacco 1890
G. †Anteglossia Vokes 1948
G. Cabestanna Röding 1798
G. †Caviumbonia Youlou 1978
G. †Cerithina Holzapfel 1888
G. †Cerithiocyga Bandel 1992
G. †Charadreum Woodring 1973
G. †Crenetocerithium Grundel 1981
G. †Diaerecallus Woodring 1957
G. †Douvilletoma Adegoke 1977
G. †Exlessia Piette 1860
G. †Faxxia Ravn 1933
G. Folina Crosse 1868
G. Fossarius Philippi 1841
G. †Fusitriton Cossmann 1903
G. †Futhystylus Cossmann 1895
G. †Globiomorpha
G. †Globozygia Thein and Nitecki 1974
G. †Harmeria Tomlin 1931
G. †Hopkinsiana Olsson 1929
G. †Horizostoma Deninger 1905
G. †Hwaania
G. †Iljinella Roshka 1973
G. †Itomelania Suzuki 1943
G. †Kangxianospira
G. Korovinia Iredale 1918
G. †Lacurnaria Conrad 1866
G. †Liaohenia Youluo 1978
G. Lirocingula Ponder 1984
G. Littorniscala de Boury 1887
G. †Mathurifusus Szabo 1983
G. †Menthafonia MacNeil and Dockery 1984
G. †Microlacuna Wenz 1939
G. †Mirlolaminatus Wang 1977
G. †Muconalia Adams 1860
G. †Nigerithium Adegoke 1977
G. †Nisaclis Nordsieck 1972
G. †Palaeonisco Gemmellaro 1878
G. Parazebinella Boettger 1893
G. Plesioacirsa de Boury 1909
G. †Propemurchisonia Gregorio 1930
G. †Protostylifera Koken 1889
G. †Proturboella Conti and Fischer 1984
G. †Pseudodiartema Gillet 1921
Subor. †Ptenoglossa Gray 1853
+
Superfm. Calyptraeoidea Lamarck 1809
+
Fm. Calyptraeidae Lamarck 1809 [slipper shell]
Fm. †Gyrotropidae Bandel and Dockery 2012
Fm. Trichotropidae Gray 1850
Invalid names: Calyptraeacea Lamarck 1809 [objective synonym]
Invalid names: Pseudomelanioidea Fischer 1885 [empty]
G. †Redocla Versa 1982
G. †Sculpturea
G. †Sohlella Popenoe et al. 1987
G. Striatesta Powell 1927
G. †Striocarinata
G. †Styloplocus Cossmann 1923
G. †Teilostoma Harris and Burrows 1891
G. †Tianjinospira Youlou 1978
G. †Trianglospira Pan 1982
G. Triaracerithium Sacco 1895
G. †Unicarinata
G. †Zenbinostoma Conti and Fischer 1983
Superfm. †Orthonematoidea Nützel and Bandel 2000
+
Fm. †Goniasmatidae Nützel and Bandel 2000
+
G. †Altadema Kues 2002
+
†Altadema altadema Mazaev 2003
†Altadema convexa Kues 2002
†Altadema cryptocarina Mazaev 2003
†Altadema hausmannae Nützel and Karapunar 2023
†Altadema kokeni Wittenburg 1908
†Altadema lira Mazaev 2003
G. †Cerithioides Haughton 1859
+
†Cerithioides angulatum Nützel and Nakazawa 2012
†Cerithioides conicum de Koninck 1881
†Cerithioides gleanensis Longstaff 1926
†Cerithioides incomptum Linsley 1968
†Cerithioides judiae Rollins 1975
†Cerithioides oweni Donald 1895
†Cerithioides permicum Licharev 1967
†Cerithioides telescopium Haughton 1859
+
Invalid names: Cerithioides pumila de Koninck 1881 [synonym], Cerithioides tuedia Donald 1892 [synonym]
Invalid names: Glyptobasis de Koninck 1881 [synonym]
Subfm. †Cheilotomoninae Nützel and Karapunar 2023
+
G. †Cheilotomona Strand 1928
G. †Vistilia Koken 1896
G. †Goniasma Tomlin 1930
+
†Goniasma dalryensis Donald 1895
†Goniasma fischeri Stuckenberg 1905
†Goniasma fortecarinata Nützel and Nakazawa 2012
†Goniasma fusuiensis Pan and Erwin 2002
†Goniasma gerassimovi Mazaev 2019
†Goniasma gzheliensis Mazaev 2011
†Goniasma helicaformis Sayre 1930
†Goniasma imparlineata Netchaev 1894
†Goniasma lasallense Worthen 1890
†Goniasma multilineata Netchaev 1894
†Goniasma nodifera Nützel and Nakazawa 2012
†Goniasma praecosis Licharev 1977
†Goniasma pygmaea Mazaev 2011
†Goniasma rara Licharev 1975
†Goniasma subangulata de Verneuil 1845
+
Invalid names: Murchisonia golowinskii Yakovlev 1899 [synonym], Murchisonia golowkinskii Yakovlev 1899 [synonym]
†Goniasma sulcata Xi 1974
†Goniasma terebra White 1879
†Goniasma tricarinata Nützel and Ketwetsuriya 2016
†Goniasma zarecznyi Gürich 1903
†Murchisonia (Goniasma) conjugens Waagen 1880
G. †Laschmaspira Mazaev 2003
+
†Laschmaspira conulus Licharew 1968
†Laschmaspira euglypha Koken 1896
†Laschmaspira karatshatyrensis Licharev 1967
†Laschmaspira lirata Nützel and Karapunar 2023
†Laschmaspira rara Mazaev 2003
†Laschmaspira volgini Licharew 1968
G. †Platyzona Knight 1945
+
†Platyzona anguispira Batten 1989
†Platyzona arkansana Girty 1915
†Platyzona cancellata Batten 1989
†Platyzona cirriformis Sowerby 1815
†Platyzona dongluoensis Pan and Yu 1993
†Platyzona gradata Ketwetsuriya et al. 2020
†Platyzona hespera Kues and Batten 2001
†Platyzona humilis de Koninck 1877
†Platyzona khmeriana Mansuy 1913
†Platyzona nitella Pan and Erwin 2002
†Platyzona nodohumerosa Batten 1972
†Platyzona pagoda Batten 1989
†Platyzona pulchella Pan and Erwin 2002
†Platyzona rotunda Batten 1989
†Platyzona shikhanensis Mazaev 2019
†Platyzona trilineata Hall 1856
G. †Pseudomurchisonia Koken 1896
+
†Pseudomurchisonia insueta Koken 1896
†Pseudomurchisonia sundaica Krumbeck 1924
G. †Stegocoelia Donald 1889
+
Subg. †Stegocoelia (Stegocoelia) Donald 1889
†Stegocoelia abscisa Mazaev 2019
†Stegocoelia acuta Mazaev 2001
†Stegocoelia acutiformis Mazaev 2001
†Stegocoelia agraciada Kues and Batten 2001
†Stegocoelia akasakaensis Nützel and Nakazawa 2012
†Stegocoelia alta Licharev 1975
+
Invalid names: Stegocoelia acris Licharev 1975 [synonym], Stegocoelia altiformis Licharev 1975 [synonym], Stegocoelia procera Licharev 1975 [synonym]
†Stegocoelia arta Mazaev 2019
†Stegocoelia berestovensis Zernetskaya 1983
†Stegocoelia centrosinuata Ketwetsuriya et al. 2020
†Stegocoelia compacta Donald 1889
†Stegocoelia gzheliensis Mazaev 2001
†Stegocoelia hoffmani Kues and Batten 2001
†Stegocoelia kentuckiensis Thein and Nitecki 1974
†Stegocoelia klyazmaensis Mazaev 2001
†Stegocoelia knighti Licharev 1975
+
Invalid names: Stegocoelia compactiformis Licharev 1975 [synonym], Stegocoelia rara Licharev 1975 [synonym]
†Stegocoelia korobcheevoensis Mazaev 2001
†Stegocoelia laschmaensis Mazaev 2001
†Stegocoelia nerinaeformis Massa et al. 1974
†Stegocoelia nodosa Yoo 1988
†Stegocoelia okaensis Mazaev 2001
†Stegocoelia okawensis Thein and Nitecki 1974
†Stegocoelia quadricincta Winchell 1863
†Stegocoelia quadricostata Chronic 1952
†Stegocoelia quinquecostata Yin 1932
†Stegocoelia samaraensis Mazaev 2020
†Stegocoelia smithiana Donald 1895
†Stegocoelia turabievoensis Mazaev 2001
†Stegocoelia variabilis Donald 1895
G. †Wannerispira Kaim and Nützel 2010
+
†Wannerispira shangganensis Kaim and Nützel 2010
Invalid names: Pagodina Wanner 1942 [replaced]
Invalid names: Goniasmatinae Nützel and Bandel 2000 [empty]
Fm. †Orthonematidae Nützel and Bandel 2000
+
G. †Aclisina de Koninck 1881
+
†Aclisina acutula Dawson 1868
†Aclisina beneventa Dietz 1911
†Aclisina bisulcata Chronic 1952
†Aclisina breva Sayre 1930
†Aclisina golconda Thein and Nitecki 1974
†Aclisina minima Shumard and Swallow 1858
†Aclisina minuta Stevens 1858
†Aclisina northviewensis Branson 1938
†Aclisina parallela Sayre 1930
†Aclisina regularis Xi 1980
†Aclisina striatula de Koninck 1844
+
Invalid names: Aclisina selkirkii Donald 1898 [objective synonym], Aclisina subsulcata de Koninck 1844 [synonym]
†Aclisina subsutra Wang 1982
†Aclisina terebra Donald 1898
Invalid names: Aclisoides Donald 1898 [objective synonym], Rhabdospira Donald 1898 [synonym]
G. †Arribazona Kues 1990
+
†Arribazona burovi Mazaev 2015
†Arribazona devispira Mazaev 2003
†Arribazona hesperita Kues 1990
†Arribazona kasanensis Netchaev 1894
†Arribazona lata Netchaev 1894
†Arribazona longispira Mazaev 2015
†Arribazona nodolira Mazaev 2003
†Arribazona seleukensis Mazaev 2019
†Arribazona tschernyschewi Jakowlew 1899
G. †Concinnispira
G. †Kazankiella Mazaev 2016
+
†Kazankiella volgensis Golovkinski 1868
Invalid names: Kazanella Mazaev 2015 [replaced]
G. †Metorthonema Erwin 1988
+
†Metorthonema distortum Erwin 1988
†Metorthonema sinistrale Erwin 1988
G. †Orthonema Meek and Worthen 1862
+
†Orthonema amissidecoris Anderson et al. 1985
†Orthonema ascensus Anderson et al. 1985
†Orthonema borovskensis Mazaev 2002
†Orthonema carbonaria Worthen 1884
†Orthonema cerithioides Mansuy 1913
†Orthonema cochleoides Yin 1932
†Orthonema conspicuum Mazaev 2019
†Orthonema cortum Kues 2004
†Orthonema frequens Licharew 1968
†Orthonema hulusitaiensis Pan 1997
†Orthonema illineatus Erwin 1988
†Orthonema inornatum Knight 1934
†Orthonema knighti Batten 1985
†Orthonema laluzense Kues 2004
†Orthonema liratum Sayre 1930
†Orthonema marvinwelleri Knight 1934
†Orthonema nakazawai Batten 1985
†Orthonema nebrascense Geinitz 1866
†Orthonema nonnullum Mazaev 2019
†Orthonema paedice Erwin 1988
†Orthonema panxianensis Yu 1974
†Orthonema paulum Mazaev 2002
†Orthonema paxillus Erwin 1988
†Orthonema perspicuum Mazaev 2019
†Orthonema pygmaeum Donald 1889
†Orthonema rectimurum Batten 1985
†Orthonema repandum Mazaev 2019
†Orthonema salteri Meek and Worthen 1860
+
Invalid names: Orthonema bilineatum Mark 1912 [synonym], Orthonema conica Meek and Worthen 1867 [synonym], Orthonema schucherti Knight 1934 [synonym], Orthonema werneri Knight 1934 [synonym]
†Orthonema sayrei Knight 1934
†Orthonema semiornatum Anderson et al. 1985
†Orthonema simplex Mazaev 2002
†Orthonema socorroense Girty 1909
†Orthonema striatonodosum Chronic 1952
†Orthonema strigatum Warthin 1930
†Orthonema subtaeniatum Geinitz 1866
†Orthonema telescopiforme Erwin 1988
†Orthonema tirusum Batten 1985
†Orthonema tricingulatum Erwin 1988
†Orthonema youngianum Donald 1889
Invalid names: Geolcomia Licharev 1975 [synonym]
G. †Spirocyclus Wenz 1938
G. †Taosia Girty 1939
+
†Stegocoelia (Taosia) bengkaka Batten 1985
†Stegocoelia (Taosia) crenulata Girty 1939
†Taosia copei White 1881
†Taosia dozierensis Beede 1907
†Taosia missouriensis Girty 1915
†Taosia mongolica Grabau 1931
G. †Yochelsonistylus Nützel and Nakazawa 2012
+
†Yochelsonistylus felixi Nützel and Nakazawa 2012
†Yochelsonistylus seussae Nützel and Nakazawa 2012
Superfm. †Peruneloidea Frýda and Manda 1997
+
Fm. †Chuchlinidae Frýda and Bandel 1997
+
G. †Churchlina Fryda and Manda 1997
G. †Zenospira Frýda and Bandel 1997
+
†Zenospira inamictus Whidborne 1892
†Zenospira pragensis Frýda and Bandel 1997
Fm. †Imoglobidae Nützel et al. 2000
+
G. †Chlorozyga Nützel and Cook 2002
+
†Chlorozyga asiatica Ketwetsuriya et al. 2020
†Chlorozyga decussata Yoo 1988
Fm. †Perunelidae Frýda and Bandel 1997
+
Fm. †Sphaerodomidae Bandel 2002
+
G. †Sphaerodoma Keyes 1889
+
†Macrochilina (Sphaerodoma) primigenia Conrad 1835
†Macrochilina (Sphaerodoma) verisimilis Reed 1944
†Sphaerodoma klipparti Morningstar 1922
Fm. †Pragoscutulidae Frýda 1998
+
G. †Australoscutula Cook et al. 2007
+
†Australoscutula ardua Cook et al. 2007
†Australoscutula yooi Cook et al. 2007
G. †Prisconatica Gabb 1877
+
†Prisconatica hesperia Squires and Saul 2004
†Prisconatica pedernalis Roemer 1852
Superfm. †Pseudomelanoidea Fischer 1885
+
Fm. Pseudomelaniidae Cossmann 1909
+
G. †Angulasina Gründel 2012
G. Antiplanes
+
Antiplanes catalinae Raymond 1904
+
Invalid names: Pleurotoma (Pleurotoma) perversa Gabb 1865 [replaced]
†Antiplanes macfarlandi Berry 1947
†Antiplanes muirensis Clark and Arnold 1923
Antiplanes santarosana Dall 1902
Antiplanes thalea Dall 1902
+
Invalid names: Antiplanes rotula Dall 1921 [synonym], Pleurotoma (Leucosyrinx) pedroana Arnold 1903 [synonym]
†Antiplanes voyi Gabb 1866
Spirotropis (Antiplanes) bulimoides Dall 1919
Spirotropis (Antiplanes) perversa Gabb 1865
Invalid names: Rectiplanes Bartsch 1944 [synonym], Rectisulcus Habe 1958 [synonym]
G. †Bourguetia Deshayes 1871
+
†Bourguetia arata Trechmann 1917
†Bourguetia deshayesea Terquem 1855
†Bourguetia striata Sowerby 1812
G. Compsodrillia Woodring 1928
+
†Compsodrillia catherina Woodring 1928
†Compsodrillia chowanensis Gardner 1948
Compsodrillia haliostrephis Dall 1889
†Compsodrillia senaria Woodring 1928
†Compsodrillia tricatenaria Conrad 1862
†Compsodrillia urceola Woodring 1928
G. Crassispira Swainson 1840
+
†Clavus (Crassispira) bravinderi Durham 1944
Subg. Crassispira (Burchia) Bartsch 1944
Subg. Crassispira (Crassispira) Swainson 1840
Subg. †Crassispira (Tripia) de Gregorio 1890
†Crassispira abundans Conrad 1840
Crassispira apicata Reeve 1845
Crassispira bottae Valenciennes 1832
†Crassispira capella Olsson 1930
†Crassispira conica Jung 1965
Crassispira fuscescens Reeve 1843
†Crassispira guayana Pilsbry and Olsson 1941
†Crassispira kachhensis Vredenburg 1925
†Crassispira losquemadica Maury 1917
Crassispira luctuosa d'Orbigny 1842
†Crassispira maonisriparum Maury 1917
†Crassispira martinensis Dall 1918
†Crassispira olcesensis Addicott 1970
†Crassispira perrugata Dall 1890
†Crassispira ponida Woodring 1928
Crassispira seminflata Grant and Gale 1931
†Crassispira starri Hertlein and Jordan 1927
†Crassispira tyloessa Woodring 1970
†Crassispira woodringi Olsson 1930
†Drillia (Crassispira) bataviana Martin 1895
†Drillia (Crassispira) birmanica Vredenburg 1921
†Drillia (Crassispira) constricta Vredenburg 1921
†Drillia (Crassispira) dalabeensis Vredenburg 1921
†Drillia (Crassispira) iravadica Vredenburg 1921
†Drillia (Crassispira) kamaensis Vredenburg 1921
†Drillia (Crassispira) logani Dey 1961
†Drillia (Crassispira) mekranica Vredenburg 1925
†Drillia (Crassispira) mindegyiensi Vredenburg 1921
†Drillia (Crassispira) myaukmigonensis Vredenburg 1921
†Drillia (Crassispira) promensis Noetling 1901
†Drillia (Crassispira) subbataviana Vredenburg 1921
†Drillia (Crassispira) subpromensis Vredenburg 1921
†Drillia (Crassispira) tittabweensis Vredenburg 1921
†Drillia (Crassispira) woodringi Dey 1961
G. Epidirona Iredale 1939
G. †Fusoidella Wenz 1938
G. †Hudlestonella Cossmann 1909
G. Leucosyrinx Dall 1889
+
†Leucosyrinx chloris Olsson 1922
†Leucosyrinx clallamensis Weaver 1916
†Leucosyrinx fijiensis Ladd 1982
†Leucosyrinx nicoya Olsson 1942
†Leucosyrinx rugata Conrad 1862
Leucosyrinx verrillii Dall 1881
†Leucosyrinx xenica Woodring 1970
G. Lioglyphostoma Woodring 1928
+
†Lioglyphostoma adematum Woodring 1928
†Lioglyphostoma moinica Olsson 1922
G. Maesiella McLean 1971
G. †Malbalnella Korotkov 1994
G. †Mesospira Cossmann 1892
G. †Miraclathurella Woodring 1928
+
Euclathurella (Miraclathurella) aguadillana Dall and Stimpson 1901
†Euclathurella (Miraclathurella) entemma Woodring 1928
†Miraclathurella amica Pilsbry and Johnson 1922
†Miraclathurella entemna Woodring 1928
†Miraclathurella eucharis Woodring 1970
†Miraclathurella gracilis Gabb 1866
Miraclathurella kleinrosa Nowell-Usticke 1969
†Miraclathurella subconsors Böse 1910
†Miraclathurella vittata Woodring 1928
G. Monilispira Bartsch and Rehder 1939
G. †Paosia Böhm 1895
+
†Paosia acuminata Anderson 1958
†Paosia californica Gabb 1864
+
Invalid names: Acteonina bellavistana Anderson 1958 [synonym], Acteonina berryessensis Anderson 1958 [synonym], Acteonina roguensis Anderson 1958 [synonym], Acteonina yrekensis Anderson 1958 [synonym]
†Paosia colusaensis Anderson 1958
†Paosia pentzensis Squires and Saul 2004
G. †Pericarinata Pan 1982
G. Pilsbryspira Bartsch 1950
+
Subg. Pilsbryspira (Pilsbryspira) Bartsch 1950
Pilsbryspira flucki Brown and Pilsbry 1913
Pilsbryspira leucocyma Dall 1884
Pilsbryspira montereyensis Stearns 1871
G. †Pseudomelania Pictet and Campiche 1862
+
Subg. †Pseudomelania (Rhabdoconcha)
†Pseudomelania aonis Kittl 1894
†Pseudomelania colusaensis Anderson 1958
†Pseudomelania feruglioi Ferrari 2013
†Pseudomelania frankei Kuhn 1936
†Pseudomelania gaudryi Kittl 1894
†Pseudomelania goniophana Kittl 1900
†Pseudomelania hagenowi Klipstein 1843
†Pseudomelania miles Kittl 1894
†Pseudomelania muensteri Wissmann 1841
†Pseudomelania paucispira Kaim 2004
†Pseudomelania salenasensis Rennie 1929
†Pseudomelania subsimilis Kittl 1894
†Pseudomelania subterebra Kittl 1894
†Pseudomelania subula Kittl 1894
†Pseudomelania trochiformis Piette 1857
G. †Ptychobela Thiele 1925
G. Zonulispira Bartsch 1950
+
Invalid names: Crassispiridae Morrison 1966 [synonym]
Fm. †Trajanellidae Pchelintsev 1953
+
Superfm. †Soleniscoidea Knight 1931
+
Fm. †Palaeostylidae Wenz 1938
+
Subfm. †Palaeostylinae Wenz 1938
+
G. †Kinishbia Winters 1956
Invalid names: Kinishbiinae Golikov and Starobogatov 1987 [synonym]
G. †Trepsipleura Kues 2002
+
†Trepsipleura attenuata Sayre 1930
†Trepsipleura chordanodosa Kues 2002
†Trepsipleura nodosa Kues 2002
Invalid names: Austronematinae Bandel 2002 [empty]
Unr. Sorbeoconcha Ponder and Lindberg 1997
+
Superfm. †Acteoninoidea Cossmann 1895
+
Unr. Campanilimorpha Haszprunar 1988
+
Superfm. †Campaniloidea Douvillé 1904
+
Fm. Campanilidae Douvillé 1904
+
Invalid names: Gymnocerithiidae Golikov and Starobogatov 1987 [synonym]
Fm. †Diozoptyxidae Pchelintsev 1965
Fm. †Pleisotrochidae Houbrick 1990
Fm. Plesiotrochidae Houbrick 1990
Fm. †Trypanaxidae Gougerot and Le Renard 1987
Unr. Cerithiimorpha Golikov and Starobogatov 1975
+
Fm. †Cassiopidae Beurlen 1967
+
G. †Bicarinella Akopian 1976
G. †Cassiope Coquand 1865
G. †Coninoda Kollmann 1979
G. †Glauconiella Akopyan 1976
G. †Gymnentome Cossmann 1909
G. †Hexaglauconia Mennessier 1984
G. †Mesoglauconia Mennessier 1984
G. †Paraglauconia Steinmann 1929
G. †Pseudoglauconia Douvillé 1921
Invalid names: Glauconia Stoliczka 1868 [invalid subgroup], Glauconiidae Pchelintsev 1953 [replaced]
Fm. †Eustomatidae Cossmann 1906
+
G. †Diatinostoma Cossmann 1906
G. †Eustoma Piette 1855
G. †Megistocerithium Kase et al. 2015
Fm. †Procerithiidae Cossmann 1905
+
G. †Bonarelliella Cónsole Gonella 2011
G. †Cryptoptyxis Cossmann 1906
G. †Kittlistylus Haas 1953
Subfm. †Metacerithiinae Cossmann 1906
G. †Nudivagus
Subfm. †Paracerithiinae Cossmann 1906
Subfm. †Procerithiinae Cossmann 1905
G. †Rhabdocolpus Cossmann 1906
G. †Rhynchocerithium Cossmann 1906
G. †Sinuozyga Batten 1985
Fm. †Propupaspiridae Nützel et al. 2002
+
G. †Eosinocerithium Nützel et al. 2002
