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Mollusca (mollusk)

Taxonomy
Mollusca was named by Linnaeus (1758). It is extant.

It was reranked as the unranked clade Mollusca by Edgecombe et al. (2011).

It was assigned to Eutrochozoa by Zrzavy et al. (1998); to Metazoa by Shoshani et al. (1989) and Sepkoski (2002); to Trochozoa by Edgecombe et al. (2011); to Schizocoela by Nielsen (2012); and to Lophotrochozoa by Laumer et al. (2015).

Synonyms
Synonymy list
YearName and author
1758Mollusca Linnaeus
1846Chiton cottae Geinitz p. 389 figs. pl. 5, figs. 13-14
1861Chiton cottai Geinitz p. 55
1989Mollusca Shoshani et al. p. 435
1998Mollusca Zrzavy et al.
2002Mollusca Sepkoski
2011Mollusca Edgecombe et al. p. 153 figs. Fig. 1
2012Mollusca Nielsen p. 140 figs. Fig. 23.1
2015Mollusca Laumer et al.

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
RankNameAuthor
Spiralia
superphylumLophotrochozoa
phylumMollusca
phylumMollusca

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.

Ph. Mollusca Linnaeus 1758 [mollusk]
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G. †Acevina
G. †Actinoconus Yü 1979
+
G. †Aldanolina Pelman 1983
+
Aldanolina magna Pelman 1983
G. †Algomella Val'kov and Karlova 1984
+
Algomella calyptrata Val'kov and Karlova 1984
G. Anisomyaria Neumayr 1883
+
G. †Acaenoplax Sutton et al. 2001
+
Acaenoplax hayae Sutton et al. 2001
G. †Kulindroplax Sutton et al. 2012
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Kulindroplax perissokomos Sutton et al. 2012
G. †Aulacotrochus Cossman 1916
G. †Beroides
G. †Bisulcus Hitchcock 1862
+
Bisulcus undulatus Hitchcock 1862
Cl. Bivalvia Linnaeus 1758 [clam]
+
G. †Amosius González and Waterhouse 2004
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Amosius harringtoni González 1972
Fm. Arhouriellidae Geyer and Streng 1998
+
G. †Arhouriella Geyer and Streng 1998
+
Arhouriella opheodontoides Geyer and Streng 1998
Arhouriella thecoides Matthew 1899
G. †Bakevellia King 1848
+
G. †Bleta De Gregorio 1930
G. †Bodmania Miller and Faber 1894
G. †Burriera Laseron 1910
+
Burriera dunii Laseron 1910
G. †Carnidia Bittner 1901
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Carnidia pannonica Bittner 1901
Fm. †Cirravidae Chernyshev 1935
+
G. †Cirravus Chernyshev 1935
G. †Conchodus Stoppani 1865
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Conchodus hungaricus Hoernes 1912
G. †Cruciella Koken 1913
G. †Ctenolima Fuersich and Werner 1988
G. †Delia
G. †Edon Miller 1877
+
Edon oblonga Hall 1856
+
Invalid names: Cypricardella nucleata Hall 1856 [synonym]
G. †Elliptoidea Tasch 1961
+
Elliptoidea vulgaris Tasch 1961
G. †Ensia De Gregorio 1930
Unr. Eubivalvia Carter 2011
+
Subcl. Autobranchia Groblen 1894
+
Infracl. Heteroconchia Gray 1854
+
Unr. Cardiomorphi Ferussac 1822
Subcl. Heterodonta Neumayr 1884
Unr. Heterodonta Neumayr 1884
Fm. †Lipanellidae Sánchez 2005
Unr. Uniomorphi Gray 1854
Invalid names: Archiheterodonta Giribet 2008 [empty], Eoastartella Chang 1980 [nomen nudum], Palaeoheterodonta Newell 1965 [empty], Parenia Biakov 2012 [nomen nudum], Paullia Schubert and Bottjer 1995 [nomen nudum]
Infracl. Pteriomorphia Beurlen 1944
+
Unr. Mytilomorphi Ferussac 1822
Unr. Ostreomorphi Ferussac 1822
Or. Pterioida Newell 1965
Invalid names: Prionodonta McNeil 1937 [empty]
Invalid names: Autolamellibranchiata Grobben 1894 [replaced], Cercomyidae Crickmay 1936 [empty]
Subcl. Protobranchia Pelseneer 1889
+
Fm. †Antactinodiontidae Guo 1980
+
G. †Antactinodion Guo 1980
Superor. Nuculaniformii Carter et al. 2000
+
Or. †Afghanodesmatida Carter 2011
Or. Nuculanida Carter et al. 2000