G. †Permocerithium Nützel and Nakazawa 2012
G. †Propupaspira Pan and Erwin 2002
Invalid names: Juramelanatriidae Bandel 2006 [empty], Lucmeriidae Gründel 2005 [empty], Probittiidae Bandel 2006 [empty], Zardinellopsidae Bandel 2006 [empty]
Unr. Hypsogastropoda Ponder and Lindberg 1997
+
Superfm. †Abyssochrysoidea Tomlin 1927
+
Fm. †Abyssochrysidae Tomlin 1927
Fm. †Hokkaidoconchidae
Fm. †Paskentanidae Kaim et al. 2014
Fm. †Provannidae Warén and Ponder 1991
+
Invalid names: Pseudoninidae Bertolaso and Palazzi 1994 [synonym]
Superfm. Capuloidea Fleming 1822
+
Superor. Latrogastropoda Riedel 2000
+
Superfm. Cypraeoidea Rafinesque 1815
Superfm. Ficoidea Meek 1864
Or. Neogastropoda Thiele 1929
Superfm. Stromboidea Rafinesque 1815
Superfm. Xenophoroidea Troschel 1852
Infraor. Littorinimorpha Golikov and Starobogtov 1975
+
Superfm. Cingulopsoidea Fretter 1958
Unr. †Discopoda Fischer 1884
Superfm. Pterotracheoidea Rafinesque 1814
+
Invalid names: Carinarioidea Blainville 1818 [objective synonym], Heteropoda Lamarck 1812 [replaced]
Superfm. Littorinoidea Gray 1840 [periwinkle]
+
Fm. †Bohaispiridae Youlou 1973
Fm. Pomatiasidae Gray 1852
Fm. Pomatiidae Gray 1852
Fm. Purpurinidae Zittel 1895
Fm. Skeneopsidae Iredale 1915
Invalid names: Tripartellidae Gründel 2001 [empty], Zerotulidae Warén and Hain 1996 [empty]
Superfm. Naticoidea Forbes 1838 [moon snail]
+
Fm. Naticidae Guilding 1834 [moon snail]
Invalid names: Billiemia Gregorio 1930 [nomen dubium]
Superfm. Rissooidea Gray 1847
+
Fm. Adeorbidae Monterosato 1884
Fm. Barleeiidae Gray 1857
Fm. Bithyniidae Gray 1857
Fm. Cochliopidae Tryon 1866
G. Cyclotropis Tapparone-Canefri 1883
G. †Greveniella Harzhauser and Kowalke 2001
Fm. Lithoglyphidae Tryon 1866
Fm. †Palaeorissoinidae Gründel and Kowalke 2002
Fm. Rissoidae Gray 1847
Invalid names: Emblandidae Ponder 1985 [empty], Epigridae Ponder 1985 [empty], Helicostoidae Pruvot-Fol 1937 [empty], Mesocochliopidae Yu 1987 [empty], Moitessieriidae Bourguignat 1863 [empty], Torniidae [empty]
Fm. †Settsassiidae Bandel 1992
+
G. †Katosira Koken 1892
G. †Lacunina Kittl 1891
G. †Percossmannella Cónsole Gonella 2011
G. †Triadosinister Nützel 2010
Superfm. †Triphoroidea Gray 1847
+
Fm. Cerithiopsidae Adams and Adams 1853
Fm. Newtoniellidae Korobkov 1955
Fm. Triforidae Jousseaume 1884
Fm. Triphoridae Gray 1847
Superfm. Truncatelloidea Gray 1840
+
Fm. Amnicolidae Tryon 1863
Fm. Assimineidae Adams and Adams 1856
Fm. Caecidae Gray 1850
Fm. Clenchiellidae Taylor 1966
Fm. Elachisinidae Ponder 1985
Fm. Emmerciidae Brusina 1870
Fm. Hydrobiidae Troschel 1857
Fm. Hydrococcidae Thiele 1928
Fm. Iravadiidae Thiele 1928
Fm. †Pomatiopsidae Stimpson 1865
Superfm. †Rissoacea Gray 1847
Fm. Stenothyridae Tryon 1866
Fm. Tornidae Sacco 1896
Fm. †Truncatellidae Gray 1840
Fm. Vitrinellidae Bush 1897
Invalid names: Adeorbiidae Monterosato 1884 [empty], Anabathridae Keen 1971 [empty], Calopiidae Ponder 1999 [empty], Falsicingulidae Slavosheveskaya 1976 [empty]
Invalid names: Lyocyclidae Thiele 1925 [empty], Weeksiidae Sohl 1960 [empty]
Fm. †Spanionematidae Golikov and Starobogatov 1987
+
G. †Spanionema Whidborne 1891
+
†Spanionema scalaroides Whidborne 1889
†Spanionema varicosa Holzapfel 1895
Fm. †Strobeidae Bandel 2002
+
G. †Globozyga Thein and Nitecki 1974
+
†Globozyga decussata Yoo 1988
†Globozyga littonanus Hall 1856
†Globozyga mediocris Jeffery et al. 1994
†Globozyga reticulata Hyde 1953
†Globozyga subcorpulenta Whitfield 1882
†Globozyga tenuistriata Thein and Nitecki 1974
G. †Trinema Cook 1997
Superfm. Vanikoroidea Gray 1840
+
Fm. †Aclididae Sars 1878
+
G. Austrorissopsis Ponder 1965
+
†Austrorissopsis castlecliffensis Finlay 1930
†Austrorissopsis fricta Finlay 1930
†Austrorissopsis ponderi Grant-Mackie and Chapman-Smith 1971
G. Eusetia Cotton 1944
G. Scalaronoba Powell 1927
Fm. Eulimidae Philippi 1853
+
G. Apicalia Adams 1862
G. Asterolamia Warén 1980
G. Chileutomia Tate and Cossmann 1898
+
Chileutomia miranda Dautzenberg 1925
†Chileutomia morgani Cossmann 1915
†Chileutomia paulinensis Lozouet 1999
†Chileutomia pontileviensis de Morgan 1915
†Chileutomia subvaricosa Tate and Cossmann 1898
Invalid names: Auriculigerina Dautzenberg 1925 [synonym], Hoplopteropsis de Morgan 1915 [synonym]
G. Coroniscala de Boury 1910
G. Curveulima Laseron 1955
G. Echineulima Lutzen 1975
G. Eulima Risso 1826
+
Subg. †Eulima (Hordeulima) Sacco 1892
†Eulima aciculata Meyer 1887
Eulima acuta Sowerby 1834
†Eulima antiqua Forbes 1846
Eulima bifasciata d'Orbigny 1841
†Eulima clara Wade 1926
†Eulima danae Tenison Woods 1879
†Eulima extremis Aldrich 1911
Eulima falcata Carpenter 1865
†Eulima gabbiana Anderson and Martin 1914
†Eulima gracilistylis Sohl 1964
Eulima hastata Sowerby 1834
†Eulima juncea Gardner 1948
†Eulima laevigata Lea 1843
†Eulima lamberti Cossmann 1882
†Eulima naumanni von Könen 1867
†Eulima nobilis Guppy 1896
†Eulima persimplica Wade 1926
Eulima polita Linnaeus 1767
†Eulima puncturata Böhm 1891
†Eulima sarissiformis Pilsbry and Johnson 1917
†Eulima striatissima Böhm 1895
Eulima subulata Montagu 1808
†Eulima wanneri Oppenheim 1902
Invalid names: Sulcosubularia Sacco 1892 [synonym]
G. Eulitoma Laseron 1955
G. Fusceulima Laseron 1955
G. Hebeulima Laseron 1955
G. Hemiliostraca Pilsbry 1918
G. †Hordeulima Sacco 1892
G. Hypermastus Pilsbry 1899
G. Leutzenia Warén 1980
G. Margineulima Cossmann 1888
G. Megadenus Rosén 1910
G. Melanella Bowdich 1822
+
Subg. †Melanella (Melanella) Bowdich 1822
Subg. Melanella (Polygyreulima) Sacco 1892
†Melanella acuella Anderson and Hanna 1925
†Melanella arnoldi Bartsch 1917
†Melanella badenia Laws 1939
†Melanella bolivarensis Clark and Durham 1946
†Melanella coalingana Vokes 1939
Melanella conoidea Kurtz and Stimpson 1851
†Melanella dufresnei Bowdich 1822
†Melanella eborea Conrad 1846
†Melanella fossilis Bartsch 1918
†Melanella indicaformis Devries 2019
†Melanella jacksonensis de Gregorio 1890
Melanella jamaicensis Adams 1845
†Melanella kaiparaensis Laws 1939
†Melanella karsteni Anderson 1928
†Melanella migrans Conrad 1846
†Melanella seymourensis Stilwell et al. 2004
Melanella thersites Carpenter 1864
+
Invalid names: Balcis (Vitreolina) ebriconus Berry 1954 [synonym], Balcis (Vitreolina) incallida Berry 1954 [synonym]
†Melanella waikomitica Laws 1939
G. Microstilifer Warén 1980
+
Microstilifer auriculata Hedley 1907
†Microstilifer marsanensis Lozouet 1998
G. †Mucronalia Adams 1860
G. Niso Risso 1826
+
Subg. Niso (Niso) Risso 1826
†Niso antiselli Anderson and Martin 1914
†Niso cottonwoodensis Addicott 1970
†Niso eburnea Risso 1826
†Niso kimberi Pritchard 1906
†Niso lineata Conrad 1841
†Niso littlei Kiel 2006
†Niso polita Gabb 1864
G. Parvioris Warén 1981
G. Peasistilifer Warén 1980
G. Pelseneeria Köhler 1908
G. Pictobalcis Laseron 1955
G. Polygireulima Sacco 1892
+
†Melanella (Polygireulima) pakistanica Eames 1952
†Melanella (Polygireulima) punjabensis Eames 1952
†Melanella (Polygireulima) rakhiensis Eames 1952
†Polygireulima glabella Wood 1842
Polygireulima rutila Carpenter 1864
G. Pulicicochlea Ponder 1978
G. Pyramidelloides Nevill 1884
G. †Rostreulima Cossmann 1913
G. Sabinella Monterosato 1890
G. Scalenostoma Deshayes 1863
G. Sticteulima Laseron 1955
G. Stilapex Iredale 1925
G. Stilifer Broderip 1832
G. †Thyca Adams and A. 1854
G. Trochostilifer Warén 1980
G. Vitreobalcis Warén 1980
Invalid names: Asterophilidae Thiele 1925 [empty], Entoconchidae Gill 1871 [empty], Melanellidae Iredale 1915 [synonym], Paedophoropodidae Ivanov 1933 [empty]
Fm. †Gigantocapulidae Beu 2007
+
G. †Gigantocapulus Hayami and Kanie 1980
+
†Gigantocapulus giganteus Schmidt 1873
†Gigantocapulus problematicus Nagao and Otatume 1938
Fm. †Haloceratidae Warén and P. 1991
+
Fm. Vanikoridae Gray 1840
+
G. †Macromphalus Wood 1842
+
†Macromphalus fischeri de Laubrière 1881
†Macromphalus imacampensis Lozouet 1998
†Macromphalus reticulatus Wood 1842
Invalid names: Dialytostoma Cossmann 1888 [synonym]
G. Vanikoro Quoy and Gaimard 1832
+
†Vanikoro cancellata Lamarck 1822
Vanikoro cancellatus Lamarck 1822
†Vanikoro japonica Nagao 1934
†Vanikoro rudoi Lozouet 1998
Invalid names: Korovina Iredale 1918 [synonym]
G. †Vanikoropsis Meek 1876
+
†Vanikoropsis arktowskiana Wilckens 1910
†Vanikoropsis leviplicata Cataldo 2017
†Vanikoropsis minuta Pan 1977
†Vanikoropsis suciensis White 1889
†Vanikoropsis toumeyana Meek and Hayden 1856
Invalid names: Hipponicacea Troschel 1861 [empty], Omalaxidae Wenz 1939 [empty]
G. †Ventrosia Radoman
Superfm. †Zygopleuroidea Wenz 1938
+
G. †Plicacerithium Gerasimov 1992
Fm. †Protorculidae Bandel 1991
+
G. †Atorcula Nutzel 1998
+
†Atorcula canalifera Münster 1841
+
Invalid names: Turritella conica Klipstein 1843 [synonym], Turritella nuda Klipstein 1843 [synonym]
G. †Lamellox Nützel 2007
+
G. †Protorcula Kittl 1894
+
†Protorcula bassetti Smith 1927
†Protorcula bosniaca Kittl 1903
†Protorcula frydai Nützel et al. 2003
†Protorcula iranica Nützel et al. 2012
†Protorcula larica Kittl 1899
†Protorcula loxonemoides Kittl 1894
†Protorcula matthioli Stoppani 1858
†Protorcula obliquelineata Kittl 1894
†Protorcula parvula Krumbeck 1913
†Protorcula permiana Nützel and Nakazawa 2012
†Protorcula pusilla Stoppani 1858
†Protorcula quadricostata Gründel 2007
†Protorcula subpunctata Münster 1841
+
Invalid names: Terebratula bucklandii Klipstein 1843 [synonym], Turritella gaytani Klipstein 1843 [synonym], Turritella hehlii Klipstein 1843 [synonym], Turritella marginenodosa Münster 1841 [synonym], Turritella nodulosa Braun 1841 [synonym]
†Protorcula unicarinata Kittl 1899
†Protorcula wichmanni Krumbeck 1924
†Undularia (Protorcula) densepunctata Kittl 1894
†Undularia (Protorcula) excavata Laube 1868
Fm. †Pseudozygopleuridae Knight 1930
+
G. †Cyclozyga Knight 1930
+
†Cyclozyga attenuata Hoare and Sturgeon 1978
†Cyclozyga carinata Knight 1930
†Cyclozyga micra Beus 1978
†Cyclozyga mirabilis Knight 1930
†Cyclozyga neotenica Elias 1958
†Cyclozyga sinusigera Yoo 1988
G. †Eoptychia Longstaff 1933
+
†Eoptychia abbreviata de Koninck 1881
†Eoptychia carinimaxima Wang 1987
†Eoptychia intermittens Hoare 1961
†Eoptychia sulcata de Koninck 1881
G. †Gamizyga Hoare and Sturgeon 1980
+
Subg. †Gamizyga (Gamizyga) Hoare and Sturgeon 1980
†Gamizyga corpulentissima Knight 1930
†Gamizyga expansa Hoare and Sturgeon 1980
†Gamizyga girtyi Hoare and Sturgeon 1980
†Gamizyga morningstarae Hoare and Sturgeon 1980
†Gamizyga nitida Hoare and Sturgeon 1980
G. †Helminthozyga Knight 1930
+
†Helminthozyga costellata Hoare and Sturgeon 1978
†Helminthozyga undulata Hoare and Sturgeon 1978
†Helminthozyga vermiculus Knight 1930
G. †Hemizyga Girty 1915
+
Subg. †Hemizyga (Hemizyga) Girty 1915
†Hemizyga attenuata Hoare and Sturgeon 1980
†Hemizyga dubia Girty 1915
†Hemizyga elegans Girty 1915
†Hemizyga grandicostata Girty 1915
†Hemizyga illineata Knight 1930
†Hemizyga inflata Knight 1930
†Hemizyga larga Kues and Batten 2001
G. †Hyphantozyga Knight 1930
+
†Hyphantozyga fenestrata Hoare and Sturgeon 1980
†Hyphantozyga filicosta Hoare 1961
†Hyphantozyga fusiforma Hoare and Sturgeon 1980
†Hyphantozyga gracilis Knight 1930
†Hyphantozyga grandis Hoare and Sturgeon 1980
†Hyphantozyga granifera de Koninck 1876
†Hyphantozyga khaophrikensis Ketwetsuriya et al. 2020
†Hyphantozyga knighti Hoare and Sturgeon 1980
†Hyphantozyga noinskyi Mazaev 2015
†Hyphantozyga perattenuata Hoare and Sturgeon 1980
†Hyphantozyga pulchra Hoare and Sturgeon 1980
†Hyphantozyga textilis Hoare and Sturgeon 1980
†Ploceozyga (Hyphantozyga) cancellata Mark 1912
†Ploceozyga (Hyphantozyga) matanensis Pan and Yu 1993
G. †Levizygopleura Bandel 2002
+
†Levizygopleura charma Pan and Erwin 2002
†Levizygopleura composita Mazaev 2019
†Levizygopleura elegans Mazaev 2015
†Levizygopleura gracilis Yoo 1994
†Levizygopleura inornata Knight 1930
†Levizygopleura magna Mazaev 2019
†Levizygopleura trochus Knight 1930
†Levizygopleura williamsi Knight 1930
G. †Microptychis Longstaff 1912
+
†Microptychis cerithiformis Meek and Worthen 1860
†Microptychis constricta Sowerby 1821
†Microptychis expetendus Hoare and Sturgeon 1981
†Microptychis insolita Kues 2002
†Microptychis occabus Hoare and Sturgeon 1981
†Microptychis permiana Batten 1985
†Microptychis pygmaea Longstaff 1933
†Microptychis turbineus Hoare and Sturgeon 1981
†Microptychis wrighti Longstaff 1912
G. †Plocezyga Knight 1930
+
†Hemizyga (Plocezyga) abolescens Knight 1930
†Hemizyga (Plocezyga) angularis Knight 1930
†Hemizyga (Plocezyga) convertacostata Hoare 1961
†Hemizyga (Plocezyga) serocorona Batten 1985
†Hemizyga (Plocezyga) tenuis Knight 1930
Subg. †Plocezyga (Plocezyga) Knight 1930
†Plocezyga acuminata Hoare and Sturgeon 1980
†Plocezyga boikoi Mazaev 2019
†Plocezyga conica Hoare and Sturgeon 1980
†Plocezyga convexa Mazaev 2019
†Plocezyga cordiformis Hoare and Sturgeon 1980
†Plocezyga corona Knight 1930
†Plocezyga costata Mark 1912
†Plocezyga delicata Hoare and Sturgeon 1980
†Plocezyga excellens Hoare and Sturgeon 1980
†Plocezyga gruendeli Kaim 2004
†Plocezyga indica Reed 1944
†Plocezyga intermedia Hoare and Sturgeon 1980
†Plocezyga lineata Hoare and Sturgeon 1980
†Plocezyga lirata Hoare and Sturgeon 1980
†Plocezyga markae Hoare and Sturgeon 1980
†Plocezyga minuta Mazaev 2019
†Plocezyga obscura Hoare and Sturgeon 1980
†Plocezyga ornata Mark 1912
†Plocezyga ornatissima Hoare and Sturgeon 1980
†Plocezyga percostata Knight 1930
†Plocezyga perminuta Hoare and Sturgeon 1980
†Plocezyga regularia Hoare and Sturgeon 1980
†Plocezyga salomonense Gemmellaro 1889
†Plocezyga subnodosa Hoare and Sturgeon 1980
†Plocezyga subquadrata Hoare and Sturgeon 1980
†Plocezyga tenuilirata Knight 1930
†Plocezyga turbinata Hoare and Sturgeon 1980
†Plocezyga venusta Mazaev 2019
G. †Pseudozygopleura Knight 1930
+
†Palaeostylus (Pseudozygopleura) belli Carew 1980
†Palaeostylus (Pseudozygopleura) eucharis Hoare 1961
†Palaeostylus (Pseudozygopleura) obtusicacuminis Knight 1930
†Palaeostylus (Pseudozygopleura) terebrus Knight 1930
Subg. †Pseudozygopleura (Hemizygoides) Licharev 1975
Subg. †Pseudozygopleura (Pseudozygopleura) Knight 1930
†Pseudozygopleura acuminata Knight 1930
†Pseudozygopleura angustata Hoare and Sturgeon 1985
†Pseudozygopleura applicata Mazaev 2019
†Pseudozygopleura assertonsoris Knight 1930
†Pseudozygopleura baltea Hoare and Sturgeon 1985
†Pseudozygopleura cirritus Hoare and Sturgeon 1985
†Pseudozygopleura condrai Knight 1930
†Pseudozygopleura contractus Hoare and Sturgeon 1981
†Pseudozygopleura croneisi Knight 1930
†Pseudozygopleura deloi Knight 1930
†Pseudozygopleura eximia Hoare and Sturgeon 1985
†Pseudozygopleura funis Knight 1930
†Pseudozygopleura girtyi Knight 1930
†Pseudozygopleura gradatus Hoare and Sturgeon 1981
†Pseudozygopleura irrugata Hoare and Sturgeon 1985
†Pseudozygopleura kellettae Knight 1930
†Pseudozygopleura knighti Yochelson 1962
†Pseudozygopleura lanceolatus Hoare and Sturgeon 1981
†Pseudozygopleura lefebvrei Léveillé 1835
†Pseudozygopleura limus Hoare and Sturgeon 1981
†Pseudozygopleura macra Knight 1930
†Pseudozygopleura micra Pan and Erwin 2002
†Pseudozygopleura moorei Knight 1930
†Pseudozygopleura mucronatus Hoare and Sturgeon 1981
†Pseudozygopleura multicostata Meek and Worthen 1862
†Pseudozygopleura obtusicacuminis Knight 1930
†Pseudozygopleura palus Hoare and Sturgeon 1981
†Pseudozygopleura pandus Hoare and Sturgeon 1981
†Pseudozygopleura perversa Knight 1930
†Pseudozygopleura plummeri Knight 1930
+
Invalid names: Pseudozygopleura (Pseudozygopleura) dunbari Knight 1930 [synonym]
†Pseudozygopleura pluricostata Knight 1930
†Pseudozygopleura pugonis Hoare and Sturgeon 1981
†Pseudozygopleura pulchra Knight 1930
†Pseudozygopleura pupa Knight 1930
†Pseudozygopleura rectus Hoare and Sturgeon 1981
†Pseudozygopleura restis Knight 1930
†Pseudozygopleura rugosocostata Licharew 1968
†Pseudozygopleura schucherti Knight 1930
†Pseudozygopleura scitula Meek and Worthen 1860
+
Invalid names: Loxonema rugosa Meek and Worthen 1860 [synonym], Pseudozygopleura (Pseudozygopleura) affinis Girty 1915 [synonym]
†Pseudozygopleura scruposus Hoare and Sturgeon 1981
†Pseudozygopleura semicostata Meek 1871
†Pseudozygopleura sinuosior Knight 1930
†Pseudozygopleura smithiana Longstaff 1933
†Pseudozygopleura subclathrata Römer 1843
†Pseudozygopleura subulatus Hoare and Sturgeon 1981
†Pseudozygopleura tenuivirga Knight 1930
†Pseudozygopleura variegata Hoare and Sturgeon 1985
†Pseudozygopleura yandellana Hall 1856
Invalid names: Pseudozygopleura plebium Herrick 1887 [nomen nudum], Pyrgozyga Knight 1930 [synonym]
G. †Stephanozyga Knight 1930
+
†Pseudozygopleura (Stephanozyga) lisaspira Kues and Batten 2001
†Pseudozygopleura (Stephanozyga) nishimurai Kase 1988
†Stephanozyga crassa Wanner 1922
†Stephanozyga granda Kues and Batten 2001
†Stephanozyga ignorata Trautschold 1867
†Stephanozyga lisaspira Kues and Batten 2001
†Stephanozyga magna Wang 1987
†Stephanozyga nodosa Girty 1915
†Stephanozyga ornamentaria Netchaev 1894
†Stephanozyga seminuda Mazaev 2019
†Stephanozyga subnodosa Knight 1930
Invalid names: Nodozyga Horný 1955 [synonym]
Invalid names: Cyclozygidae Likharev 1970 [synonym], Eoptychiidae Golikov and Starobogatov 1987 [synonym], Stephanozygidae Golikov and Starobogatov 1987 [synonym]
Invalid names: Cyclophoracea Gray 1847 [empty], Mesogastropoda Thiele 1925 [invalid subgroup], Neontaenioglossa Haller 1892 [empty], Palaeostyloidea Wenz 1938 [empty], Perunelomorpha Frýda and Bandel 1997 [empty]
Superfm. †Cavolinioidea Gray 1850
+
Fm. †Praecuvierinidae Janssen 2006
+
G. †Chartrionella
G. Chlathrus Oken 1815
G. Clathromangelia Monterosato 1884
+
Clathromangelia fuscoligata Dall 1871
Clathromangelia rhyssa Dall 1919
Superor. Cocculiniformia Hazsprunar 1987
+
Superfm. †Cocculinoidea Dall 1882
+
Fm. Bathysciadiidae Dautzenberg and Fischer 1900
+
G. Bathypelta Moskalev 1978
G. Bathysciadium Dautzenberg and Fischer 1900
Invalid names: Bathypeltidae Moskalev 1971 [synonym]
Fm. Cocculinidae Dall 1882
+
G. Cocculina Dall 1882
G. Notocrater Finlay 1927
G. †Tectisumen Finlay 1927
Invalid names: Cocculinacea Thiele 1909 [empty]
G. Cyclostoma Draparnaud 1801
Subcl. †Dextrobranchia Minichev and Starobogatov 1975
+
Superor. †Umbraculiformii Minichev and Starobogatov 1975
+
Invalid names: Onychochiliformes Minichev and Starobogatov 1975 [empty]
G. Dicathais Iredale 1936
+
†Dicathais abjecta Tate 1888
Invalid names: Calusathais Petuch 1994 [synonym]
G. †Dicosmus
Subcl. Eogastropoda Ponder and Lindberg 1996
+
Subor. Docoglossa Troschel 1866
+
Invalid names: Acmaeoidea Forbes 1850 [empty], Lepetopsina [empty], Nacellina [empty]
Or. †Euomphalina de Koninck 1881
+
G. †Bridegeites Flower 1968
Superfm. †Craspedostomatoidea Wenz 1938
+
Fm. †Codonocheilidae Miller 1889
+
G. †Bathyclides Strand 1928
G. †Codonocheilus Whiteaves 1884
G. †Dihelice Schmidt 1905
G. †Pirper Gregorio 1886
G. †Ventricaria Koken 1896
Superfm. †Euomphaloidea White 1877
+
Fm. †Anomphalidae Wenz 1938
+
G. †Anomphalus Meek and Worthen 1866
G. †Bolicharewia Mazaev 2019
G. †Delphinuella Heidelberger 2001
G. †Diploconula Yochelson 1956
G. †Givediscus Heidelberger 2001
G. †Isonema Meek and Worthen 1866
G. †Littorella Heidelberger 2001
G. †Nodinella Heidelberger 2001
Subfm. †Pycnomphalinae Peel 1984
G. †Tychonia de Koninck 1881
Fm. †Elasmonematidae Knight 1956
+
G. †Anematina Knight 1933
G. †Hawletrochus Frýda and Bandel 1997
G. †Heidelbergeria Krawczyński 2006
G. †Kimina Yoo 1994
G. †Kyndalynia Yoo 1994
G. †Streptotrochus Perner 1907
Fm. †Euomphalidae White 1877
+
G. †Acanthonema Sherzer and Grabau 1910
G. †Alaionema Gubanov et al. 1995
G. †Anisostoma Koken 1889
G. †Austerum Heidecker 1959
G. †Biformispira Rohr 1980
G. †Condonella McLellan 1927
G. †Cylicioscapha Yochelson 1956
G. †Devonicornu Frýda 1998
G. †Discotropis Yochelson 1956
G. †Eleutherospira Blodgett and Johnson 1992
G. †Elkoceras Lintz and Lohr 1958
Subfm. †Euomphalinae White 1877
G. †Euomphalopsis Ulrich et al. 1931
Subfm. †Euomphalopterinae Koken 1896
G. †Euomphalus Sowerby 1814
+
Invalid names: Phymatifer de Koninck 1881 [synonym], Schizostoma Bronn 1834 [synonym]
G. †Fletcherviewia Cook 1993
G. †Goldfussoceras Blodgett and Frýda 1999
G. †Hippocampoides Wade 1916
G. †Kiaeromphalus Peel and Yochelson 1976
G. †Krasopea Horný 1992
G. †Linsleyella Rohr 1980
G. †Nevadaspira Yochelson 1971
G. †Nodeuomphalus Bandel and Frýda 1998
G. †Novakopteron Horný 2001
Subfm. †Odontomariinae Frýda et al. 2006
G. †Offleyotrochus Peel 1979
G. †Pentagonodiscus Wendt 1968
G. †Phanerotinus Sowerby 1844
G. †Pleuronotus Hall 1879
G. †Poleumita Clarke and Ruedemann 1903
+
Invalid names: Polytropina Donald 1905 [objective synonym], Polytropis de Koninck 1881 [replaced]
G. †Rhabdotocochlis Knight 1933
G. †Rihamphalus Frýda 1998
G. †Saturnotropis Horný 1992
G. †Sinistrispira Jhaveri 1969
G. †Sinutropis Perner 1903
G. †Straparollus de Montfort 1810
G. †Stusakia Frýda 1998
G. †Tongweispira Tong and Erwin 2001
G. †Tychobrahea Horny 1992
G. †Weeksia Stephenson 1941
Invalid names: Euomphalopteridae Koken 1896 [synonym], Poleumitidae Wenz 1938 [synonym], Polytropidae Ulrich 1897 [invalid subgroup], Schizostomatidae Bronn 1849 [invalid subgroup], Straparollinae Cossmann 1916 [invalid subgroup]
Fm. †Helicotomidae Wenz 1938
+
G. †Amphelissa Etheridge 1921
G. †Boucotspira Rohr 1980
G. †Boucotspira Rohr 1980
G. †Helicotoma Salter 1859
G. †Lophonema Purdue and Miser 1916
+
Invalid names: Polhemia Cullison 1944 [synonym], Walcottoma Rohr 1994 [synonym]
G. †Ophiletina Ulrich and Scofield 1897
G. †Palaeomphalus Koken and Perner 1925
G. †Paraviviana Kutassy 1940
Fm. †Holopeidae Wenz 1938
+
G. †Cyclora Hall 1845
G. †Eopagodea Frýda et al. 2001
G. †Holopea Hall 1847
+
Invalid names: Cirropsis Perner 1903 [synonym], Haplospira Koken 1897 [synonym], Litiopsis Salter 1865 [objective synonym], Staurospira Perner 1907 [synonym], Tortilla Perner 1903 [synonym]
Subfm. †Holopeinae Wenz 1938
G. †Pachystrophia Perner 1903
G. †Raphistomina Ulrich and Scofield 1897
Invalid names: Cycloridae Miller 1889 [synonym]
G. †Kitikamispira Kase and Nishida 1988
+
†Kitikamispira bellense Tassell 1978
†Kitikamispira bicostatus Roemer 1855
†Kitikamispira concinna Hall 1876
†Kitikamispira crenulistriata Clarke and Swartz 1913
†Kitikamispira granosus Sandberger 1842
†Kitikamispira hamiltoniae Hall 1860
†Kitikamispira kanekoi Kase and Nishida 1988
†Kitikamispira minuitinodosa Blodgett and Johnson 1992
†Kitikamispira minutiforma Cook et al. 2003
†Kitikamispira monroei Cleland 1911
†Kitikamispira multistriata Clarke and Swartz 1913
†Kitikamispira ormistoni Blodgett 1992
†Kitikamispira perstrialis Fenton and Fenton 1924
†Kitikamispira speciosum Whiteaves 1892
+
Invalid names: Kitikamispira filicostata Spriestersbach 1942 [synonym]
†Kitikamispira tubericosta Sandberger and Sandberger 1855
†Kitikamispira ukalundensis Cook 1995
Fm. †Lesueurillidae Wagner 1999
+
Subfm. †Lesueurillinae Wagner 1999
Subfm. †Pararaphistomatinae Wagner 1999
Fm. †Microdomatidae Wenz 1938
+
G. †Amaurotoma Knight 1945
G. †Copidocatomus Linsley 1968
G. †Cyclites Knight 1940
G. †Cyclobathmus Knight 1940
G. †Glyptospira Chronic 1952
G. †Kinkaidia Thein and Nitecki 1974
G. †Knightinella Licharev 1975
G. †Microdoma Meek and Worthen 1867
+
Invalid names: Pleurotrochus Sherzer and Grabau 1910 [synonym], Tuberculopleura Jakowlew 1899 [synonym]
Subfm. †Microdomatinae Wenz 1938
G. †Tunstallia Hollingworth and Barker 1991
G. †Neoplatyteichum Maxwell 1964
+
†Neoplatyteichum aifamensis Dickins and Skwarko 1981
†Neoplatyteichum barrealensis Reed 1927
†Neoplatyteichum dickinsi Maxwell 1964
†Neoplatyteichum numerosum Waterhouse 1983
Fm. †Omphalocirridae Wenz 1938
+
G. †Liomphalus Chapman 1916
G. †Omphalocirrus de Ryckholt 1860
+
Invalid names: Arctomphalus Tolmachoff 1930 [synonym], Coelocentrus von Zittel 1882 [objective synonym], Hypomphalocirrus Linsley 1973 [synonym]
Fm. †Omphalotrochidae Knight 1945
+
G. †Arastra Stoyanow 1948
G. †Archaeosphera Heidelberger and Bandel 1999
G. †Babylonites Yochelson 1956
G. †Bassotrochus Tassell 1978
G. †Cinclidonema Knight 1945
G. †Coronopsis Waterhouse 1963
G. †Fujispira Kase and Nishida 1986
G. †Labrocuspis Heidecker 1959
G. †Omphalotrochus Meek 1864
G. †Orecopia Knight 1945
G. †Sylvestria Heidelberger 2001
G. †Trochonemopsis Meek 1873
Fm. †Planitrochidae Knight 1956
+
G. †Horologium Perner 1907
G. †Nematrochus Koken and Perner 1925
G. †Planitrochus Perner 1903
G. †Trochomphalus Koken and Perner 1925
Fm. †Pseudophoridae Miller 1889
+
G. †Astralites Whiteaves 1892
G. †Bergmadsenella Blodgett et al. 2003
Subfm. †Decorospirinae Blodgett and Frýda 1999
G. †Devonoconica Heidelberger 2001
G. †Gaspephorus Blodgett et al. 2003
G. †Kowalatrochus Krawczyński 2002
G. †Pagodea Perner 1903
G. †Palaeonustus Perner 1903
G. †Peelophorus Blodgett et al. 2003
G. †Petrochus Horný 1992
G. †Protocalyptraea Clarke 1894
Subfm. †Pseudophorinae Miller 1889
G. †Pseudotectus Perner 1903
G. †Sallya Yochelson 1956
G. †Scalaetrochus Etheridge 1890
G. †Shedhornia Kulas and Batten 1997
G. †Siluriphorus Cossmann 1918
G. †Taemasotrochus Tassell 1982
G. †Yochelsonatia Mawson et al. 2002
Invalid names: Palaeonustidae Wenz 1938 [synonym]
G. †Rhenomphalus Bandel and Frýda 1998
+
†Rhenomphalus germanus Phillips 1841
†Rhenomphalus rota Sandberger and Sandberger 1854
G. †Serpulospira Cossmann 1915
+
†Serpulospira annulatus Phillips 1841
†Serpulospira annulatus Whiteaves 1892
†Serpulospira centrifuga Römer 1843
†Serpulospira diversiformis Linsley 1968
†Serpulospira eboracensis Hall 1859
†Serpulospira laxus Hall 1859
†Serpulospira lituites Spitz 1907
†Serpulospira militaris Whidborne 1892
†Serpulospira minutilineatus Fagerstrom 1961
†Serpulospira paradoxus Winchell 1863
†Serpulospira planispira Hall 1856
†Serpulospira scalariformis Yoo 1994
†Serpulospira serpula d’Archiac and de Verneuil 1842
†Serpulospira solutus Spitz 1907
†Serpulospira swickae Blodgett and Johnson 1992
Fm. †Tychobraheidae Horný 1992
+
G. †Asinomphalus Horný 1992
G. †Komenskyspira Horný 1992
G. †Micromphalus Knight 1945
Invalid names: Omphalocirrinae Linsley 1973 [empty]
Superfm. †Macluritoidea Carpenter 1861
+
Fm. †Macluritidae Carpenter 1861
+
G. †Maclurina Ulrich and Scofield 1897
G. †Macluritella Kirk 1927
+
Invalid names: Bridegeina Flower 1968 [synonym], Bridgeina Flower 1968 [synonym], Prohelicotoma Flower 1968 [synonym]
G. †Maclurites Le Sueur 1818
+
Invalid names: Paramaclurites Vostokova 1964 [synonym], Polyenaulus Etheridge 1917 [objective synonym]
G. †Monitorella Rohr 1994
G. †Rousseauspira Rohr and Potter 1987
G. †Teiichispira Yochelson and Jones 1968
G. †Zhuozishanospira Yü 1961
G. †Offlyeotrochus
Superfm. †Ophiletoidea Knight 1956
+
Fm. †Ophiletidae Knight 1956
+
G. †Asgardaspira Wagner 1999
G. †Ecculiomphalus Portlock 1843
G. †Lytospira Koken 1896
G. †Malayaspira Kobayashi 1958
G. †Ophileta Vanuxem 1842
+
Invalid names: Ozarkispira Walcott 1924 [synonym], Polygyrata Weller 1903 [synonym]
G. †Ozarkina Ulrich et al. 1931
G. †Rossospira Rohr 1994
Invalid names: Ecculiomphalinae Wenz 1938 [invalid subgroup]
Superfm. †Oriostomatoidea Wenz 1938
+
Fm. †Oriostomatidae Koken 1896
+
G. †Australonema Tassell 1980
G. †Beraunia Knight 1937
+
Invalid names: Cyclotropis Perner 1903 [replaced], Eucyclotropis Cossmann 1909 [replaced], Rhabdospira Perner 1903 [replaced]
G. †Didymalgia Cook 1997
G. †Dohmella Heidelberger 2001
G. †Gemininodosa Cook and Camilleri 1997
G. †Hecetastoma Rohr and Blodgett 2008
G. †Lineata Heidelberger 2001
G. †Morphotropis Perner 1903
G. †Omphalonema Grabau 1936
G. †Oriomphalus Horný 1992
G. †Tophicola Horný and Peel 1995
G. †Tubogyra Perner 1903
Invalid names: Cyclospongia Miller 1891 [nomen nudum]
Fm. †Tubinidae Knight 1956
+
G. †Colubrella Koken 1896
G. †Keration Broili 1907
G. †Meandrella Perner 1903
G. †Pseudotubina Koken 1896
G. †Semitubina Cossmann 1918
G. †Serpentubina Horný 1964
G. †Tubina Owen 1859
Superfm. †Palaeotrochoidea Knight 1956
+
Fm. †Palaeotrochidae Knight 1956
+
G. †Palaeotrochus Hall 1879
G. †Turbonopsis Grabau and Shimer 1909
G. †Westerna Webster 1905
G. †Westwooditrochus Cook 1998
Fm. †Paraturbinidae Cossmann 1916
+
G. †Boeckhia Szabo 1982
G. †Chartroniella Cossman 1902
G. †Paraturbo Cossmann 1907
Superfm. †Platyceratoidea Hall 1859
+
Fm. †Craspedostomatidae Wenz 1938
+
Subfm. †Bucanospirinae Wenz 1938
Subfm. †Craspedostomatinae Wenz 1938
G. †Spirina Kayser 1889
G. †Temnospira Perner 1903
G. †Umbonellina Koken and Perner 1925
Fm. †Nerrhenidae Bandel and Heidelberger 2001
+
G. †Hessonia Heidelberger 2001
G. †Nerrhena Heidelberger and Bandel 1999
Fm. †Platyceratidae Hall 1859
+
G. †Barynema Fraunfelter 1973
G. †Basiplanus Heidelberger 2001
G. †Brokenriveria Cook and Camilleri 1997
G. †Cancellator Horný 1992
G. †Cancelloplatyceras Cook et al. 2003
G. †Compsonema Gordon and Yochelson 1983
G. †Crossoceras Boucot and Yochelson 1966
G. †Devononema Fraunfelter 1973
G. †Dyeria Ulrich and Scofield 1897
G. †Euthyrhachis Tyler 1965
G. †Globulonema Frýda and Bandel 1997
G. †Himantonia Perner 1911
G. †Lotzia Heidelberger 2001
G. †Naticonoda Heidelberger 2001
G. †Natirhenia Heidelberger 2001
G. †Nonorios Horný 1997
G. †Obscuropsis Horný 1992
G. †Paffrathia Frýda 2000
G. †Palaeocapulus Grabau and Shimer 1909
G. †Platyceras Conrad 1840
+
Invalid names: Acroculia Phillips 1841 [objective synonym], Actita Fahrenkohl 1844 [synonym]
G. †Platyostoma Conrad 1842
+
Invalid names: Diaphorostoma Fischer 1885 [synonym], Exogyroceras Meek and Worthen 1868 [synonym], Ostlerina Talent and Philip 1956 [synonym], Platycerina Miller 1889 [synonym]
G. †Platyschisma M'Coy 1844
G. †Ploconema Perner 1903
G. †Praenatica Perner 1903
G. †Pseudoplatyceras Qiao 1983
G. †Radvanospira Ebbestad et al. 2019
G. †Rhabdocantha Fletcher 1958
G. †Spinyplatyceras Blodgett and Frýda 1999
G. †Spiranodus Heidelberger 2001
G. †Spironemella Waterhouse 1980
G. †Strotostoma Fletcher 1958
G. †Stuckenbergispira Mazaev 2015
G. †Tachloconcha Horný 2000
Invalid names: Cyclonematidae Fischer 1885 [synonym], Palaeocapulidae Grabau 1936 [synonym], Platyostomatidae Miller 1889 [synonym], Pseudorthonychiinae Bandel and Frýda 1999 [empty], Strophostylidae Grabau and Shimer 1909 [synonym]
Invalid names: Cyclonemidae Miller 1889 [empty], Nerrhenoidea Bandel and Heidelberger 2001 [synonym]
Superfm. †Raphistomatoidea Koken 1896
+
Fm. †Raphistomatidae Koken 1896
+
G. †Bridgeites Flower 1968
G. †Ceratopea Ulrich 1911
+
Invalid names: Proliospira Flower 1968 [synonym], Roubidouxia Butts 1926 [synonym]
G. †Omulevia Vostokova 1964
Subfm. †Ophiletinae Knight 1956
G. †Orospira Butts 1926
G. †Raphistoma Hall 1847
G. †Scalites Emmons 1842
Invalid names: Ceratopeidae Yochelson and Bridge 1957 [synonym], Raphistomatinae Koken 1896 [empty]
G. †Triassocirrus Yin and Yochelson 1983
+
†Triassocirrus applanatus Kutassy 1937
†Triassocirrus guizhouensis Yin and Yochelson 1983
†Triassocirrus moellendorfi Koken 1900
†Triassocirrus pichleri Laube 1869
†Triassocirrus polyphemus Laube 1868
Invalid names: Anomphaloidea Wenz 1938 [empty], Macluritina Cox and Knight 1960 [replaced], Omphalotrochoidea Knight 1945 [empty], Pseudophoroidea Miller 1889 [empty]
Fm. †Sinuopeidae Wenz 1938
+
G. †Euconia Ulrich and Scofield 1897
+
†Euconia amphitrite Billings 1865
†Euconia conicus Heller 1954
†Euconia etna Billings 1865
+
Invalid names: Euconia beekmanensis Whitfield 1889 [synonym], Euconia ramseyi Billings 1859 [synonym], Euconia thule Murchison 1859 [synonym]
†Euconia mosheimensis Butts 1926
†Euconia sinuata Flower 1968
†Euconia umbilicata Dake and Bridge 1932
Invalid names: Jarlopsis Heller 1954 [synonym], Rhombella Bridge and Cloud 1947 [synonym]
G. †Gasconadia Weller and St. Clair 1928
+
†Gasconadia floridensis Cleland 1900
†Gasconadia mohawkensis Cleland 1900
†Gasconadia putilla Sardeson 1896
Subfm. †Platyschismatinae Knight 1956
+
G. †Schizopea Butts 1926
+
†Schizopea abrupta Ulrich et al. 1931
†Schizopea dubia Ulrich et al. 1931
†Schizopea elevata Ulrich et al. 1931
†Schizopea grandis Ulrich et al. 1931
†Schizopea normalis Ulrich et al. 1931
+
Invalid names: Dirhachopea corrugata Ulrich et al. 1931 [synonym], Schizopea intermedia Ulrich et al. 1931 [synonym]
†Schizopea primordialis Winchell 1864
†Schizopea subrotunda Ulrich et al. 1931
+
Invalid names: Schizopea appressa Ulrich et al. 1931 [synonym]
†Schizopea transitans Ulrich et al. 1931
†Schizopea wanwanensis Kobayashi 1933
†Schizopea wanwankouensis Yü and Yochelson 1999
†Schizopea washburnei Butts 1926
Invalid names: Dirhachopea Ulrich et al. 1931 [synonym], Rhachopea Ulrich et al. 1931 [synonym]
Subfm. †Sinuopeinae Wenz 1938
+
G. †Sellinema Perner 1903
+
†Sellinema dives Perner 1903
†Sellinema frater Perner 1903
†Sellinema obtusa Whiteaves 1892
G. †Sinuopea Ulrich 1911
+
†Sinuopea advena Winchell 1864
†Sinuopea basiplanata Ulrich et al. 1931
†Sinuopea cingulata Ulrich et al. 1931
†Sinuopea emminencis Ulrich et al. 1931
+
Invalid names: Taeniospira naticoides Flower 1968 [synonym]
†Sinuopea humerosa Butts 1926
†Sinuopea humilis Butts 1926
†Sinuopea obesa Butts 1926
†Sinuopea parva Cleland 1900
†Sinuopea stclairi Ulrich et al. 1931
†Sinuopea typicalis Butts 1926
†Sinuopea whittardi Poulsen 1937
Invalid names: Chepultapecia Weller and St. Clair 1928 [synonym], Taeniospira Ulrich et al. 1931 [synonym]
Invalid names: Euomphalomorpha Bandel and Frýda 1998 [synonym]
G. †Globulitopa Gründel 1998
G. Gundlachia Pfeiffer 1849
+
Subg. †Gundlachia (Kincaidilla) Wautier and Odievre 1961
†Gundlachia radiata Guilding 1828
G. †Hecatastoma Rohr and Blodgett 2008
G. †Helictes Haliday 1838
Or. Heterostropha Fischer 1885
+
Or. Allogastropoda Haszprunar 1985
+
G. †Heterodiscohelix Bandel 2010
G. †Levihelix Gründel 2000
Superfm. Mathildoidea Dall 1889
+
Fm. †Cimidae Waren 1993
+
G. Actaeopyramis Fischer 1885
G. †Cima Chaster 1898
Invalid names: Tofanellidae Bandel 1995 [synonym]
Fm. †Gordenellidae Gründel 2000
+
G. †Buttenheimia Nützel and Gründel 2015
G. †Camponella Bandel 1995
G. Gordenella Gründel 1990
G. †Proacirsa
G. †Schafbergia Gatto and Monari 2010
G. †Turritelloidea Walther 1951
+
Invalid names: Costacolpus Marwick 1966 [synonym], Turrithilda Schröder 1995 [synonym]
Fm. Mathildidae Dall 1889
+
G. †Acrocoelum
G. †Angulathilda Gründel and Nützel 2013
G. †Bathraspira Cossmann 1906
G. †Carinathilda Gründel 1997
G. †Echinimathilda Sohl 1960
G. †Eomathilda Finlay and Marwick 1937
G. †Erratothilda Gründel 1997
G. †Fimbriatella Sacco 1895
G. †Franconicilda Schulbert and Nützel 2013
G. †Gymnothilda Schröder 1995
G. †Jurilda Grundel 1973
G. †Kaitangata Finlay and Marwick 1937
G. †Lemniscolittorina Sohl 1960
G. Mathilda Semper 1865
G. †Protuba Cossmann 1912
G. †Scalituba Cossmann 1906
G. †Siphonilda Nützel and Erwin 2004
G. †Spironema Meek 1876
G. †Tangarilda Gründel 2010
G. †Teretrina
G. †Toulminella Bieler and Dockery III 2007
G. †Tricarilda Grundel 1973
G. †Tuba Lea 1823
G. †Veterator Laws 1944
Fm. †Xylodisculidae Warén 1992
+
G. †Xylodiscula Marshall 1988
+
†Xylodiscula okutanii Kiel and Goedert 2007
†Xylodiscula vitrea Marshall 1988
Invalid names: Ampezzanildidae Bandel 1995 [empty]
G. †Anomalorbis Paul 1991
Fm. †Stuoraxidae Bandel 1994
+
Invalid names: Heterobranchia Gray 1840 [synonym]
G. †Hyalaea Lamarck 1799
G. †Hyrcania Monterosato 1894
G. †Iteria
G. Jeffreysia Alder 1850
Fm. Juliidae Smith 1885
+
Subfm. †Gougerotiinae Le Renard 1980
+
G. †Gougerotia Le Renard 1980
G. †Hemiplicatula Deshayes 1861
G. †Saintia Raincourt 1877
Subfm. Juliinae Smith 1885
+
G. †Candinia Le Renard et al. 1996
+
†Candinia krachi Baluk and Jakubowski 1968
†Candinia pliocaenica Le Renard et al. 1996
G. Julia Gould 1862
+
†Julia floridana Dall 1898
†Julia gardnerae Woodring 1925
†Julia girondica Cossmann and Peyrot 1914
G. †Lovonemetrida
G. †Luoguella Pan and Erwin 2002
+
†Luoguella diana Pan and Erwin 2002
†Luoguella elegantula Pan and Erwin 2002
G. †Luoguispira Pan and Erwin 2002
+
†Luoguispira lineata Pan and Erwin 2002
†Luoguispira micra Pan and Erwin 2002
†Luoguispira multilinea Pan and Erwin 2002
G. †Microceras Hall 1845
G. Mitrularia Schumacher 1817
Subor. Neomphaliones Sitnikova and Starobogatov 1983
+
Or. Neomphalida
+
Superfm. Neomphaloidea McLean 1981
+
Fm. Neomphalidae McLean 1981
+
G. Cyathermia Warén and Bouchet 1989
G. †Leptogyra Bush 1897
G. †Lithomphalus Kiel and Campbell 2005
G. Neomphalus McLean 1981
G. Retiskenea Warén and Bouchet 2001
Invalid names: Cyathermiidae McLean 1990 [synonym]
Invalid names: Cocculinida Thiele 1909 [empty]
Subor. †Neritaemorpha Koken 1897
+
Superfm. †Neritoidea Rafinesque 1815
+
Fm. †Naticopsidae Meek and Worthen 1866
+
Subfm. †Ampezzonaticopsinae Bandel 2007
+
G. †Ampezzonaticopsis Bandel 2007
G. †Cortinaticopsis Bandel 2007
G. †Colpites Knight 1936
+
†Colpites lirata Hoare et al. 1997
†Colpites minutus Sayre 1930
†Colpites monilifera White 1880
†Colpites striata Batten 1989
†Colpites tiara Sowerby 1829
G. †Dicosmos
+
†Dicosmos conoideus Kittl 1894
†Dicosmos declivis Kittl 1894
†Dicosmos globosus Wang 1980
†Dicosmos mammispira Kittl 1899
†Naticopsis (Dicosmos) applanatus Kutassy 1937
†Naticopsis (Dicosmos) compressus Tong and Erwin 2001
†Naticopsis (Dicosmos) declivis Kittl 1894
†Naticopsis (Dicosmos) eyerichi Noetling 1880
†Naticopsis (Dicosmos) sichuanensis Tong and Erwin 2001
G. †Frombachia
G. †Jedria Yochelson 1953
+
†Jedria deckeri Blodgett 1992
†Jedria meeki Knight 1933
†Jedria ventrica Norwood and Pratten 1855
+
Invalid names: Natica altonensis McChesney 1865 [synonym], Naticopsis (Nerita) pricei Shumard and Swallow 1858 [synonym]
†Naticopsis (Jedria) latispiralis Wang 1980
†Naticopsis (Jedria) placida de Koninck 1883
†Naticopsis (Jedria) plicistria Phillips 1836
†Naticopsis (Jedria) quangxiensis Pan and Erwin 2002
G. †Naticopsis M'Coy 1844
+
Subg. †Naticopsis (Naticopsis) M'Coy 1844
Subg. †Naticopsis (Vernelia) Böhm 1895
†Naticopsis aequistriata Meek 1873
†Naticopsis alta Dietz 1911
†Naticopsis alterodensis Dietz 1911
†Naticopsis altispirata Krumbeck 1924
†Naticopsis altoni Kittl 1892
†Naticopsis americana Girty 1915
†Naticopsis apachensis Winters 1963
†Naticopsis apollinis Perner 1907
†Naticopsis bowsheri Blodgett 1992
†Naticopsis carleyana Hall 1856
†Naticopsis carlyana Hall 1856
†Naticopsis chesterensis Swallow 1863
†Naticopsis comperta Hall 1879
†Naticopsis confusa Perner 1903
†Naticopsis consobrina Perner 1903
†Naticopsis convoluta Heidelberger 2001
†Naticopsis cretacea Hall and Whitfield 1873
†Naticopsis deformis Yin 1932
†Naticopsis deformis Girty 1909
†Naticopsis depressa Dietz 1911
†Naticopsis depressa Stache 1877
†Naticopsis depressa Winchell 1863
†Naticopsis dianae Kittl 1892
†Naticopsis efossa Goldfuss 1844
†Naticopsis elegantula Fliegel 1901
†Naticopsis elliptica Phillips 1836
†Naticopsis errans Perner 1903
†Naticopsis eruca Perner 1907
†Naticopsis extensa Waterhouse 1963
†Naticopsis fasciata Hayasaka 1943
†Naticopsis gaderana Kittl 1892
†Naticopsis gaillardoti Lefroy 1826
†Naticopsis genevievensis Meek and Worthen 1867
†Naticopsis globosa Hoeninghaus 1829
†Naticopsis gracilis Branson 1930
†Naticopsis guizhouensis Pan 1982
†Naticopsis hallii Whidborne 1892
†Naticopsis heshanensis Pan and Erwin 2002
†Naticopsis indica Waagen 1880
†Naticopsis inornata Whiteaves 1892
†Naticopsis inornata Walcott 1884
†Naticopsis insculpta Perner 1903
†Naticopsis involuta Kittl 1892
†Naticopsis irregularis Perner 1903
†Naticopsis judithae Knight 1933
†Naticopsis kaibabensis Chronic 1952
†Naticopsis kansuensis Yin 1932
†Naticopsis kayseri Holzapfel 1895
†Naticopsis koljanuriensis Mazaev 2015
†Naticopsis ladina Kittl 1892
†Naticopsis laeta Perner 1903
†Naticopsis lateaperta Krumbeck 1924
†Naticopsis laubei Kittl 1892
†Naticopsis levis Meek 1873
†Naticopsis limneiformis Laube 1868
†Naticopsis manitobensis Whiteaves 1892
†Naticopsis marginata Römer 1843
†Naticopsis mariona Thein and Nitecki 1974
†Naticopsis marthaae Knight 1933
†Naticopsis mediterranea Gemmellaro 1889
†Naticopsis microtricha Römer 1843
†Naticopsis minima Brown 1839
+
Invalid names: Natica hercynica Geinitz 1848 [synonym], Natica leibnitziana King 1848 [synonym]
†Naticopsis minoensis Hayasaka 1943
†Naticopsis minuta Tolmachoff 1930
†Naticopsis minuta Gemmellaro 1889
†Naticopsis naticaeformis Karczewski 1989
†Naticopsis nexicosta Phillips 1841
†Naticopsis oncochiliformis Gemmellaro 1889
†Naticopsis opimavoluta Linsley 1968
†Naticopsis osbornei Yoo 1988
†Naticopsis ovalis Wanner 1922
†Naticopsis ovoidea de Koninck 1881
†Naticopsis ovulum Waagen 1880
†Naticopsis paucivolutus Weller 1906
†Naticopsis pegmihumerosa Linsley 1968
†Naticopsis permica Netchaev 1894
+
Invalid names: Naticopsis oblata Winters 1963 [synonym], Naticopsis oblatus Winters 1963 [synonym]
†Naticopsis petricola Gemmellaro 1889
†Naticopsis phillipsi M'Coy 1844
†Naticopsis planapicula Wang 1980
†Naticopsis planifrons Linsley 1968
†Naticopsis plebeia Perner 1903
†Naticopsis plena Perner 1903
†Naticopsis plicatella Gemmellaro 1889
†Naticopsis plicatula Perner 1903
†Naticopsis primigenia d'Eichwald 1859
†Naticopsis protei Goldfuss 1844
†Naticopsis protogaea Goldfuss 1844
†Naticopsis purpura Römer 1850
†Naticopsis remex White 1876
†Naticopsis retusa Wanner 1922
†Naticopsis ribletella Tong and Erwin 2001
†Naticopsis ruchholzi Gischler et al. 2004
†Naticopsis scintilla Girty 1915
†Naticopsis semistriata Münster 1840
†Naticopsis sessilis Reed 1944
†Naticopsis sirodoti Munier-Chalmas 1876
†Naticopsis sokensis Mazaev 2020
†Naticopsis spallanzanii Gemmellaro 1889
†Naticopsis spectata Reed 1944
†Naticopsis sumatrensis Roemer 1880
†Naticopsis suturicompta Yochelson and Dutro 1960
†Naticopsis taemasensis Tassell 1982
†Naticopsis tettenbornensis Dietz 1911
†Naticopsis tortum Meek 1872
†Naticopsis trautscholdi Fliegel 1901
†Naticopsis trevorpaticiciorum Peel 1975
†Naticopsis tschernyschewi Yakowlew 1899
†Naticopsis tumescens Perner 1903
†Naticopsis velox Perner 1903
†Naticopsis virgata Knight 1933
†Naticopsis waageni Gemmellaro 1889
†Naticopsis wakehami Clarke 1908
†Naticopsis wakimizui Hayasaka 1943
†Naticopsis waterlooensis Weller 1916
†Naticopsis yinganensis Qiao 1983
Invalid names: Neritomopsis Waagen 1880 [synonym]
G. †Pseudoplagiothyra Vostokova 1961
+
†Pseudoplagiothyra armatus Goldfuss 1832
†Pseudoplagiothyra praecursor Clarke 1885
Fm. †Neridomidae Bandel 2008
+
G. †Neridomus Morris and Lycett 1915
+
†Neridomus cannabis Terquem 1855
†Neritodomus rectus Riedel 1933
†Neritoma (Neridomus) arenacea Terquem 1855
†Neritoma (Neridomus) delpeyae Allison 1955
†Neritoma (Neridomus) gea d'Orbigny 1850
†Neritoma (Neridomus) ovallella Pan 1977
†Neritoma (Neridomus) tethys Gemmelaro 1878
†Neritoma (Neridomus) woodfordi Allison 1955
Fm. †Neritariidae Wenz 1938
+
Subfm. †Neritariinae Wenz 1938
+
G. †Dentineritaria Bandel 2007
G. †Neritaria Koken 1892
G. †Ruganeritaria Bandel 2007
G. †Trachynerita Kittl 1894
+
†Trachynerita distincta Kittl 1894
†Trachynerita evoluta Jaworski 1922
†Trachynerita porrecta Haas 1953
†Trachynerita stabilei von Hauer 1857
†Trachynerita tambosolensis Haas 1953
†Trachynerita tenuicostata Dominici 2024
†Trachynerita wanneri Krumbeck 1913
Invalid names: Trachyneritariinae Bandel 2007 [empty]
Fm. Neritidae Rafinesque 1815
+
G. Clithon Montfort 1810
+
Subg. Clithon (Clithon) Montfort 1810
Subg. Clithon (Pictoneritina) Iredale 1936
Subg. Clithon (Vittoclithon) Lozouet et al. 2001
†Clithon oualaniensis Lesson 1830
G. †Cryptonerita
+
†Cryptonerita benoisti Cossmann 1899
†Cryptonerita conoidea Böhm 1895
†Cryptonerita elliptica Kittl 1894
†Cryptonerita minima Assmann 1924
†Cryptonerita peris Pan 1977
G. †Lyosoma
+
†Lyosoma enoda Sohl 1965
†Lyosoma powelli White 1876
†Lyosoma squamosa White 1887
†Lyosoma truquicoensis Cataldo 2017
†Otostoma (Lyosoma) japonica Nagao 1934
G. †Mesoneritina Yen 1946
G. †Natitaria Koken 1892
Subfm. Neritinae Rafinesque 1815
+
G. †Agapilia Harzhauser and Kowalke 2001
G. †Corsania Vidal 1917
G. †Lissochilus Zittel 1882
G. Nerita Linnaeus 1758
G. Neritella Gray 1847
G. †Neritoma Morris 1949
G. †Protonerita Kittl 1894
G. †Semineritina Cossmann 1925
Invalid names: Neritellinae Gray 1847 [synonym]
Subfm. Neritininae Poey 1852
+
G. Catillus Gray 1847
G. Orthopoma Gray 1868
G. Septaria Férussac 1807
G. Stenopoma Gray 1868
G. Theodoxus Monfort 1810
Invalid names: Catillinae Gray 1868 [synonym]
G. †Neritodonta Brusina 1884
G. †Neritoplica Oppenheim 1892
G. †Neritoptyx Oppenheim 1892
G. †Otostoma d'Archaic 1859
+
†Otostoma aethes Squires and Saul 1993
†Otostoma atopos Saul and Squires 1997
†Otostoma bisculptata Hanna 1927 [oreodont]
†Otostoma kassenbergensis Kiel and Bandel 2004
†Otostoma lucanus Saul and Squires 1997
†Otostoma sharonae Squires and Saul 2001
G. †Panneritina Salvador and Yu 2022
+
†Panneritina ambrae Salvador and Yu 2022
†Panneritina crassa Pan 1982
†Panneritina dakangensis Pan 1978
†Panneritina gansuensis Yu and Guo 1982
+
Invalid names: Mesoneritina mica Yu and Guo 1982 [synonym]
†Panneritina nanshanensis Pan 1984
†Panneritina opima Yu 1974
†Panneritina pustula Pan 1980
G. †Schwardtina Bandel and Riedel 1994
G. †Velatella Meek 1873
G. Vitta Mörch 1852
Invalid names: Protoneritidae Kittl 1899 [synonym]
Fm. Phenacolepadidae Pilsbry 1895
+
G. †Cinnalepeta Iredale 1929
G. Phenacolepas Pilsbry 1891
+
†Phenacolepas cinnamomea Gould 1846
+
Invalid names: Cinnalepata escensa Iredale 1929 [synonym], Cinnalepata vagans Iredale 1929 [synonym]
†Phenacolepas granocostata Pease 1868
G. Plesiothyreus Cossmann 1888
+
Subg. Plesiothyreus (Hyalorisia) Dall 1889
†Plesiothyreus ancyliformis Grateloup 1828
†Plesiothyreus parmophoroides Cossmann 1885
G. Shinkailepas Okutani et al. 1989
Invalid names: Shinkailepadidae Okutani et al. 1989 [synonym]
Fm. †Pileolidae Bandel et al. 2000
+
G. †Pileolus Sowerby 1823
+
Subg. †Pileolus (Tomostoma) Deshayes 1824
†Pileolus aequicostatus Cossmann 1899
Invalid names: Parvulatopsidae Gruendel et al. 2015 [empty]
Subcl. Neritimorpha Golikov and Starobogatov 1975
+
Or. †Cycloneritida Bandel and Frýda 1999
+
Superfm. Helicinoidea Férussac 1822
+
Fm. Helicinidae Férussac 1822
+
Subfm. Ceratodiscinae Pilsbry 1927
Subfm. †Dimorphoptychiinae Wenz 1938
Subfm. Hendersoniinae Baker 1926
Subfm. Stoastomatinae Adams 1849
Subfm. Vianinae Baker 1922
Invalid names: Olygyridae Gray 1847 [synonym]
Fm. Proserpinellidae Baker 1923
+
G. Ceres Gray 1856
G. Proserpinella Bland 1865
Invalid names: Ceresinae Thiele 1925 [invalid subgroup]
Superfm. Hydrocenoidea Troschel 1857
+
Fm. Hydrocenidae Troschel 1856
+
G. Georissa Blanford 1864
G. Hydrocena Küster 1844
Invalid names: Georissinae Blanford 1864 [invalid subgroup]
Superfm. †Naticopsoidea Meek and Worthen 1866
+
Or. Neritoina Rafinesque 1815
+
Superfm. †Neritopsoidea Gray 1847
+
G. †Bandelopsis Frýda et al. 2003
Fm. †Cortinellidae Bandel 2000
Fm. †Delphinulopsidae Blodgett et al. 2001
Fm. †Fedaiellidae Bandel 2007
Fm. †Palaeonaricidae Bandel 2007
Fm. †Plagiothyridae Knight 1956
Fm. †Pseudorthonychiidae Bandel and Frýda 1999
Fm. †Scalaneritinidae Bandel 2007
Fm. †Titiscaniidae Bergh 1890
Fm. †Tricolnaticopsidae Bandel 2007
Superfm. †Symmetrocapuloidea Wenz 1938
+
Or. †Cyrtoneritida Bandel and Frýda 1999
+
Fm. †Orthonychiidae Bandel and Frýda 1999
+
G. †Orthonychia Hall 1843
+
†Orthonychia aculeata Barrois 1889
†Orthonychia acuta Roemer 1856
†Orthonychia baldwini Rohr et al. 1981
†Orthonychia belli Clarke 1908
†Orthonychia bowsheri Yochelson 1956
†Orthonychia campanulata Barrois 1889
†Orthonychia chesterense Meek and Worthen 1867
†Orthonychia concavum Hall 1859
†Orthonychia conicum Hall 1859
†Orthonychia conoidea Goldfuss 1844
†Orthonychia cornuforme Winchell 1863
†Orthonychia costata Barrois 1889
†Orthonychia daschi Rohr and Smith 1978
†Orthonychia dentalium Hall 1862
†Orthonychia dubium Barrois 1889
†Orthonychia egorovi Mazaev 1996
†Orthonychia elegans Perner 1903
†Orthonychia extensum Barrois 1889
†Orthonychia gracilis Mansuy 1913
†Orthonychia herzeri Winchell 1871
†Orthonychia inequilaterale Barrois 1889
†Orthonychia infabricatus Hyde 1953
†Orthonychia jeffersonensis Weller 1906
†Orthonychia korotkovae Mazaev 2019
†Orthonychia marblecreekensis Talent and Philip 1956
†Orthonychia mayesense Snider 1915
†Orthonychia obliquesulcata Spitz 1907
†Orthonychia pajerensis Chronic 1949
†Orthonychia parva Shumard and Swallow 1858
†Orthonychia parvulum Whiteaves 1892
†Orthonychia pentalvea Talent and Philip 1956
†Orthonychia perplexum Hall 1879
†Orthonychia prosseri Clarke and Swartz 1913
†Orthonychia protei Oehlert 1883
†Orthonychia puellaris Whidborne 1891
†Orthonychia quadrangularis Whidborne 1891
†Orthonychia rostratus Trenkner 1868
†Orthonychia rotunda Whidborne 1896
†Orthonychia sciotoensis Hyde 1953
†Orthonychia sileni Oehlert 1883
†Orthonychia spinigerum Worthen 1883
†Orthonychia subrectum Hall 1859
†Orthonychia talon Tolmachoff 1930
†Orthonychia tortuosa Hall 1859
†Orthonychia trigonale Barrois 1889
†Orthonychia trirotundolobatum Talent and Philip 1956
†Orthonychia undulatum Barrois 1889
†Orthonychia unguiculata Clarke and Swartz 1913
†Orthonychia ungula Weller 1906
†Orthonychia variablis Tyler 1965
†Orthonychia vishtytica Saladzius 1966
†Orthonychia vomerium Winchell 1863
†Orthonychia wanneri Delpey 1941
†Orthonychia waverlyensis Hyde 1953
†Platyceras (Orthonychia) aroostooki Williams and Breger 1916
†Platyceras (Orthonychia) compressa Williams and Breger 1916
†Platyceras (Orthonychia) compressum Girty 1910
†Platyceras (Orthonychia) conoideum Barrois 1889
†Platyceras (Orthonychia) cornutum Tschernischew 1885
†Platyceras (Orthonychia) ivanovi Mazaev 1996
†Platyceras (Orthonychia) occidens Walcott 1884
†Platyceras (Orthonychia) ungula Weller 1906
Invalid names: Geronticeras Grabau 1936 [synonym], Igoceras Hall 1859 [synonym]
Fm. †Vltaviellidae Bandel and Frýda 1999
+
Subfm. †Krameriellinae Frýda and Heidelberger 2003
+
G. †Krameriella Frýda and Heidelberger 2003
G. †Soetenichia Heidelberger and Bandel 1999
Subfm. †Vltaviellinae Bandel and Frýda 1999
+
G. †Eifelcyrtus Frýda and Heidelberger 2003
G. †Vltaviella Frýda and Manda 1997
G. †Notodelphinula
Or. †Opisthobranchia Milne-Edwards 1848
+
G. †Acanthotrophia Conti and Fischer 1984
Or. Acochlidea Odhner 1939
+
Superfm. †Acochlidioidea Odhner 1937
+
Invalid names: Acochlidiidae Odhner 1937 [empty], Hedylopsidae Odhner 1952 [empty]
Superfm. †Microhedyloidea Odhner 1937
+
Invalid names: Asperspinidae Rankin 1979 [empty], Microhedylidae Odhner 1937 [empty]
G. Buscotypus
G. †Canepina Conti and Fischer 1981
Or. Cephalaspida Fischer 1883
+
G. †Acrocolpus Cossmann 1895
G. †Actaeonellina Pchelintsev 1963
G. †Actaeonidea Gabb 1872
G. †Adamnestia Iredale 1936
G. †Blancia Bourguignat 1875
G. Bucconia Dall 1890
G. †Bulimactaeon Cossmann 1891
G. †Ceritella Morris and Lycett 1851
+
Subg. †Ceritella (Ceritellopsis) Fischer 1961
+
†Ceritella (Ceritellopsis) obtusa Fischer 1964
†Ceritellopsis huckriedei Gründel and Kaim 2006
Subg. †Ceritella (Fibula)
+
†Ceritella (Fibula) goyoni Fischer 1964
†Cerithium (Fibula) detectum Stoliczka 1868
†Cerithium (Fibula) mustangense Anderson 1958
†Ceritella andriacensis Fischer 1964
†Ceritella apenninica Fischer et al. 2002
G. †Coeloscapha MacNeil in MacNeil & Dockery 1984
G. †Cosmophiline Berger 1949
G. Cylichnatys Kuroda & Habe 1952
G. †Cylindritella White 1887
G. †Douvilleia Parnes 1988
G. †Eotrochactaeon Akopyan 1972
G. †Fictoacteon Stephenson 1952
G. †Hacobjania Aliev & Lysenko 1986
G. †Hamlinia Boehm 1900
G. Hermania Monterosato 1884
G. †Kaitoa Marwick 1931
G. Liloa Pilsbry 1921
G. †Maoriscaphander Dell 1950
G. †Mesotrochactaeon Akopyan 1972
G. †Mexicotrochactaeon Akopyan 1972
G. †Millosevichia
G. †Mnestocylichnella Oppenheim 1896
G. †Moniliretusa Sohl 1963
G. †Neocylindrites
G. †Neotrochaetaeon
G. †Noetca Stewart 1926
+
G. †Nucleopsis Conrad 1865
G. †Orthoptyxis Yang & Wang 1985
G. Ossiania Monterosato 1884
G. Ovulactaeon Dall 1889
G. †Ovulopsis Moericke 1895
G. †Palaeohydatina Cossmann 1895
G. †Palaeotrochactaeon Akopyan 1972
G. †Parapuractaeon
G. †Pchelincevella Dzhalilov 1972
G. †Peruviella Olsson 1944
G. †Plicobulla Cossmann 1895
G. †Priscaphander Finlay & Marwick 1937
G. †Pseudavena Sacco 1897
G. †Pseudocassis
G. Pyrunculus Pilsbry 1895
G. †Raincourtia Fischer 1884
G. †Ringiculoptycha Kropaczek in Studencka 1986
G. †Ringiculospongia Bellardi & Sacco 1892
G. Roxaniella Crosse 1885
G. †Scobinodola
G. †Sevanella Akopyan 1972
G. †Sogdianella Dzhalilov 1972
G. †Spiractaeon Meek 1863
G. †Superstes Finlay & Marwick 1937
G. †Talahabia Martin 1921
Or. Cephalaspidea Fischer 1883
+
Superfm. †Bulloidea Lamarck 1801
+
Superfm. †Haminoeoidea Pilsbry 1895
+
Fm. Haminoeidae Pilsbry 1895
+
Subfm. Atydinae Thiele 1925
G. Atys Montfort 1810
G. Haminoea Turton and Kingston 1830
G. Roxania Leach In Gray 1847
+
Subg. Roxania (Roxania) Leach In Gray 1847
Subg. Roxania (Sabatia)
†Roxania chipolana Dall 1895
†Roxania mediolaevigata Traub 1938
†Roxania modesta Traub 1938
†Roxania pseudosemistriata Eames 1952
†Roxania ventricosa Traub 1938
Invalid names: Atydidae Thiele 1929 [empty], Bullactidae Thiele 1926 [empty], Smaragdinellidae Adams 1848 [empty]
Superfm. Philinoidea Gray 1850
+
Fm. Cylichnidae Adams 1850
+
G. †Abderospira Dall 1896
G. Acteocina Gray 1847 [barrel-bubble]
G. Bullaria Rafinesque 1815
G. †Bullichna Nordsieck 1972
G. Cylichna Lovén 1846
G. †Cylichnania Marwick 1931
G. Cylichnella Gabb 1873
G. Philine Ascanius 1772
G. Scaphander Monfort 1810
G. †Suwannescapha Petuch 1997
G. †Taita Laws 1948
Fm. Retusidae Thiele 1925
+
G. Retusa Brown 1827
G. Rhizorus Montfort 1810
G. Sulcoretusa Burch 1945
G. Volvulella Newton 1891
Fm. Scaphandridae Sars 1878
+
G. †Ellipsoscapha Stephenson 1941
G. †Micromelo Pilsbry 1895
G. Mnestia Adams and A. 1854
Invalid names: Aglajidae Pilsbry 1895 [empty], Gastropteridae Swainson 1840 [empty], Philinacea [objective synonym], Philinoglossidae Hertling 1932 [empty]
Superfm. †Runcinoidea Adams and A. 1854
+
Invalid names: Ilbiidae Burn 1963 [empty], Runcinidae Adams and A. 1854 [empty]
Invalid names: Acteonoida d'Orbigny 1842 [empty], Cylichnoidea Adams 1850 [empty], Notodiaphanidae Thiele 1931 [empty], Ringiculoidea Philippi 1853 [empty]
G. †Floribella Woodring 1970
Or. Gymnosomata Blainville 1824 [sea angel]
+
G. †Heteroptygmatis Shikama and Yui 1973
Or. Heterostrophia
+
G. †Acrostylus Cossmann 1896
G. †Ampezzamilda
G. Auristomia Monterosato 1884
G. Babella Dall & Bartsch 1906
G. †Boehmiola
G. †Brouzetia
G. †Campanelle
G. †Campichia
G. †Camponeila
G. †Cassianaxis
G. †Cassianilda
G. †Coemansia
G. †Colpostomia
G. †Costaella
G. †Crimella
G. †Cryptoplocus
+
G. †Curetia
G. †Diptyxiella
G. †Discobasis
G. Doliella
G. †Dolomitella
G. Egilina
G. †Elatioriella
G. †Eleganella
G. †Endiaplocus
G. Euparthenia
G. †Eustomia
G. †Falsostyliola Colom 1986
G. †Faluniella
G. †Fibulella
G. †Fibuloptygmatis
G. †Fusiptyxis
G. †Gemmellaroia Lyssenko 1990
G. †Goniodostomia
G. †Gonzagia
G. †Haploptyxis
G. Heida
G. Iphiana
G. †Italoptygmatis
G. †Itruvia
G. †Jaccardiella
G. †Lacriforma
G. †Laevinerinea
G. †Laeviselica
G. †Loxoptyxis
G. †Macrodostomia
G. †Melanioptyxis
G. †Neonerinea
G. †Neoptyxis
G. †Nerineoptyxis
G. †Nipteraxis
G. Nisiturris
G. Nisostomia
G. Obexomia
G. Odetta
G. †Odostomidea
G. †Oligoptyxis
G. Pachysyrnola
G. †Paleoalvania
G. †Parasimplotyxis
G. Partulida
G. †Pentaptyxis
G. Phasianema
G. †Planpyrgiscus
G. †Ptygmatis
+
†Ptygmatis carpathica Zeuschner 1849
†Ptygmatis pseudobruntrutana Gemmellaro 1865
+
Invalid names: Nerinea bruntrutana Ooster 1869 [synonym]
G. †Pyramistomia
G. Pyrgiscilla
G. †Raulinia
G. †Ravnostomia
G. Rissopsetia
G. †Rugiferia
G. †Sequania
G. †Sinustomia
G. Sollariaxis
G. †Sulcorinella
G. †Taphrostomia
G. †Tauricella
G. †Teleoptyxis
G. Terelimella
G. Tiberia
G. †Trimalaxis
G. †Trochalia
G. Tropaeas
G. †Ulfa
G. †Upella
G. †Valanginella
G. Voluspa
G. †Lutima
G. †Mariottia
G. †Nicosiaella Conti and Fischer 1981
Or. Notaspidea Fischer 1883
+
Superfm. †Pleurobranchoidea Férussac 1822
+
Superfm. †Tylodinoidea Gray 1847
+
G. †Paronaella Conti and Fischer 1984
G. †Pseudofusia Shuto 1969
G. †Reticulacella Dockery 1977
Or. Rhodopemorpha Salvini-Pläwen 1991
+
G. †Scorbinidola
Or. Tectibranchia
+
Fm. †Akeridae Mazzarelli 1891
+
G. Akera Muller 1776
+
†Akera bolivarensis Anderson 1928
†Akera constricta Stephenson 1941
†Akera gregoryi Newton 1917
†Akera maga Vokes 1939
†Akera narica Vredenburg 1925
†Akera pseudodesioi Eames 1952
†Akera texana Aldrich 1911
Invalid names: Tornatinidae [empty]
Or. Thecosomata Blainville 1823
+
G. †Bucanoides
G. †Camptoceratops
+
†Camptoceratops priscus Godwin-Austen 1882
+
Invalid names: Camptoceratops americanus Garvie 1992 [synonym]
Fm. Cavoliniidae d'Orbigny 1842
+
G. †Balantium Bellardi 1872
+
Subg. †Balantium (Flabellulum) Bellardi 1873
†Balantium collina Janssen and Zorn 2001
G. Cavolinia Avilgaard 1791
+
†Cavolina pycna Jung 1971
†Cavolina regulae Jung 1971
Cavolina telemus Linnaeus 1758
Cavolina tuomeyi Holmes 1858
†Cavolinia aquensis Grateloup 1827
†Cavolinia bituminata Beets 1953
†Cavolinia gypsorum Bellardi 1873
†Cavolinia marginata Bronn 1962
+
Invalid names: Cavolina limatula Beets 1943 [synonym], Cavolinia vendryesiana Ujihara 1996 [synonym], Hyala marginata Bronn 1964 [synonym]
†Cavolinia tridentata Niebuhr 1775
Cavolinia uncinata dOrbigny 1835
†Cavolinia ventricosa Guppy 1882
G. Clio Linnaeus 1767
+
Subg. †Clio (Balantium) Children 1823
Subg. †Clio (Bellardiclio) Janssen 2004
Subg. †Clio (Clio) Linnaeus 1767
†Clio berglundi Squires 1989
†Clio cuspidata Bosc 1802
†Clio goederti Squires 1989
†Clio kendacensis Jung 1971
†Clio ortheziana Benoist 1889
†Clio simplex Meyer 1886
G. Creseis Rang 1828
+
Clio (Creseis) corpulenta Meyer 1886
†Creseis acicula Renz 1829
+
Invalid names: Clio acicula Yamakawa and Ishikawa 1912 [synonym], Hyalaea aciculata Orbigny 1878 [synonym]
†Creseis kishimaensis Ando 2011
†Creseis roesti Cahuzac and Janssen 2010
†Creseis simplex Meyer 1886
G. Cuvierina Boas 1886
+
Subg. †Cuvierina (Urceolarica) Janssen 2006
†Cuvierina astesana Rang 1829
†Cuvierina columnella Rang 1827
†Cuvierina paronai Checchia-Rispoli 1921
Invalid names: Cuvieria Rang 1827 [replaced]
G. Diacria Gray 1847
+
†Diacria mbaensis Ladd 1934
+
Invalid names: Clio asphaltodes Beets 1943 [synonym], Diacria kipasiformis Beets 1943 [synonym]
G. Styliola Gray 1850
+
†Styliola subula Quoy and Gaimard 1827
+
Invalid names: Creseis spinifera Rang 1828 [synonym], Styliola sulcifera Gabb 1873 [synonym]
G. †Vaginella Daudin 1800
+
†Vaginella acicula Renz 1829
†Vaginella chipolana Dall 1892
†Vaginella chipolana Dall 1892
†Vaginella depressa Daudin 1800
†Vaginella eligmostoma Tate 1887
†Vaginella floridana Collins 1934
†Vaginella grenadinarum Jung 1971
†Vaginella ovatoconica Ponzi 1876
†Vaginella tricuspidata Zorn and Janssen 1993
G. †Cheilospicata
G. †Falsostyliola Colom 1986
Fm. Limacinidae Blainville 1823
+
G. †Embolus Jeffreys 1869
G. †Heliconoides Orbigny 1835
+
†Heliconoides auriformis Curry 1982
+
Invalid names: Limacina texana Garvie and Hodgkinson 1992 [synonym]
†Heliconoides daguini Cahuzac and Janssen 2010
†Heliconoides hospes Rolle 1861
†Heliconoides inflata Orbigny 1836
+
Invalid names: Embolus rostralis Souleyet 1880 [synonym], Limacina inflata d'Orbigny 1836 [synonym], Spirialis tertiaria Tate 1887 [synonym]
†Heliconoides linneensis Janssen 2008
†Heliconoides merlei Cahuzac and Janssen 2010
†Heliconoides mermuysi Cahuzac and Janssen 2010
†Heliconoides nemoris Curry 1965
†Heliconoides nitens Lea 1833
†Heliconoides paula Curry 1982
†Heliconoides pyrenaica Cahuzac and Janssen 2010
†Heliconoides tertiaria Cahuzac and Janssen 2010
+
Invalid names: Limacina tertiaria Tate 1897 [synonym], Spiratella tertiaria Curry 1965 [synonym]
G. Limacina Bosc 1817
+
Subg. †Limacina (Striolimacina) Janssen 1999
†Limacina bulimoides Orbigny 1836
†Limacina conica Koenen 1892
†Limacina gormani Curry 1982
†Limacina karasawai Ando 2011
†Limacina mercinensis Watelet and Lefevre 1885
†Limacina pygmaea Lamarck 1804
+
Invalid names: Spirialis bernayi Laubrière 1881 [synonym], Spirialis parisiensis Watelet and Lefèvre 1885 [synonym], Spirialis pygmaea Lamarck 1885 [synonym]
†Limacina trochiformis Orbigny 1836
†Limacina vegrandis Cahuzac and Janssen 2010
Invalid names: Lornia Marwick 1926 [synonym]
G. †Spirialis Eydoux and Souleyet 1840
G. †Lomia
G. †Loxobidens
G. †Plotophysops
G. †Skaptotion
G. †Sphaerocina
G. Thecopsella
G. †Tibiella
Invalid names: Cymbuliidae Gray 1840 [empty], Desmopteridae Chun 1889 [empty], Paraclididae Tesch 1913 [empty]
Invalid names: Cylindrobullinoidea Wenz 1947 [empty]
Subcl. Orthogastropoda Ponder and Lindberg 1997
+
Superor. †Heterobranchia Gray 1840
+
Superfm. †Diaphanoidea Odhner 1914
+
Superfm. Doridoidea Rafinesque 1815
+
Fm. †Kuskokwimiidae Frýda and Blodgett 2001
+
Superfm. †Omalogyroidea Sars 1878
+
Fm. Omalogyridae Sars 1878
+
G. Ammonicera Vayssière 1893
G. Omalogyra Jeffreys 1867
G. †Schobertinella Nützel and Gründel 2015
Or. †Murchisoniina Cox and Knight 1960
+
Superfm. †Eotomarioidea Wenz 1938
+
Fm. †Eotomariidae Wenz 1938
+
Subfm. †Eotomariinae Wenz 1938
G. †Kamupena Speden 1962
Subfm. †Liospirinae Knight 1956
G. †Paraliospira Rohr 1980
G. †Pseudoananias Karapunar and Nutzel 2021
G. †Semizona Ebbestad and Peel 2001
G. †Takfaia Nützel and Ketwetsuriya 2016
G. †Turritoma Ulrich and Scofield 1897
+
Invalid names: Turritospira Ulrich and Scofield 1897 [synonym]
Invalid names: Ambozoniinae Kues and Batten 2001 [empty]
Fm. †Gosseletinidae Wenz 1938
+
G. †Balbinipleura Bandel and Frýda 1996
G. †Buechelia Schlüter 1894
G. †Cyclostomaria Szabo 1980
G. †Eiserhardtia Frýda 2000
Subfm. †Gosseletininae Wenz 1938
G. †Kirchneriella Frýda 2000
G. †Liraloron Peel 2016
Subfm. †Neilsoniinae Knight 1956
G. †Neoparaliospira Frýda 1998
G. †Nodulispira Pan and Cook 2003
Subfm. †Pithodeinae Wenz 1938
G. †Promourlonia Longstaff 1924
Subfm. †Triangulariinae Vostokova 1960
Subfm. †Turbonellininae Knight 1956
G. †Tylozone Linsley 1968
Invalid names: Pithodeidae Wenz 1938 [synonym]
Fm. †Luciellidae Knight 1956
+
G. †Crenulazona Linsley 1968
G. †Echinocirrus de Ryckholt 1860
G. †Eirlysella Karapunar and Nützel 2022
G. †Eotrochus Whitfield 1882
G. †Epiptychia Perner 1907
G. †Luciella de Koninck 1883
G. †Platyconus Perner 1907
G. †Playfordia Cook et al. 2003
G. †Zhusilengospira Pan and Cook 2003
Fm. †Phanerotrematidae Knight 1956
+
G. †Brachytomaria Koken and Perner 1925
G. †Ulrichospira Donald 1905
Fm. †Phymatopleuridae Batten 1956
+
G. †Altotomaria Ketwetsuriya et al. 2020
G. †Austroscalata Waterhouse 1987
G. †Callitomaria Batten 1956
G. †Catazona Gordon and Yochelson 1983
G. †Discotomaria Batten 1956
G. †Eirlysia Batten 1956
G. †Eymarella
G. †Fetaspira Mazaev 2015
G. †Juvenispira Mazaev 2015
G. †Lamellospira Batten 1958
G. †Paragoniozona Nelson 1947
G. †Perakella Mazaev 2019
G. †Tapinotomaria Batten 1956
G. †Termihabena Mazaev 2019
G. †Trochotomaria Conti and Fischer 1984
G. †Vicnigoria Mazaev 2019
G. †Worthenia de Koninck 1883
Fm. †Porcelliidae von Zittel 1895
+
Subfm. †Agnesiinae Knight 1956
G. †Blodgettina Frýda 2000
G. †Bohemipleura Frýda 1998
Subfm. †Cassianocirrinae Bandel 1993
G. †Faxetrochus Schnetler and Lozouet 2012
G. †Kokenella Kittl 1891
G. †Minervaenema Horný 1992
Subfm. †Pavlodiscinae Fryda 1998
G. †Pleurotobembex Solle 1956
Subfm. †Porcelliinae von Zittel 1895
G. †Quadricarina Blodgett and Johnson 1992
+
Invalid names: Oehlertia Perner 1907 [replaced], Paraoehlertia Frýda 1998 [synonym]
Fm. †Portlockiellidae Batten 1956
+
G. †Hammatospira Gordon and Yochelson 1983
G. †Nodonema Linsley 1968
G. †Permoconcha Licharev 1967
G. †Portlockiella Knight 1945
Fm. †Rhaphistomellidae Bandel 2009
+
G. †Rhaphistomella Kittl 1891
G. †Rufilla Koken 1896
G. †Sisenna Koken 1896
G. †Trachybembix Böhm 1895
G. †Viezzenella Monari and Dellantonio 2024
Fm. †Wortheniellidae Bandel 2009
+
G. †Bandelium
G. †Dimorphotomaria Monari and Dellantonio 2024
G. †Fiemmespira Monari and Dellantonio 2024
G. †Nodocingulum Karapunar and Nutzel 2021
G. †Rinaldoella Bandel 2009
G. †Striacingulum Karapunar and Nutzel 2021
G. †Texturaspira Monari and Dellantonio 2024
G. †Wortheniella Schwardt 1992
Invalid names: Porcellioidea von Zittel 1895 [synonym]
Superfm. †Loxonematoidea Koken 1889
+
Fm. †Crassimarginatidae Frýda et al. 2002
+
G. †Crassimarginata Jhaveri 1969
G. †Yukonoconcha Frýda et al. 2002
Fm. †Loxonematidae Koken 1889
+
G. †Aulacostrepsis Perner 1907
G. †Australoxa Cook and Camilleri 1997
G. †Clathronema Blodgett 1992
G. †Cookiloxa Frýda 2000
G. †Heideckernema Cook 1998
G. †Katoptychia Perner 1907
G. †Loxonema Phillips 1841
G. †Nodoloxonema Blodgett et al. 1999
Subfm. †Omospirinae Wenz 1938
G. †Perneratia Mawson et al. 2002
G. †Stylonema Perner 1907
G. †Tyrsoecus
Invalid names: Holopellidae Koken 1896 [synonym]
Fm. †Palaeozygopleuridae Horný 1955
+
G. †Alaskozygopleura Blodgett 1992
G. †Bohemozyga Frýda and Bandel 1997
G. †Bojozyga Horný 1955
G. †Cimrmaniela Fryda et al. 2013
G. †Devonozyga Horný 1955
G. †Hainanema Heidelberger 2001
G. †Heteroloxonema Frýda 2000
G. †Hornyzyga Cook 1995
G. †Kallispira Heidelberger and Bandel 1999
G. †Medfrazyga Frýda and Blodgett 2004
G. †Pragozyga Frýda 1999
G. †Rhenozyga Frýda 2000
G. †Seleukella Mazaev 2019
G. †Sturgeonospira Hoare 1980
G. †Urftia Heidelberger and Bandel 1999
Fm. †Scoliostomatidae Frýda et al. 2002
+
Subfm. †Mitchelliinae Frýda et al. 2002
Subfm. †Scoliostomatinae Frýda et al. 2002
Fm. †Soleniscidae Knight 1931
+
G. †Alaskacirrus Frýda and Blodgett 1998
G. †Bensbergia Heidelberger and Koch 2005
G. †Decorochilina Frýda 1999
G. †Havlicekiela Frýda 1999
G. †Ianthinopsis Meek and Worthen 1866
G. †Labridens Yochelson 1956
G. †Leptoptygma Knight 1936
G. †Nanochilina Frýda 1998
G. †Palaeocarboninia Bandel and Heidelberger 2002
G. †Procerithiopsis Mansuy 1914
Subfm. †Prokopiconchinae Frýda 2001
Subfm. †Soleniscinae Knight 1931
G. †Soleniscus Meek and Worthen 1860
Invalid names: Ischnoptygminae Erwin 1988 [empty], Macrocheilus permicus Netchaev 1894 [nomen dubium], Macrochilininae Knight 1931 [empty]
Fm. †Spirostylidae Cossmann 1909
+
G. †Doellocosmia Bonarelli 1927
G. †Heligmostylus Cossmann 1909
G. †Spirostylus Kittl 1894
Fm. †Zygopleuridae Wenz 1938
+
G. †Allocosmia Cossmann 1897
Subfm. †Allostrophiinae Golikov and Starobogatov 1987
Subfm. †Ampezzopleurinae Nützel 1998
Subfm. †Andangulariinae Nützel and Erwin 2004
G. †Aristerostrophia Broili 1907
G. †Azyga Nützel 1998
G. †Hypsipleura Koken 1892
G. †Pseudokatosira Nützel and Gründel 2007
G. †Raha Marwick 1953
G. †Virgella De Gregorio 1930
G. †Xizangospira Yu 1975
G. †Zardinistylus Bandel 1991
G. †Zebalia Squires and Saul 2003
Subfm. †Zygopleurinae Wenz 1938
+
Invalid names: Goniospirinae Golikov and Starobogatov 1987 [synonym]
Invalid names: Stylogastropoda Frýda and Bandel 1997 [objective synonym]
Superfm. †Murchisonioidea Koken 1896
+
Fm. †Cheeneetnukiidae Blodgett and Cook 2002
+
G. †Cheeneetnukia Blodgett and Cook 2002
G. †Pingtianispira Cook and Pan 2004
G. †Ulungaratoconcha Blodgett and Cook 2002
Fm. †Hormotomidae Wenz 1938
+
G. †Catazone Perner 1907
G. †Coelocaulus Oehlert and Oehlert 1888
+
Invalid names: Coelidium Clarke and Ruedemann 1903 [objective synonym]
G. †Gyrodoma Etheridge 1898
G. †Hormotoma Salter 1859
G. †Hormotomina Grabau and Shimer 1909
G. †Medfracaulus Rohr et al. 2003
G. †Ptychocaulus Perner 1907
G. †Kosovoconcha Frýda 1998
Fm. †Murchisoniidae Koken 1896
+
G. †Anarconcha Horný 1964
G. †Barroisocaulus Gubanov et al. 1995
G. †Bellazona Gordon and Yochelson 1987
G. †Biangularia Spitz 1907
G. †Brilonella Kayser 1873
G. †Cyrtostropha Donald 1902
G. †Devonocerithioides Heidelberger 2001
G. †Domiporta Mawson et al. 2002
G. †Eohormotomina Frey et al. 2014
G. †Farewellia Frýda and Blodgett 2004
G. †Glyphodeta Donald 1895
G. †Helicospira Girty 1915
G. †Kaseiella Frýda 1998
G. †Leptorima Perner 1907
G. †Lodanaria Dahmer 1925
G. †Mesocoelia Perner 1907
G. †Michelia Roemer 1855
+
Invalid names: Melissosoa Clarke 1909 [synonym], Sinuspira Perner 1907 [synonym]
G. †Micheliopsis Termier and Termier 1977
G. †Micrentoma Donald 1898
G. †Murchisonia d'Archiac and de Verneuil 1841
+
Invalid names: Goniostropha Oehlert and Oehlert 1888 [synonym]
G. †Parahormotomina Blodgett et al. 1999
G. †Predazzella Monari and Dellantonio 2024
G. †Protospira Ruedemann 1916
G. †Pseudoaclisina Yoo 1994
G. †Vladanella Horný 1992
G. †Wuxuanella Cook and Pan 2004
Fm. †Plethospiridae Wenz 1938
+
G. †Moenaspira Monari and Dellantonio 2024
Invalid names: Plethospirinae Wenz 1938 [empty]
Superfm. †Straparollinoidea Wagner 1999
+
Superfm. †Subulitoidea Lindström 1884
+
Fm. †Subulitidae Lindström 1884
+
G. †Balbiniconcha Horný 1992
G. †Cyrtospira Ulrich and Scofield 1897
G. †Eroicaspira Wagner 1999
G. †Fusispira Hall 1872
Subfm. †Subulitinae Lindström 1884
Invalid names: Bulimorphidae Miller 1889 [synonym], Fusispiridae Miller 1889 [synonym], Macrocheilidae White 1877 [replaced]
Superfm. †Trochonematoidea von Zittel 1895
+
Fm. †Lophospiridae Wenz 1938
+
G. †Arjamannia Peel 1975
G. †Biarmeaspira Mazaev 2006
G. †Frodospira Wagner 1999
Subfm. †Gyronematinae Knight 1956
G. †Hanusispira Horný 1992
+
Invalid names: Bouskaspira Frýda 1999 [synonym], Finisterella Blodgett et al. 1999 [synonym]
G. †Kawanamia Kase 1988
G. †Longstaffia Cossmann 1908
G. †Lophospira Whitfield 1886
Subfm. †Lophospirinae Wenz 1938
G. †Loxoplocus Fischer 1885
+
Invalid names: Eoworthenia Frýda 1998 [synonym], Kiviasukkaan Peel 1975 [synonym]
G. †Manzanospira Batten 1989
G. †Paupospira Wagner 1999
G. †Platyworthenia Chronic 1952
G. †Ptychozone Perner 1907
G. †Ruedemannia Foerste 1914
+
Invalid names: Commozonospira Qiao 1983 [synonym], Coronilla Perner 1907 [replaced]
G. †Triredimiculum Waterhouse 1983
G. †Yiningicus Qiao 1983
G. †Yochelsonospira Thein and Nitecki 1974
Invalid names: Ruedemanniinae Knight 1956 [invalid subgroup], Ruedemanninae Knight 1956 [empty]
Fm. †Trochonematidae von Zittel 1895
+
G. †Berouniconcha Frýda 1998
G. †Globonema Wenz 1938
+
Invalid names: Trochonema (Nematotrochus) Koken and Perner 1925 [replaced]
G. †Guidonia
G. †Slehoferia Rohr and Frýda 2001
G. †Trochonema Salter 1859
G. †Trochonemella Okulitch 1935
Invalid names: Lophospiroidea Wenz 1938 [objective synonym], Lophospiroidea Wenz 1938 [objective synonym]
Invalid names: Neritopsina Cox 1960 [empty]
Subcl. Patellogastropoda Lindberg 1986 [limpet]
+
G. Actinoleuca Oliver 1926
G. Ansates Sowerby 1839
G. Atalacmea Iredale 1915
G. †Conoidacmea Habe 1944
G. Parvacmea Iredale 1915
G. Patellastra Monterosato 1884
Or. †Patellida Ihering 1876
+
Superfm. †Eoacmaeoidea Nakano and Ozawa 2007
+
Invalid names: Eoacmaeidae Nakano and Ozawa 2007 [empty]
Superfm. Lottioidea Gray 1840 [limpet]
+
Fm. Acmaeidae Forbes 1850
+
G. Asteracmea Oliver 1926
G. †Bathyacmaea Okutani et al. 1992
G. Chiazacmea Oliver 1926
G. †Conorhytis Cossmann 1907
G. †Deslongchampsia Morris and Lycett 1851
G. †Hamptoniella Wenz 1938
G. †Naccula Iredale 1924
Subfm. Patelloidinae Chapman and Gabriel 1923
G. †Pseudorhytidopilus Cox 1960
Subfm. Rhodopetalinae Lindberg 1981
G. †Scurriopsis Gemellaro 1879
G. †Serradonta Okutani et al. 1992
G. Tectura Gray 1847
Invalid names: Acmaeinae Forbes 1850 [empty]
Fm. Lepetidae Gray 1850
+
G. Iothia Forbes 1849
Subfm. Lepetinae Gray 1850
Subfm. Propilidiinae Thiele 1891
Fm. Lottiidae Gray 1840
+
G. Acmaea Eschscholtz 1830 [limpet]
G. Erginus Jeffreys 1877
G. Lottia Gray 1833
+
Invalid names: Collisella Dall 1871 [synonym], Collisellacmaea Christiaens 1975 [synonym], Lecania Carpenter 1866 [synonym], Tecturella Carpenter 1860 [synonym], Tecturina Carpenter 1861 [synonym]
Subfm. Lottiinae Gray 1840
G. Notoacmea Iredale 1915
G. Patelloida Quoy 1834
Invalid names: Tecturinae Gray 1847 [empty]
Invalid names: Lepetopsidae McLean 1990 [empty]
Superfm. Patelloidea Rafinesque 1815
+
Fm. Patellidae Rafinesque 1815
+
Subfm. Patellinae Rafinesque 1815
+
G. †Berlieria de Loriol 1903
G. Cymbula Adams and Adams 1854
G. Helcion Montfort 1810
G. Patella Linnaeus 1758
G. Scutellastra Adams and Adams 1854
+
Patella (Scutellastra) stellaeformis Reeve 1842
†Scutellastra arayae Nielsen and Landau 2014
Scutellastra barbara Linnaeus 1758
Scutellastra cochlear Born 1778
Scutellastra mexicana Broderip and Sowerby 1829
†Scutellastra venezuelana Nielson and Landau 2014
Invalid names: Ancistromesus Dall 1871 [synonym], Olana Adams and Adams 1854 [synonym], Patella (Patellanax) Iredale 1924 [synonym], Patellidea Thiele 1834 [synonym]
Invalid names: Nacelloidea Thiele 1929 [empty], Neolepetopsoidea McLean 1990 [empty]
Unr. Pectinibranchia
+
G. †Margarita Leach 1814
+
†Margarita geraensis Dietz 1911
Margarita helicinus Phipps 1774
†Margarita johnsoni Arnold 1909
†Margarita naticoides Cooke 1919
†Margarita triassica Whiteaves 1889
Superor. Turbinimorpha Golikov and Starobogatov 1975
+
G. †Pejona Bolten 1798
G. †Pitonnellus Montfort 1810
G. †Platystoma Conrad 1842
Fm. †Plicatusidae Pan and Erwin 2002
+
G. †Plicatus Pan and Erwin 2002
+
†Plicatus multifilaris Pan and Erwin 2002
†Plicatus scalaris Pan and Erwin 2002
G. †Pseudobrochidium Grupe 1907
G. †Pseudotylostoma Ihering 1903
Unr. †Ptenoglossa Gray 1853
+
G. †Brevizygia Gründel 1999
G. †Erratopleura Gründel 1998
Fm. †Protoculidae Bandel 1991
+
G. †Undularia Koken 1892
+
Subg. †Undularia (Orthostomia) Kittl 1899
+
†Undularia (Orthostomia) ambrosinii Stoppani 1858
+
Invalid names: Trochus cainalli Stoppani 1858 [synonym], Trochus incisus Stoppani 1858 [synonym]
†Undularia (Orthostomia) brevissima Kittl 1894
†Undularia (Orthostomia) concava Stoppani 1857
+
Invalid names: Chemnitzia trochoides Stoppani 1857 [synonym]
†Undularia (Orthostomia) fusoides Stoppani 1857
†Undularia (Orthostomia) pillae Stoppani 1858
Subg. †Undularia (Stereokion)
†Undularia disputata Kittl 1899
†Undularia scalata von Schlotheim 1892
Subcl. Pulmonata Cuvier 1817 [pulmonate]
+
Unr. Basommatophora Keferstein 1864
+
Superfm. Amphiboloidea Gray 1840
+
Fm. Amphibolidae Gray 1840
+
Invalid names: Ampullaceridae Troschel 1845 [synonym], Salinatoridae Starobogatov 1970 [synonym]
G. Patellopsis
G. †Pleurolimnaea
G. †Pseudohercynella
G. †Ptychogyra
Superfm. Siphonarioidea Gray 1840
+
Fm. Siphonariidae Gray 1840
+
G. †Anisomyon Meek and Hayden 1860
G. Siphonacmea Habe 1958
G. Siphonaria Sowerby 1824
G. Williamia Monterosato 1884
Invalid names: Anisomyonidae Kanie 1975 [synonym], Liriolidae Golikov and Kussakin 1978 [synonym], Siphonacmeidae Starobogatov 1976 [synonym]
Invalid names: Siphonariacea Gray 1840 [objective synonym]
Fm. Discidae Thiele 1931
+
G. Anguispira Morse 1864
G. Discus Fitzinger 1833 [disk snail]
+
†Discus neumaieri Schlickum 1964
Discus pleuradrus Bourguignat 1881
†Discus schneideri Harzhauser and Neubauer 2014
†Discus solarioides Sandberger 1872
Invalid names: Basommatophora Keferstein 1864 [empty], Ceriidae Pilsbry 1901 [empty]
G. Rotellina Münster 1840
G. †Spirgvaleia
Subcl. Streptoneura Spengel 1881
+
Or. Archaeogastropoda Thiele 1925
+
G. †Aehmospira
G. †Affrollonia Adegoke 1977
G. Anastes
G. †Anceps
G. †Aremella Webers et al. 1992
G. †Arisostoma
G. Cardinalia
G. †Carinator
G. †Cassipelia
G. †Claibornia
G. Clypeolum
G. Coccopigya
G. †Commonozonispira
G. Cookia
G. †Cordispira
G. †Creniturbo
G. †Crenulazone Linsley 1968
G. †Cycloturbo
G. †Dentallopoma
G. †Dickinsiella
G. †Discocirris
G. †Discogenus
G. †Discotheca
G. Dolicrassea
G. †Drepanoconcho
G. †Enclyclomphalus
G. †Eoliotina
G. †Epifaxis
G. †Erymarella
G. Eugabrielona
G. †Euthyrachis Tyler 1965
G. †Fascivelvata
G. †Feneoniana Kolesnikov 1939
G. Forskaelena
G. Ganesa
G. †Gargania
G. †Guizospira Wang 1980
G. †Haliotiomorpha
G. †Houdasia
G. †Hypodema
G. Ilanga
G. †Islipia
G. †Kaawatina
G. †Kaiparapelta
G. †Kangapaya
G. †Kishinewia
G. †Kyndalyna
G. †Ladinotrochus
G. Laetifautor
G. †Laeviconulus
G. †Lesperonia
G. †Levella
G. †Linglingella
G. Liotella
G. Lissospira
G. †Magnicapulus Wang 1980
G. Marinauris
G. †Mariothia
G. †Mesogena
G. †Miofractarmilla
G. Modelia
G. †Monodentella
G. Monodilepas
G. †Myagrostoma
G. †Nannubasa
G. †Neoplatytaichum Maxwell 1964
G. †Norrisella
G. Notohaliotis
G. †Nudangarita
G. †Omanimaria
G. †Opella
G. Otukaia
G. Ovinotis
G. †Paracirculus
G. †Pararaphispira Qiao 1983
G. †Parataphrus
G. Partubiola
G. †Parvirota
G. †Parviviana
G. Paua
G. †Phasianochilus
G. †Pictiformes
G. †Platybassis Cossmann 1915
G. †Pleuratella
G. †Plocostylus
G. †Praestomatia
G. †Pseudodiloma
G. †Pterocheilos
G. †Puruninella
G. †Pythmenema
G. †Rangimata
G. †Raphischisma Knight 1936
G. †Retiopustula
G. †Robus
G. †Rolandomphalus
G. †Rollandiana
G. Roya
G. †Rugulina
G. †Rumerloella
G. Sanhaliotis
G. †Scaevola
G. Scissurona
G. †Seisa
G. †Sinzowia
G. †Siskyouspira Rohr 1980
G. Skena Fleming 1825
G. †Sorapisella
G. †Staffinia
G. †Strictohumerus
G. Suchium Makiyama 1924
G. †Suprazonalis
G. †Tanaliopsis
G. Tharsiella
G. †Tipua
G. †Tournouerella
G. †Trachysma
G. †Tripidotomaria
G. †Trochodon
G. Trochomorpha Koken 1897
G. †Trochonerita Cossmann 1907
G. †Trochotrochus
G. †Tuberleviathana
G. †Turbonomaria
G. †Vergnesia
G. †Vestulia
G. †Vigescentis
G. †Vistulia
G. †Vivanella
G. †Waisiolia
G. †Wisonsinella Blodgett 1988
G. †Yingicus
G. Zalipais
G. †Zardubinihelix
G. †Zosterospira Qiao 1983
Invalid names: Amberleyacea Wenz 1938 [empty], Littorinacea Gray 1840 [empty], Neomphalina Sitnikova and Starobogatov 1983 [empty]
Or. Ctenobranchiata Schweigger 1820
+
Subor. †Streptodonta
+
Invalid names: Rhipidoglossa Mörch 1865 [empty], Zygobranchia Spengel 1881 [empty]
Subor. Taenioglossa
+
Invalid names: Amaltheidae [empty], Pleurotoceratidae [empty], Solariidae [empty]
Invalid names: Rachigdossa [empty]
Or. Stylomatophora Schmidt 1865
+
G. †Taeniodomus van Koloniën 1889
G. †Tirolthilda Bandel 1995
G. Tornatella Lamarck 1816
+
Subg. †Tornatella (Tornatella) Lamarck 1816
†Tornatella brevicula Douvillé 1916
†Tornatella curculio Forbes 1846
†Tornatella labiosa Forbes 1846
†Tornatella semen Forbes 1846
G. †Tortifusus Conrad 1867
G. †Toxonema Böhm 1895
G. †Tripartella Gründel 1998
G. †Trochiletes von Schlotheim 1813
G. †Trochopsis Gemmellaro 1878
G. †Trochotremaria de Ryckholt 1860
Subcl. Vetigastropoda Salvini-Plawen 1980
+
Superfm. †Cirroidea Bandel 1993
+
Fm. †Cirridae Cossmann 1916
+
G. †Aristerella Dubar 1948
Subfm. †Hesperocirrinae Haas 1953
+
G. †Auseria Fucini 1895
G. †Hamusina Gemmellaro 1878
G. †Hesperocirrus Haas 1953
G. †Sororcula Haas 1953
Subfm. †Platyacrinae Wenz 1938
+
G. †Acrosolarium Koken 1896
G. †Hyperacanthus Koken 1897
G. †Lepidotrochus
G. †Platyacra
G. †Shikamacirrus Kase 1984
G. †Spirocirrus Cossmann 1916
+
†Spirocirrus calisto d'Orbigny 1850
†Spirocirrus cancellatus Fischer et al. 2002
†Spirocirrus weisi Monari et al. 2011
Fm. †Discohelicidae Schröder 1995
+
G. †Asterohelix Szabo 1984
+
†Asterohelix exigua Brosamlen 1909
†Asterohelix infraliasica Quenstedt 1881
G. †Colpomphalus Cossmann 1915
+
†Colpomphalus angulatus Quenstedt 1856
†Colpomphalus musacchioi Ferrari 2014
†Colpomphalus raricostatus Fischer 1964
G. †Delpeya Collignon 1949
+
†Delpeya cottreaui Collignon 1949
†Delpeya hilperti Kiel and Bandel 2004
G. †Discohelix Dunker 1847
+
Subg. †Discohelix (Discogonius) Yin and Yochelson 1983
Subg. †Discohelix (Discohelix) Dunker 1848
Subg. †Discohelix (Pentagonodiscus) Wendt 1968
†Discohelix acarinata Szabo 1979
†Discohelix albinatiensis Dumortier 1874
†Discohelix calculiformis Dunker 1847
†Discohelix calculus Sandberger 1870
†Discohelix californicus Weaver 1905
†Discohelix centricosta Wendt 1968
†Discohelix centricostan Wendt 1968
†Discohelix conica Wendt 1968
†Discohelix costata Wendt 1968
†Discohelix cotswoldiae Lycett 1850
†Discohelix crenulata Moore 1867
†Discohelix dictyota Wendt 1968
†Discohelix elegantula Douvillé 1916
†Discohelix guembeli von Ammon 1892
†Discohelix inornata Szabo 1979
†Discohelix leana Gabb 1864
†Discohelix levis Wendt 1968
†Discohelix mariae Gemmellaro 1911
†Discohelix miocarinata Szabo 1979
†Discohelix murrayensis Hanna 1927
†Discohelix orientalis Zhu 1995
†Discohelix ornata Hauer 1853
†Discohelix pinguis Zhu 1995
†Discohelix planigyroides Anderson 1938
†Discohelix radiata Phillips 1841
†Discohelix texana Aldrich 1911
†Discohelix tunisiensis Cox 1969
†Discohelix venustus Zhu 1995
G. †Nummocalcar Cossmann 1896
+
Subg. †Nummocalcar (Platybasis) Cossmann 1915
†Nummocalcar bussoni Cox 1969
Or. †Lepetellida Moskalev 1971
+
Superfm. †Fissurelloidea Fleming 1822
+
Fm. Fissurellidae Fleming 1822
+
G. †Altrix Palmer 1942
G. †Austriacopsis Haber 1932
Subfm. Fissurellinae Fleming 1822
G. Hemitoma Swainson 1840
G. Leurolepas McLean 1970
G. Lucapinella Pilsbry 1890
G. Nesta Adams 1870
G. †Parmophorus Blainville 1817
G. Puncturella Lowe 1827 [puncturella]
G. Subemarginula Gray 1847
G. Zeidora Adams 1860
Invalid names: Clypidinidae Golikov and Starobogtov 1989 [synonym], Rimulidae Anton 1838 [synonym], Zeidoridae Naef 1913 [synonym]
Superfm. Haliotoidea Rafinesque 1815
+
Superfm. Lepetelloidea Dall 1882
+
Fm. Lepetellidae Dall 1881
+
Subfm. Choristellinae Bouchet and Warén 1979
Subfm. Lepetellinae Dall 1882
G. †Sablea Allen 1970
Superfm. Lepetodriloidea McLean 1988
+
Fm. Lepetodrilidae McLean 1988
+
G. Gorgoleptis McLean 1988
G. Lepetodrilus McLean 1988
Invalid names: Gorgoleptidae McLean 1988 [synonym]
Fm. Sutilizonidae McLean 1989
+
G. Sutilizona McLean 1989
G. Temnocinclis McLean 1989
Invalid names: Temnocinclinae McLean 1989 [invalid subgroup]
Superfm. Scissurelloidea Gray 1847
+
Fm. Anatomidae McLean 1989
+
G. Anatoma Woodward 1859
G. Schizotrochus Monterosato 1877
Invalid names: Schizotrochidae Iredale and McMichael 1962 [synonym]
Fm. Scissurellidae Gray 1847
+
G. †Anatomus Adams 1862
G. †Incisura Hedley 1904
G. Larocheopsis Marshall 1993
G. †Maxwellella Bandel 1998
G. †Praescissurella Lozouet 1998
G. †Schismope Jeffreys 1856
G. Scissurella d'Orbigny 1824
G. †Triassurella Nützel and Geiger 2006
Invalid names: Larocheidae Finlay 1927 [empty]
G. †Nodoconus Nützel and Erwin 2004
Superfm. Pleurotomarioidea Swainson 1840
+
G. †Agniesella Cossmann 1909
+
†Agniesella aratula Perner 1907
†Agniesella cancellata Phillips 1841
†Agniesella chudleighensis Whidborne 1889
†Agniesella wurmi Römer 1843
Invalid names: Gyroma Oehlert and Oehlert 1888 [synonym], Pleuroderma Perner 1907 [replaced]
Fm. †Catantostomatidae Wenz 1938
+
G. †Catantostoma Sandberger 1842
+
†Catantostoma clathratum Sandberger 1842
†Catantostoma waldschmidti Heidelberger and Koch 2005
Fm. †Kittlidiscidae Cox 1960
+
Fm. †Lancedelliidae Bandel 2009
+
Fm. Pleurotomariidae Swainson 1840
+
G. †Bathrotomaria Cox 1956
+
†Bathrotomaria annejoffeae Harasewych and Kiel 2007
†Bathrotomaria bedetteae Harasewych and Kiel 2007
†Bathrotomaria buddhai Das et al. 2005
†Bathrotomaria calloviana Das et al. 2005
†Bathrotomaria dhosaensis Das et al. 2005
†Bathrotomaria dixoni Cox 1960
†Bathrotomaria harasewychi Kiel and Bandel 2004
†Bathrotomaria mandokii Szabo 1980
†Bathrotomaria praepyrenaica Astre 1935
†Bathrotomaria prasantai Das et al. 2005
†Bathrotomaria scrobinula Eudes and Deslongchamps 1849
†Bathrotomaria submandokii Conti and Szabó 1989
†Bathrotomaria subreticulata d'Orbigny 1850
†Bathrotomaria velata Goldfuss 1844
†Bathrotomaria waageni Das et al. 2005
†Pleurotomaria subornata Münster 1844
+
Invalid names: Bathrotomaria adoxa Bosch 1998 [synonym], Bathrotomaria unisulcata Winkler 1989 [synonym], Pleurotomaria granulata Goldfuss 1844 [synonym]
G. †Cryptaenia Eudes-Deslongchamps 1864
G. Entemnotrochus Fischer 1885
+
†Entemnotrochus bianconii d'Archaic and Haime 1854
†Entemnotrochus kathiawarensis Bose et al. 2021
Pleurotomaria (Entemnotrochus) baldwini Hickman 1976
Pleurotomaria (Entemnotrochus) schencki Hickman 1976
Pleurotomaria (Entemnotrochus) siletzensis Hickman 1976
G. †Leptomaria Eudes-Deslongchamps 1864
+
†Leptomaria asurai Das et al. 2005
†Leptomaria daityai Das et al. 2005
†Leptomaria fasciata Sowerby 1818
†Leptomaria magneti Collignon 1949
†Leptomaria somhegyensis Szabo 1980
†Leptomaria sublevis Traub 1979
†Leptomaria takahashii Harasewych and Kiel 2007
†Leptomaria tardita Sieberer 1907
†Pleurotomaria (Leptomaria) austinensis Shumard 1861
+
Invalid names: Pleurotomaria (Leptomaria) robusta Craigin 1893 [synonym]
G. †Mamoeatomaria Begg and Grant-Mackie 2006
+
†Mamoeatomaria wairakiensis Begg and Grant-Mackie 2003
Invalid names: Mamoea Begg and Grant-Mackie 2003 [replaced]
G. †Mellarium Waterhouse 1960
G. †Murihikua Begg and Grant-Mackie 2003
+
†Murihikua aparima Begg and Grant-Mackie 2003
†Murihikua marwicki Begg and Grant-Mackie 2003
†Murihikua tuhawaiki Begg and Grant-Mackie 2003
G. †Obornella Cox 1959
+
†Obornella lentiformis Eudes-Deslongchamps 1849
+
Invalid names: Obornella buvignieri Kaestle 1990 [synonym], Obornella palaemon Haegele 1997 [synonym], Obornella parkinsoni Haegele 2003 [synonym], Pleurotomaria ornata Quenstedt 1857 [synonym], Pleurotomaria palaemon Orbigny 1850 [synonym]
†Obornella suevica Sieberer 1907
†Obornella thompsonorum Harasewych and Kiel 2007
G. Perotrochus Fischer 1885
+
Subg. Perotrochus (Perotrochus) Fischer 1885
†Perotrochus bermotiensis Bose et al. 2021
†Perotrochus isseli Roverato 1900
†Perotrochus masoni Maxwell 1978
†Perotrochus sismondai Goldfuss 1844
G. †Pleurotomaria Defrance 1826
+
Subg. †Pleurotomaria (Anodomaria) Szabo 1980
Subg. †Pleurotomaria (Pleurotomaria) Sowerby 1821
†Pleurotomaria agarista Billings 1865
†Pleurotomaria albertiana Wissmann 1842
†Pleurotomaria alpina Winckler 1861
†Pleurotomaria amalthea Klipstein 1843
†Pleurotomaria amalthei Quenstedt 1858
†Pleurotomaria angulosa d'Orbigny 1842
†Pleurotomaria antitorquata Münster 1840
†Pleurotomaria apicalis Hall 1876
†Pleurotomaria arctica Toula 1875
†Pleurotomaria armata Münster 1844
†Pleurotomaria atomus Keyserling 1854
†Pleurotomaria awakinoensis Begg and Grant-Mackie 2003
†Pleurotomaria bicarinata Klipstein 1843
†Pleurotomaria bicingulata Klipstein 1843
†Pleurotomaria bicoronata Sandberger and Sandberger 1855
+
Invalid names: Pleurotomaria sigaretus Sandberger and Sandberger 1855 [synonym]
†Pleurotomaria bittneri Kittl 1891
†Pleurotomaria bodana Roemer 1855
†Pleurotomaria brazeriana Girty 1927
†Pleurotomaria brennensis Reed 1932
†Pleurotomaria californica Anderson 1938
†Pleurotomaria cancellata Münster 1841
†Pleurotomaria cancellatocingulata Klipstein 1843
†Pleurotomaria carinifera Girty 1909
†Pleurotomaria cingulata Goldfuss 1844
†Pleurotomaria coarctata Stoliczka 1861
†Pleurotomaria cochlea Münster 1841
†Pleurotomaria cognata Chapuis and Dewalque 1853
†Pleurotomaria comata Lindström 1884
†Pleurotomaria coniformis Worthen 1882
†Pleurotomaria coniformis de Koninck 1883
†Pleurotomaria costulatocanaliculata Sandberger and Sandberger 1853
†Pleurotomaria debuchi Deslongchamps 1849
†Pleurotomaria decorata Münster 1841
†Pleurotomaria discoidea Girty 1909
†Pleurotomaria doris Hall 1862
†Pleurotomaria elderi Girty 1909
†Pleurotomaria estella Hall and Whitfield 1872
†Pleurotomaria exaltata d’Archiac and de Verneuil 1842
†Pleurotomaria gracilis Phillips 1841
†Pleurotomaria gracilis Klipstein 1843
†Pleurotomaria granulosa Klipstein 1843
†Pleurotomaria haueri Hoernes 1855
†Pleurotomaria hectori Trechmann 1917
†Pleurotomaria helicoides Reed 1901
†Pleurotomaria hennocquii Terquem 1855
†Pleurotomaria hettangiensis Terquem 1855
†Pleurotomaria hokonuiensis Trechmann 1917
†Pleurotomaria hyale Billings 1865
†Pleurotomaria indica Forbes 1846
†Pleurotomaria indica Blaschke 1907
†Pleurotomaria intermedia Muenster 1844
†Pleurotomaria isaacsii Hall and Whitfield 1873
†Pleurotomaria karetai Begg and Grant-Mackie 2003
†Pleurotomaria kiritehereensis Begg and Grant-Mackie 2003
†Pleurotomaria koatensis Krumbeck 1924
†Pleurotomaria kroisbachensis Traub 1938
†Pleurotomaria laevigata Eudes-Deslongchamps 1849
†Pleurotomaria leysseri Giebel 1856
†Pleurotomaria lineata Klipstein 1843
†Pleurotomaria lonensis Walcott 1884
†Pleurotomaria mazarensis Gemmellaro 1889
†Pleurotomaria mica Girty 1909
†Pleurotomaria monilifera White 1880
†Pleurotomaria monilifera Terquem and Jourdy 1873
†Pleurotomaria multicincta Zieten 1832
†Pleurotomaria neglecta Girty 1909
†Pleurotomaria neosolodurina Dacque 1905
†Pleurotomaria nikitini Fliegel 1901
†Pleurotomaria nuda Delpey 1941
†Pleurotomaria obliqua Terquem 1855
†Pleurotomaria obliqua Fliegel 1901
†Pleurotomaria otapiriensis Begg and Grant-Mackie 2003
†Pleurotomaria peneaantrina Dietz 1911
†Pleurotomaria perfasciata Hall 1859
†Pleurotomaria pericarinata Hall 1847
†Pleurotomaria perornata Shumard 1859
†Pleurotomaria planulata Girty 1909
†Pleurotomaria platyspira Deslongchamps 1849
†Pleurotomaria postumia Billings 1865
†Pleurotomaria praebaucis Krumbeck 1924
†Pleurotomaria proutiana Shumard 1859
†Pleurotomaria putilla Girty 1909
†Pleurotomaria quenstedti Goldfuss 1844
†Pleurotomaria replicata Angelin and Lindström 1880
†Pleurotomaria reticulata Branson 1930
†Pleurotomaria richardsoni Girty 1909
†Pleurotomaria rotundata Bosch 1998
+
Invalid names: Pleurotomaria actinomphala Eudes-Deslongchamps 1849 [synonym]
†Pleurotomaria subhaueri Krumbeck 1924
†Pleurotomaria subsulcata Goldfuss 1844
†Pleurotomaria subtilistriata Hall 1847
†Pleurotomaria suessii Hornes 1853
†Pleurotomaria sulcata von Alberti 1850
†Pleurotomaria thebensis Oppenheim 1902
†Pleurotomaria timorensis Wanner 1922
†Pleurotomaria tricarinata Klipstein 1843
†Pleurotomaria turbo Stoppani 1857
Pleurotomaria vacavillensis Hickman 1976
†Pleurotomaria verdachellensis Forbes 1846
†Pleurotomaria virgo Billings 1865
†Pleurotomaria waimumu Begg and Grant-Mackie 2003
†Pleurotomaria wanderbachi Terquem 1855
+
Invalid names: Pleurotomaria densa Terquem 1855 [synonym], Pleurotomaria mosellana Terquem 1855 [synonym]
†Pleurotomaria wurmi Römer 1843
†Pleurotomaria yongshengensis Pan 1977
Invalid names: Pleurotomaria idia Hall 1861 [nomen vanum]
G. †Pyrgotrochus Fischer 1885
+
Pyrgotrochus elongatus Sowerby 1818
†Pyrgotrochus periferialis Gemmellaro 1874
†Pyrgotrochus problematicus Szabo 1980
†Pyrgotrochus solus Szabo 1980
G. †Rasatomaria Pieroni and Nützel 2014
+
†Rasatomaria gentilii Pieroni and Nützel 2014
†Rasatomaria multistriata Nützel et al. 2018
G. †Tahua Begg and Grant-Mackie 2003
+
†Tahua taiaroa Begg and Grant-Mackie 2003
†Tahua waipiro Begg and Grant-Mackie 2003
G. †Talantodiscus Fischer 1885
+
†Talantodiscus mackayi Begg and Grant-Mackie 2003
†Talantodiscus trechmanni Marwick 1953
Fm. †Polytremariidae Wenz 1938
+
G. †Polytremaria d'Orbigny 1850
+
†Polytremaria beggi Weir 1925
†Polytremaria catenata de Koninck 1844
G. †Raphistomella Kittl 1981
Fm. †Rhaphischismatidae Knight 1956
+
G. †Rhaphischisma Knight 1936
+
†Rhaphischisma planorbiformis de Koninck 1881
Invalid names: Rotellina de Koninck 1881 [replaced]
Fm. †Stuorellidae Bandel 1991
+
G. †Codinella Kittl 1899
+
†Codinella fontanai Monari and Dellantonio 2024
†Codinella generellii Stoppani 1858
†Codinella zardini Bandel 1991
G. †Fiacconella Monari and Dellantonio 2024
+
†Fiacconella pericincta Monari and Dellantonio 2024
†Fiacconella vascula Böhm 1895
G. †Ramusatomaria Szabo 2019
G. †Stuorella Kittl 1891
+
†Stuorella costalaricensis Zardini 1978
†Stuorella crenulata Monari and Dellantonio 2024
†Stuorella cryptoschiza Kittl 1894
†Stuorella infundibulum Kittl 1894
†Stuorella subconcava Münster 1841
†Stuorella toffanae Leonardi and Fiscon 1959
G. †Transylvanella
Fm. †Trochotomidae Cox 1960
+
G. †Placostoma Ferrari et al. 2015
G. †Trochotoma Eudes-Deslongchamps 1843
+
Subg. †Trochotoma (Discotoma)
Subg. †Trochotoma (Trochotoma) Eudes-Deslongchamps 1843
†Trochotoma (Trochotoma) affinis Eudes and Deslongchamps 1843
†Trochotoma clypeus Terquem 1855
†Trochotoma elegans Gemmellaro 1889
†Trochotoma maubertense Terquem and Piette 1865
†Trochotoma orbita Pan 1982
†Trochotoma prisca Gemmellaro 1889
†Trochotoma striatum Hornes 1853
G. †Urkutitoma Szabo 1984
G. †Valfinia Cox 1958
Invalid names: Ditremariinae Haber 1934 [invalid subgroup]
Fm. †Zygitidae Cox 1960
+
G. †Cancellotomaria Karapunar and Nutzel 2021
+
†Cancellotomaria boninsegnai Monari and Dellantonio 2024
G. †Zygites Kittl 1891
+
†Zygites delphinula Laube 1868
†Zygites elegans Yin and Yochelson 1983
†Zygites laevigatus Tong and Erwin 2001
†Zygites qingyanensis Yu et al. 1974
†Zygites rotundinodosus Yu et al. 1974
Superfm. †Ptychomphaloidea Wenz 1938
+
Fm. †Ptychomphalidae Wenz 1938
+
G. †Angulomphalus Gründel 2011
G. †Ptychomphalus Agassiz 1839
+
†Ptychomphalus benedianus de Koninck 1883
†Ptychomphalus caepa Deslongchamps 1848
†Ptychomphalus expansus Sowerby 1821
†Ptychomphalus neumayri Kittl 1891
†Ptychomphalus palaeopsis Kittl 1891
†Ptychomphalus protei Münster 1841
†Ptychomphalus rotellaeformis Dunker 1847
†Ptychomphalus striatus Sowerby 1815
†Ptychomphalus theodorii Schrufer 1861
†Ptychomphalus venustus Mansuy 1913
†Ptychomphalus wehenkeli Terquem and Piette 1865
G. †Purkynespira Frýda and Bandel 1997
+
†Purkynespira parvulum Horný 1992
†Purkynespira reticulata Frýda and Bandel 1997
Superfm. †Schizogonioidea Cox 1960
+
Fm. †Pseudowortheniellidae Bandel 2009
+
Fm. †Schizogoniidae Cox 1960
+
G. †Schizogonium Kokn 1889
+
†Schizogonium ampezzanum Bandel 1991
†Schizogonium brandis Klipstein 1843
†Schizogonium canavarii Tommasi 1913
†Schizogonium elevatum Kittl 1891
†Schizogonium gracilis Braun 1841
†Schizogonium impressum Kittl 1891
†Schizogonium lamellosum Bandel 1991
†Schizogonium laubei Kittl 1891
†Schizogonium letiziae Dominici 2024
†Schizogonium pentagonum Yu et al. 1974
†Schizogonium scalare Münster 1841
†Schizogonium serratum Münster 1841
†Schizogonium subcostatum Münster 1841
†Schizogonium subdentatum Münster 1841
†Schizogonium tamarinum Bandel 1991
†Schizogonium tetraptychum Kittl 1891
Superfm. Seguenzioidea Verril 1884
+
G. Adeuomphalus Seguenza 1876
Fm. Chilodontaidae Wenz 1938
+
G. †Calliovarica Vokes 1939
+
†Calliovarica eocensis Vokes 1939
†Calliovarica oregonensis Hickman 2018
†Calliovarica rangiaotea Stillwell 2014
G. †Denticulabrum Sohl 1998
G. †Hudledonta Kiel and Bandel 2001
G. †Wilsoniconcha Wenz 1939
Invalid names: Callotrophinae Hickman and McLean 1990 [empty]
Fm. †Eucyclidae Koken 1896
+
G. †Ambercyclus Ferrari et al. 2014
+
†Ambercyclus armigerus Lycett 1863
†Ambercyclus bisertus Phillips 1829
†Ambercyclus capitaneus Munster 1844
†Ambercyclus decoratus Martin 1858
†Ambercyclus dilleri Stanton 1895
†Ambercyclus elegans Munster 1844
†Ambercyclus espinosus Ferrari 2009
†Ambercyclus gaudrianus d'Orbigny 1852
†Ambercyclus generalis Munster 1844
†Ambercyclus goniatus Eudes-Deslongchamps 1860
†Ambercyclus isabelensis Ferrari et al. 2014
†Ambercyclus monoliferus Lycett 1863
†Ambercyclus morganensis Stanton 1895
†Ambercyclus murchisoni Münster 1844
+
Invalid names: Amberleya murchisoni Münster 1893 [synonym], Turbo spinusosus Münster 1844 [synonym]
†Ambercyclus obornensis Hudleston 1892
†Ambercyclus ornatus Sowerby 1819
†Ambercyclus pagodiformis Hudleston 1892
G. †Amberleya Morris and Lycett 1851
+
†Amberleya acuminata Terquem and Piette 1868
†Amberleya aureliana Cossmann 1899
†Amberleya auricipitis Cox 1928
†Amberleya cuccoensis Fischer et al. 2002
†Amberleya subimbricata d'Orbigny 1850
+
Invalid names: Trochus imbricatus Sowerby 1821 [replaced], Turbo marginatus Zieten 1832 [replaced]
†Amberleya torosa Marwick 1953
†Amberleya zealandica Trechmann 1923
Subfm. †Calliotropinae Hickman and McLean 1990
+
G. †Biarmatoidella Gründel 2003
G. †Tuberotropis Gründel et al. 2012
G. Calliotropis Seguenza 1903
+
Subg. Calliotropis (Calliotropis) Seguenza 1903
Subg. †Calliotropis (Riselloidea) Cossmann 1909
+
Invalid names: Risellopsis Cossmann 1908 [replaced]
†Calliotropis nilssoni Munster 1844
G. †Eucycloidea Hudleston 1887
+
†Eucycloidea madagascariensis Bandel 2010
†Eucycloidea tenuistria Munster 1844
+
Invalid names: Rostellaria nodosa Munster 1844 [synonym], Trochus sedgwicki Munster 1844 [synonym], Trochus subangulatus Munster 1844 [synonym]
†Purpurina (Eucycloidea) orientalis Pan 1977
G. †Eucyclomphalus von Ammon 1892
+
†Eucyclomphalus campiliensis de Stefani 1887
†Eucyclomphalus cupido d'Orbigny 1852
†Eucyclomphalus cupidoformis Anderson 1945
†Eucyclomphalus hierlatzensis von Ammon 1892
G. †Eucycloscala Cossmann 1895
+
†Eucycloscala acanticum Uhlig 1881
†Eucycloscala asiatica Batten 1985
†Eucycloscala baltzeri Kittl 1892
†Eucycloscala basistriata Anderson 1975
†Eucycloscala binodosa Münster 1841
†Eucycloscala brunhuberi Schnittmann 1966
†Eucycloscala circumnodosa Kittl 1894
†Eucycloscala damesi Kittl 1892
†Eucycloscala exigua Healey 1908
†Eucycloscala hanwangensis Pan 1982
†Eucycloscala izabellae Kaim 2004
†Eucycloscala leo d'Orbigny 1847
†Eucycloscala margaritata Kittl 1900
†Eucycloscala medionodosa Batten 1985
†Eucycloscala nitida Dominici 2024
†Eucycloscala obliquicostata Yin and Yochelson 1983
†Eucycloscala pascoensis Haas 1953
†Eucycloscala praetor Goldfuss 1844
+
Invalid names: Littorina ornata Jeffreys 1865 [synonym], Littorina phillipsii Morris and Lycett 1884 [synonym], Littorina praetor Goldfuss 1909 [synonym], Ooliticia phillipsii Morris and Lycett 1851 [synonym], Turbo ornatus Quenstedt 1853 [synonym], Turbo phillipsii Morris and Lycett 1851 [synonym]
†Eucycloscala semicancellata Kittl 1900
†Eucycloscala spinosa Klipstein 1843
†Eucycloscala spinulosa Klipstein 1843
†Eucycloscala subbisertus d'Orbigny 1849
†Eucycloscala supranodosa Klipstein 1843
†Eucycloscala ultima Ravn 1933
G. †Eucyclus Eudes-Deslongchamps 1860
+
†Amberleya (Eucyclus) alpina Stoliczka 1861
+
Invalid names: Eunema intercingulata Seguenza 1885 [synonym], Eunema laevis Seguenza 1885 [synonym], Eunema sororcula Seguenza 1885 [synonym], Eunema trochiformis Seguenza 1885 [synonym]
†Amberleya (Eucyclus) carpathica Uhlig 1878
†Eucyclus conspersus Tate and Blake 1876
†Eucyclus denticulatus Haas 1953
†Eucyclus dunkeri Goldfuss 1844
†Eucyclus elegans Brosamlen 1909
†Eucyclus multistriata Pan 1977
G. †Mistelgauia Schulbert and Nützel 2013
+
†Mistelgauia monarii Schulbert and Nützel 2013
†Mistelgauia raresculptatus Grundel 1999
G. †Trochonodus Nützel et al. 2003
+
†Trochonodus iranicus Nützel et al. 2003
†Trochonodus permianus Nützel and Nakazawa 2012
Invalid names: Amberleyidae Wenz 1938 [synonym], Calliotropidae Hickman and McLean 1990 [synonym], Turcicidae Bandel 2010 [synonym]
Fm. †Laubellidae Cox 1960
+
G. †Laubella Kittl 1891
+
†Laubella bella Bandel 1991
†Laubella minor Kittl 1891
†Laubella texturata Münster 1841
Fm. Seguenziidae Verril 1884
+
G. †Calliobasis Marshall 1983
Subfm. Davisianinae Egorova 1972
+
G. Davisiana Egorova 1972
Subfm. Guttulinae Goryachev 1987
G. Oligomeria Galkin and Golikov 1985
G. Putilla Adams 1867
Invalid names: Oligomeriinae Egorova 2000 [invalid subgroup], Putillinae Nordsieck 1972 [invalid subgroup]
G. Seguenzia Jeffreys 1876
Invalid names: Eucycloidea Koken 1897 [synonym]
Superfm. Trochoidea Rafinesque 1815
+
Fm. †Araeonematidae Nützel and Nakazawa 2012
+
G. †Yunnania Mansuy 1912
+
†Yunnania decorata Gemmellaro 1889
†Yunnania inflata Ketwetsuriya et al. 2020
†Yunnania kamenkensis Jakowlew 1899
†Yunnania meridionalis Mansuy 1914
†Yunnania minor de Koninck 1881
†Yunnania parallela Phillips 1836
†Yunnania pulchra Nützel and Ketwetsuriya 2016
†Yunnania romanovskyi Licharew 1967
†Yunnania zardini Bandel 1993
Invalid names: Portlockia de Koninck 1881 [replaced]
Fm. Areneidae McLeam 2012
+
G. Marevalvata Olsson and Harbison 1953
+
†Marevalvata basilaevis Landau et al. 2016
Marevalvata tricarinata Stearns 1872
+
Invalid names: Liotia (Arene) pergemma Gardner 1948 [synonym]
Fm. †Ataphridae Cossmann 1915
+
Subfm. †Ataphrinae Cossmann 1915
+
Tr. †Ataphrini Cossmann 1915
Tr. †Costataphrini Gründel 2008
G. †Crispotrochus Blagoveshchensky et al. 2010
Tr. Homalopomatini Keen 1960
G. †Lewisiella
G. †Ataphrus Gabb 1869
+
Subg. †Ataphrus (Ataphrus) Gabb 1869
†Ataphrus acmon Orbigny 1853
+
Invalid names: Ataphrus laevigatus Sowerby 1818 [synonym], Chrysostoma ovulatum Hebert and Deslongchamps 1909 [synonym], Crossostoma discoideum Morris and Lycett 1850 [synonym]
†Ataphrus asiaticus Douvillé 1916
†Ataphrus compactus Gabb 1864
†Ataphrus crassus Gabb 1869
†Ataphrus folcoi Gemmellaro 1911
†Ataphrus howsei Gemmellaro 1889
†Ataphrus labadyei d'Archiac 1850
†Ataphrus marschmidti Gründel and Kaim 2006
†Ataphrus naricopsiformis Gründel 2007
†Ataphrus ovulatus Hebert and Deslongchamps 1860
†Ataphrus pembertoni Hall and Ambrose 1916
†Ataphrus planulatus Gemmellaro 1889
†Ataphrus wawalensis Kaim 2004
G. †Endianaulax Cossmann 1902
G. †Falsataphrus Gründel 2000
G. †Teinostomopsis Chavan 1954
Fm. Calliostomatidae Thiele 1924
+
Subfm. †Callotrochinae Szabó 2011
+
G. †Kittlitrochus Cossmann 1899
+
†Kittlitrochus marginenodosus Böhm 1895
Invalid names: Paratrochus Kittl 1899 [replaced]
G. Maurea Oliver 1926
G. †Sensuitrochus Quintero and Revilla 1966
Fm. Colloniidae Cossmann 1917
+
G. Bothropoma Thiele 1924
G. †Chartronella Cossman 1902
+
†Chartronella gradata Ferrari 2014
†Chartronella grossouvrei Fischer 1964
†Chartronella longjubaensis Pan 1982
†Chartronella maedai Kaim 2009
†Chartronella noszkyi Szabo 1982
†Chartronella pagina Batten and Stokes 1986
†Chartronella philemon d'Orbigny 1853
†Chartronella unicostata Batten and Stokes 1986
G. †Cirsochilus Cossmann 1888
+
Subg. †Cirsochilus (Claibornia)
†Cirsochilus gilberti Allison 1955
†Cirsochilus washingtonianus Effinger 1938
†Collonia (Cirsochilus) praecursor Cossmann 1907
G. †Coanollonia Woodring 1928
G. †Collonia Gray 1850
+
Subg. †Collonia (Circulopsis)
Subg. Collonia (Collonia) Gray 1850
Subg. †Collonia (Heniastoma) Cossmann 1918
†Collonia marginata Lamarck 1804
†Collonia occidentalis Smith 1927
†Collonia plicicostata Kittl 1900
G. †Cyniscella Cossmann 1918
Tr. †Helicocryptini Cox 1960
+
G. †Gudrunella Nützel and Erwin 2004
G. †Helicocryptus d'Orbigny 1850
G. †Nummotectus
G. †Petropoma Gabb 1877
G. †Vexinia Cossmann 1918
Invalid names: Bothropomatinae Thiele 1924 [invalid subgroup], Homalopomatinae Keen 1960 [synonym], Petropomatinae Cox 1960 [synonym]
Fm. †Epulotrochidae Gruendel et al. 2017
+
G. †Undatotectus Gruendel et al. 2017
G. †Wernerocutus Gruendel et al. 2017
Fm. †Eucochlidae Bandel 2002
+
G. †Eucochlis Knight 1933
+
†Eucochlis australis Yoo 1988
†Eucochlis depressa Yoo 1994
†Eucochlis obliquecostata Nützel 2015
†Eucochlis perminuta Knight 1933
†Eucochlis umbiliparva Yoo 1994
†Eucochlis withnalli Cook and Nützel 2005
Fm. Fossarinidae Bandel 2009
+
G. †Fossarina Adams 1864
+
Subg. †Fossarina (Fossarina) Adams 1864
Subg. Fossarina (Minopa) Iredale 1924
Fm. Liotiidae Gray 1850
+
G. †Costatomphalus Gründel and Kollmann 2012
+
†Costatomphalus bandeli Schroder 1995
†Costatomphalus dentatocarinatum Wollemann 1900
†Costatomphalus michaillensis Pictet and Campiche 1863
†Costatomphalus moosleitneri Gründel and Kollmann 2012
G. Liotia Gray 1842
+
Subg. Liotia (Arene) Adams and Adams 1854
†Liotia cancellata Klipstein 1843
Liotia fenestrata Carpenter 1864
†Liotia ghorabi Abbass 1967
†Liotia lillianae Maury 1912
†Liotia machapooreensis Mansfield 1925
†Liotia ramlii Abbass 1967
†Liotia washingtoniana Squires and Goedert 1995
†Liotia weaveri Effinger 1938
†Liotia woodringi Perrilliat 1972
Subfm. Liotiinae Gray 1850
+
G. †Austroliotia Cotton 1948
G. †Circumstella Laseron 1958
G. Cyclostrema Marryatt 1818
G. †Dentarene Iredale 1929
G. †Didianema Woodring 1928
G. †Encycloscala Cossmann 1895
G. †Frederikella Bandel 1993
G. Liotina Fischer 1885
G. Munditia Finlay 1926
G. †Otollonia Woodring 1928
G. †Pareuchelus Boettger 1906
G. Phanerolepida Dall 1907
G. †Pseudoliotina Cossmann 1925
G. †Woehrmannia Böhm 1895
+
†Euomphalus (Woehrmannia) boehmi Kittl 1899
†Woehrmannia confracta Pan 1982
†Woehrmannia granulatus Assmann 1924
†Woehrmannia lineata Klipstein 1843
Invalid names: Cyclostrematidae Fischer 1885 [synonym]
Fm. †Metriomphalidae Gruendel et al. 2017
+
Fm. Nododelphinulidae Cox 1960
+
G. †Amphitrochus Cossmann 1907
+
†Amphitrochus kahlenbergensis Gründel et al. 2012
†Amphitrochus mogharensis Douvillé 1916
G. †Metriomphalus Cossmann 1916
+
†Metriomphalus benoisti Cossmann 1899
†Metriomphalus broesamleni Gründel 2003
†Metriomphalus orientalis Douvillé 1916
†Metriomphalus thetis Munster 1844
G. †Nododelphinula Cossmann 1916
G. †Trochacanthus Dacqué 1936
+
†Trochacanthus disputabilis Uhlig 1881
†Trochacanthus pacificus Squires and Saul 2001
Fm. Phasianellidae Swainson 1840
+
G. Phasianella Lamarck 1804
+
Subg. †Phasianella (Steganomphalus) Harris and Burrows 1891
Phasianella australis Lamarck 1822
†Phasianella cingulata Laube 1869
†Phasianella fusiformis Goldfuss 1844
†Phasianella incerta Forbes 1846
†Phasianella oceani Goldfuss 1844
†Phasianella picta Laube 1869
†Phasianella semistriata Lamarck 1804
†Phasianella turbinata Stoliczka 1861
†Phasianella turbinoides Lamarck 1804
†Phasianella variegata Lamarck 1822
†Phasianella ventricosa Swainson 1822
Fm. †Sclarotrardidae Gruendel et al. 2017
+
Fm. Skeneidae Clark 1851
+
G. †Cenomanella Cossmann 1918
G. Cirsonella Angas 1877
+
Cirsonella australis Angas 1877
†Cirsonella funata Lozouet 1998
†Cirsonella maoria Powell 1937
G. Delphinoidea Brown 1827
G. Dolicrossea Iredale 1924
G. Leucorhynchia Crosse 1867
G. Lissotesta Iredale 1915
G. Lissotestella Powell 1946
G. Notosetia Iredale 1915
G. Skenea Fleming 1825
+
†Skenea pignus de Gregorio 1890
†Skenea schuermanni Janse and Janssen 1983
Skenea serpuloides Montagu 1808
†Skenea subauriculata Lozouet 1998
G. †Skeneoides Waren 1992
G. Solariorbis Conrad 1865
+
Subg. Solariorbis (Hapalorbis)
Solariorbis bartschi Vanatta 1913
Solariorbis blakei Rehder 1944
†Solariorbis boardmani Perrilliat 1972
†Solariorbis clara Sohl 1960
†Solariorbis hypolius Pilsbry and Olsson 1952
Solariorbis infracarinatus Gabb 1881
+
Invalid names: Circulus leonensis Mansfield 1930 [synonym], Solariorbis euzonus Pilsbry and McGinty 1950 [synonym]
†Solariorbis lawsoni Jeffery and Tracey 1997
†Solariorbis lipara Lea 1843
†Solariorbis quadrangularis Meyer 1886
†Solariorbis subangulatus Meyer 1886
G. †Tiburnus de Gregorio 1890
G. Tubiola Adams 1863
Invalid names: Delphinoideinae Thiele 1924 [synonym]
Fm. Solariellidae Powell 1951
+
G. Solariella Wood 1842
+
Subg. †Solariella (Eosolariella) Haas 1953
Subg. Solariella (Ethaliopsis) Schepman 1908
Subg. Solariella (Machaeroplax) Friele 1877
Subg. Solariella (Solariella) Wood 1842
†Solariella altiuscula Guppy 1896
†Solariella bajaensis Perrilliat 2013
†Solariella cancellata Conrad 1833
†Solariella crenulata Gabb 1864
†Solariella dibitata Hanna 1927
†Solariella enamellata Anderson and Hanna 1925
†Solariella ephnidia Woodring 1959
†Solariella gemma Tuomey and Holmes 1856
†Solariella hartleyensis Clark and Woodford 1927
†Solariella hauniensis Schnetler 2001
†Solariella karikalensis Cossmann 1911
†Solariella kincaidi Tegland 1933
†Solariella krohi Harzhauser 2007
†Solariella kroisbachensis Traub 1979
†Solariella laqua Mansfield 1935
†Solariella maculata Wood 1842
†Solariella minorstriata Nelson 1925
†Solariella ravni Schnetler 2001
†Solariella shacklefordensis Olsson 1914
†Solariella stalagmium Conrad 1833
†Solariella transennata Nelson 1925
†Solariella tricostata Conrad 1833
Solariella vancouverensis Smith 1880
†Solariella vaughani Mansfield 1930
†Solariella walkeri Squires 2008
G. †Zetela Finlay 1926
+
†Zetela awamoana Laws 1939
†Zetela hutchinsoniana Laws 1939
†Zetela praetextilis Suter 1917
Invalid names: Minoliinae Kuroda et al. 1971 [invalid subgroup]
Fm. Tegulidae Kuroda et al. 1971
+
G. Cantallocostoma DeVries 2007
+
Cantallocostoma panistostum DeVries 2007
Cantallocostoma quadricostatum Wood 1828
+
Invalid names: Monodonta catenifera Potiez and Michaud 1838 [synonym], Trochus torulosus Philippi 1843 [synonym]
G. Intistoma DeVries 2007
+
Intistoma aureotinctum Forbes 1852
†Intistoma hemphilli Oldroyd 1921
†Intistoma nashae Clark 1915
Intistoma pirqua DeVries 2007
G. Norrisia Bayle 1880
+
Norrisia norrisii Sowerby I 1838
+
Invalid names: Trochiscus convexus Carpenter 1864 [synonym], Turbo rotelliformis Jay 1839 [synonym]
Invalid names: Trochiscus Sowerby I 1838 [synonym]
G. Tegula Lesson 1835
+
Subg. Tegula (Tegula) Lesson 1835
†Tegula forbesi Dall and Oschner 1928
†Tegula jeanae Squires and Saul 2005
†Tegula marylandicum Martin 1904
†Tegula masiasi DeVries 2007
Tegula melaleucos Jonas 1844
†Tegula thea Nomland 1917
Tegula tridentata Potiez and Michaud 1838
†Tegula varistriata Nomland 1917
Invalid names: Agathistoma [synonym], Promartynia [synonym]
Fm. Trochidae Rafinesque 1815 [top snail]
+
G. †Aaleniella Conti and Fischer 1981
G. †Anticonulus Cossmann 1918
+
†Anticonulus jaegeri Gründel 2007
†Anticonulus lateumbilicatus d'Orbigny 1852
G. †Buckmanina Cossmann 1920
Subfm. Calliostomatinae Thiele 1924
+
G. Astele Swainson 1855
G. †Benthastelena Iredale 1936
G. Dentistyla Dall 1889
G. Fautrix Marshall 1995
G. †Metaconulus Cossmann 1918
G. †Ozodochilus Cossmann 1918
Invalid names: Ziziphininae Gray 1847 [synonym]
Subfm. †Canthardinae Gray 1857
+
G. Calliotrochus Fischer 1879
G. Gibbula Risso 1826
G. Jujubinus Monterosato 1884
G. Oxystele
G. Priotrochus Fischer 1879
G. Chlorostoma Swainson 1840
+
Subg. Chlorostoma (Omphalius) Philippi 1847
Chlorostoma argyrostoma Gmelin 1791
†Chlorostoma arnoldi Weaver 1912
Chlorostoma atrum Lesson 1830
+
Invalid names: Chlorostoma minor Mörch 1850 [synonym], Tegula moesta Jonas 1844 [synonym]
†Chlorostoma austropacifica Nielsen et al. 2004
†Chlorostoma chilena Nielsen et al. 2004
†Chlorostoma costaricensis Olsson 1922
Chlorostoma funebrale Adams 1855
Chlorostoma gallina Forbes 1850
+
Invalid names: Trochus (Monodonta) pyriformis Gould 1853 [synonym]
Chlorostoma ignota Ramirez-Böhme 1976
Chlorostoma luctuosum d'Orbigny 1841
†Chlorostoma matanzensis Nielsen et al. 2004
Chlorostoma montereyi Kiener 1850
†Chlorostoma nautiloides Aldrich 1911
†Chlorostoma pacificum Anderson and Martin 1914
†Chlorostoma quipua DeVries 2007
Tegula (Chlorastoma) danvillensis Clark 1915
Tegula (Chlorostoma) ligulata Menke 1850
Tegula (Chlorostoma) ligulatus Oldroyd 1925
†Tegula (Chlorostoma) malibuensis Loel and Corey 1932
Tegula (Chlorostoma) nashi Clark 1915
†Tegula (Chlorostoma) pulcella Nomland 1917
G. †Chuelskia Kaim et al. 2004
G. †Cochleochilus
G. Enida Adams 1860
G. †Eocalliostoma Haas 1953
Subfm. Eucyclinae Koken 1897
+
Tr. Calliotropini Hickman and McLean 1990
G. Callumbonella Thiele 1924
Tr. †Eucyclini Koken 1897
G. †Granata Cotton 1957
G. †Risselloidea Cossmann 1909
G. †Tallorbis Nevill and H. 1869
G. †Granulifera Anistratenko 2000
Subfm. Halistylinae Keen 1958
+
G. †Botelloides Strand 1928
G. †Charisma Hedley 1915
G. Halistylus Dall 1890
G. †Karabolkia Licharev 1975
G. Livona Gray 1847
G. Margarella
+
Subg. †Margarella (Promargarita) Strebel 1908
Invalid names: Margaritella Thiele 1891 [replaced]
Subfm. Monodontinae Cossman 1916
+
G. Chrysostoma Swainson 1840
G. †Michaletia Cossmann 1903
G. Micrelenchus
G. †Pachydontella Marwick 1948
G. Phorcus Risso 1826
G. †Serratotrochus
G. †Solariconulus Cossmann 1918
+
†Solariconulus hantaishanensis Zhu 1995
†Solariconulus incertus Pan 1982
†Solariconulus lemkei Wittenburg 1908
Subfm. †Stomatellinae
+
G. †Microtis Adams 1850
G. Pseudostomatella Thiele 1921
G. Stomatella Lamarck 1816
G. Stomatia Helbling 1779
G. Suavotrochus Dall 1924
G. Synaptocochlea Pilsbry 1890
+
Synaptocochlea concinna Gould 1845
†Synaptocochlea lekalekanum Ladd 1945
Synaptocochlea rosacea Pease 1867
G. Thalotia Gray 1847
+
Subg. †Thalotia (Odontotrochus) Fischer 1880
†Thalotia (Odontotrochus) chlorostoma Menke 1843
Subg. Thalotia (Thalotia) Gray 1847
†Thalotia conica Gray 1827
†Thalotia marginata Tenison-Woods 1880
+
Invalid names: Prothalotia comtessei Iredale 1931 [synonym], Trochus arruensis Watson 1880 [synonym]
†Trochus (Thalotia) martinsi d'Archaic 1850
G. †Trochaclis Thiele 1912
Subfm. Trochinae Rafinesque 1815
+
G. †Alcyna Adams 1860
G. Calthalotia Iredale 1929
G. Cantharidella Pilsbry 1889
G. Cantharidus Monfort 1810
G. Clanculus Monfort 1810
G. †Discotectus Favre 1913
G. †Eurytrochus Fischer 1880
G. †Fagnastesia Nielsen et al. 2004
G. Infundibulum Montfort 1810
G. Monodonta Lamarck 1799
G. †Nanula Thiele 1921
G. †Notogibbula Iredale 1924
G. Phasianotrochus Fischer 1885
G. †Plectotrochus Szabo 2009
G. Pyramis Schumacher 1817
G. Tectus Monfort 1810
G. Thoristella Iredale 1915
G. Tosatrochus MacNeil 1960
Tr. Trochini Rafinesque 1815
Invalid names: Cantharidini Gray 1857 [empty], Gibbulinae Stoliczka 1868 [synonym], Pyramidinae Gray 1847 [synonym]
G. †Trochotectus
G. Trochus Linnaeus 1758
+
Subg. †Trochus (Anadema) Adams and Adams 1854
Subg. †Trochus (Carinidea) Uhlig 1881
Subg. Trochus (Coelotrochus) Fischer 1879
Subg. †Trochus (Flemingia) De Koninck 1881
Subg. Trochus (Margarita) Leach 1819
Subg. Trochus (Praecia) Gray 1857
Subg. †Trochus (Solarium)
Subg. Trochus (Thorista) Iredale 1915
Subg. Trochus (Trochus) Linnaeus 1758
Subg. †Trochus (Turcicula) Koken 1900
Subg. Trochus (Ziziphinus) Gray 1847
†Trochus adrianensis Gemmellaro 1889
†Trochus agglutinans Lamarck 1804
†Trochus alligatus Lamarck 1804
†Trochus alpis Winckler 1861
†Trochus ambalensis Weir 1925
†Trochus angulatoplicatus Muenster 1844
†Trochus anthracophilus Roemer 1880
†Trochus arcotensis Forbes 1846
Trochus asper Gmelin 1791
†Trochus avernus Stoliczka 1861
+
Invalid names: Trochus (Gibbula) subavernus Seguenza 1885 [synonym]
†Trochus bicarinatus Lamarck 1804
†Trochus binodulosus Klipstein 1843
†Trochus bisertus Münster 1841
†Trochus caumontii Klipstein 1843
†Trochus crenularis Lamarck 1804
†Trochus delaunayi Cossmann 1907
†Trochus dentatus Forskal 1775
†Trochus deslongchampsi Klipstein 1843
†Trochus ellipticus Goldfuss 1844
†Trochus erythraeus Brocchi 1823
†Trochus fastigiatus Adams 1853
†Trochus funiculosus Kittl 1891
†Trochus glandulus Laube 1869
†Trochus gubleri Delpey 1941
†Trochus hanleyanus Reeve 1843
†Trochus hierlatzensis von Ammon 1892
†Trochus hinchmanensis Crickmay 1933
†Trochus imperitus Perner 1903
†Trochus laevis Sowerby 1846
†Trochus lissochilus Kittl 1891
Trochus maculatus Linnaeus 1758
†Trochus margaritifer Böhm 1891
†Trochus maximiliani Klipstein 1843
†Trochus monilifer Lamarck 1804
†Trochus nessigii Römer 1843
†Trochus ornatus Lamarck 1804
†Trochus ornatus Klipstein 1843
Trochus pfeifferi Philippi 1846
†Trochus poeppigii Philippi 1887
†Trochus quadrangulonodulosus Klipstein 1843
†Trochus quadrilineatus Klipstein 1843
†Trochus radiatulus Forbes 1846
Trochus radiatus Gmelin 1792
†Trochus rajah Forbes 1846
†Trochus rapidus Stoppani 1857
†Trochus rauenorum Kiel and Bandel 2004
†Trochus rotelloides Forbes 1846
Trochus sandwichensis Souleyet 1852
†Trochus sarthinus d'Orbigny 1842
†Trochus stefaninii Nardini 1934
†Trochus stellatus Gmelin 1791
†Trochus strigillatus Klipstein 1843
†Trochus sulcatus Lamarck 1804
†Trochus tectum Gmelin 1791
†Trochus tihensis Abbass 1967
†Trochus toulai Kittl 1891
†Trochus tricarinatus Klipstein 1843
†Trochus varius Linnaeus 1758
†Trochus verrucosus Münster 1841
Trochus virgatus Gmelin 1792
†Trochus woodwardi Martin 1882
†Trochus zinkeni Klipstein 1843
Invalid names: Lamprostoma Swainson 1840 [synonym]
Subfm. Umboniinae Adams and Adams 1854
+
G. †Archiminolia Iredale 1929
G. Bankivia Krauss 1848
G. †Conotalopia Iredale 1929
G. Ethalia Adams and A. 1854
G. †Ethminolia Iredale 1924
G. Isanda Adams and A. 1854
G. Leiopyrga Adams 1863
G. Monilea Swainson 1840
G. †Pchelinsevia Lisenko and Aliyev 1987
G. †Protorotella Makiyama 1925
G. †Rinaldomphalus Bandel 1993
G. Rotella Lamarck 1822
G. Talopena Iredale 1918
G. Talopia Gray 1842
Tr. Umboniini Adams and Adams 1854
G. Vanitrochus Iredale 1929
G. Zethalia Finlay 1927
Invalid names: Rotellinae Swainson 1840 [synonym]
Invalid names: Stomatiidae Stoliczka 1868 [synonym], Trochaclididae Thiele 1928 [empty]
Fm. Turbinidae Rafinesque 1815
+
Subfm. Angariinae Gray 1857
+
G. †Ampezzalina Bandel 1993
G. †Meiersia Monari et al. 2011
Invalid names: Delphinulinae Stoliczka 1868 [synonym]
Subfm. †Anomphalinae Wenz 1938
+
G. †Antirotella Cossmann 1918
G. †Eiselia Dietz 1911
G. †Frydacosta Cook and Nützel 2005
G. †Straparella Fischer 1885
G. †Turbinilopsis de Koninck 1881
G. Arene Adams and Adams 1854
+
Subg. Arene (Arene) Adams and Adams 1854
†Arene mcleani Squires 1988
†Arene olymipiata Squires and Goedert 1996
G. Astraea Röding 1798
+
Subg. Astraea (Astraea) Röding 1798
Subg. †Astraea (Australium)
Subg. †Astraea (Liotiastralium) Weisbord 1962
Subg. Astraea (Megastraea) McLean 1970
Subg. Astraea (Uvanilla)
Subg. †Astraea (Vitiastraea) Ladd 1966
†Astraea antiguensis Duncan 1863
†Astraea barbadensis Duncan 1863
Astraea cadomensis Michelin 1845
†Astraea calcar Linnaeus 1758
†Astraea cellulosa Duncan 1863
†Astraea costata Duncan 1863
†Astraea cylindrica Duncan 1863
†Astraea megalaxona Duncan 1863
†Astraea rhodostoma Lamarck 1822
†Astraea stellare Gmelin 1791
†Astraea tenuis Duncan 1863
G. †Coelobolma Cossmann 1918
G. Collonista Iredale 1918
+
Collonista glareosa Gould 1861
Invalid names: Leptothyra Pease 1869 [synonym]
G. †Fischeriella
G. †Flacilla Koken 1896
G. Galeoastraea
G. †Gelasinostoma Gardner 1947
G. Homalopoma Carpenter 1864
+
Subg. Homalopoma (Cantrainea)
Subg. Homalopoma (Homalopoma) Carpenter 1864
Subg. Homalopoma (Panacochlea) Dall 1908
†Homalopoma coombsi Durham 1944
†Homalopoma degrangei Cossmann and Peyrot 1917
†Homalopoma effingeri Durham 1944
†Homalopoma granulosa Grateloup 1828
Homalopoma paucicostatum Dall 1871
Homalopoma sanguineus Linnaeus 1758
†Homalopoma umpquaensis Merriam and Turner 1937
†Homalopoma vancouverensis Clark and Arnold 1923
†Homalopoma wattsi Dickerson 1916
G. †Kaurnella Ludbrook 1941
G. †Klebyella Gründel 1998
G. †Littorinolacuna Cossmann 1919
G. Macrarene Hertlein and Strong 1951
Subfm. Margaritinae Stoliczka 1868
+
G. †Afrollonia Adegoke 1977
G. †Atira Stewart 1927
G. †Bowdenagaza
G. †Eosolariella Haas 1953
G. Gaza Watson 1879
G. †Igonoia Squires 2011
G. †Kaiparathina Laws 1941
G. †Semisolarium Cossmann 1915
G. †Solarioconulus Cossmann 1918
G. Megastraea McLean 1970
+
Megastraea turbanica Dall 1900
+
Invalid names: Astraea (Pomaulax) petrothauma Berry 1940 [synonym], Astraea (Uvanilla) rupicollina Stohler 1959 [synonym]
Megastraea undosa Wood 1828
+
Invalid names: Imperator serratus Carpenter 1864 [synonym], Trochus balaenarum Valenciennes 1846 [synonym]
G. †Odoardia
G. Pomaulax Gray 1850
+
Astraea (Pomaulax) biangulata Gabb 1866
+
Invalid names: Astraea raymondi Clark 1915 [synonym], Calliostoma bicarinatum Clark 1915 [synonym], Calliostoma obliquistriata Trask 1922 [synonym]
†Astraea (Pomaulax) gradata Grant and Gale 1931
†Astraea (Pomaulax) morani Loel and Corey 1932
Pomaulax gibberosa Dillwyn 1817 [red turban]
+
Invalid names: Astraea (Pachypoma) barbarensis Dall 1919 [synonym], Astraea (Pachypoma) inaequalis pacifica Dall 1919 [synonym], Astraea guadalupeana Berry 1957 [synonym], Pachypoma inaequale Martyn 1784 [replaced], Pachypoma lithophorum Dall 1910 [synonym], Pachypoma magdalena Dall 1910 [synonym], Trochus diadematus Valenciennes 1846 [synonym], Trochus ochraceus Philippi 1846 [synonym], Turbo rutilis Adams 1852 [synonym]
G. Prisogaster Mörch 1850
+
†Prisogaster mcleani DeVries 2006
†Prisogaster valenciai DeVries 2006
Invalid names: Amyxa Troschel 1852 [objective synonym]
G. †Prototurbo Kase 1984
G. †Torallochus Kiel and Bandel 2002
+
†Torallochus faustiankensis Kaim 2004
†Torallochus lukovensis Kaim 2004
Subfm. Turbininae Rafinesque 1815
+
G. †Barbotella Cossmann 1918
G. Bolma Risso 1826
G. Calcar Montfort 1810
G. †Deikella Kiel and Bandel 2004
G. Guildfordia Gray 1850
G. Heteroninella Magne 1941
G. Pseudastralium Schepman 1908
G. †Pseudophasianus Cossmann 1918
G. †Sarmaturbo Powell 1938
G. †Tectariopsis Cossmann 1888
G. Turbo Linnaeus 1758
Invalid names: Astraeinae Davies 1935 [synonym], Astraliinae Adams and Adams 1854 [synonym], Imperactorinae Gray 1847 [synonym], Imperatorinae Gray 1847 [synonym], Senectinae Swainson 1840 [synonym]
G. †Turboidea Seeley 1861
Invalid names: Bolmidae Delpey 1941 [synonym], Prisogasterinae Hickman and McLean 1990 [empty]
G. †Ueckerconulus Gründel 2000
+
†Ueckerconulus noricus Nützel and Erwin 2004
+
Invalid names: Platyceras nebrascensis Meek 1872 [synonym]
Superfm. Turbinoidea Rafinesque 1815
+
Fm. †Proconulidae Cox 1960
+
G. †Dimorphotectus Cossmann 1918
+
†Dimorphotectus bicarinatus Szabo 1981
†Dimorphotectus unicarinatus Szabo 1981
†Dimorphotectus yunnanensis Pan 1977
Invalid names: Flemmingia Kittl 1894 [synonym]
G. †Diplochilus Wöhrmann 1894
G. †Epulotrochus Cossmann 1918
G. †Proconulus Cossmann 1918
+
†Proconulus arabiensis Newton 1908
†Proconulus costatonodosus Gründel et al. 2012
†Proconulus epuliformis Szabo 1981
†Proconulus epuloides Szabo 1981
†Proconulus galatensis Gemmellaro 1911
†Proconulus ibbetsoni Morris and Lycett 1851
†Proconulus kotrus Cataldo 2017
†Proconulus rimosus Szabo 1981
†Proconulus scherinus Gemmellaro 1874
G. †Tylotrochus Koken 1896
+
†Trochus (Tylotrochus) rotundatus Koken 1896
†Tylotrochus elongatus Bandel 1993
†Tylotrochus semipunctatus Braun 1841
+
Invalid names: Trochus epimetheus Laube 1869 [synonym], Trochus eupator Laube 1869 [synonym], Trochus prometheus Laube 1869 [synonym], Trochus subpunctatus Klipstein 1843 [synonym]
Invalid names: Amberleyoidea Wenz 1938 [empty], Angarioidea Gray 1857 [empty], Microdomatoidea Wenz 1938 [empty], Seguenziida Bouchet et al. 2017 [empty], Selenimorpha Bandel and Geldmacher 1996 [empty], Trochina Cox and Knight 1960 [empty]
Invalid names: Alectrionidae [empty], Amphigastropoda Simroth 1906 [empty], Beekmanoceras Ulrich and Foerste 1936 [invalid subgroup], Capulus sellardsi Beede 1907 [nomen dubium], Catubrina Caneva 1906 [nomen nudum], Chrysodomidae Dall 1870 [empty], Doliidae [empty], Gadinidae [empty], Galeodea schencki Weaver and Kleinpell 1963 [nomen dubium], Geinitzia Dietz 1911 [nomen dubium], Geinitzia carinata Dietz 1911 [nomen dubium], Gryphellina Iredale 1929 [nomen dubium], Holopea incola Perner 1903 [nomen dubium], Lysechinus Gregory 1897 [nomen dubium], Lysechinus incongruens Gregory 1897 [nomen dubium], Pleurotomaria verticillata Webster 1906 [nomen vanum], Pleurotomaria verticillata Webster 1906 [nomen vanum], Pleurotomaria viola Billings 1865 [nomen vanum], Pupillacea Turton 1831 [empty], Scalariidae Lamarck 1812 [empty], Thatcheriidae [empty], Turbo guadalupensis Shumard 1859 [nomen nudum], Turbo texana Shumard 1859 [nomen vanum]
Diagnosis
No diagnoses are available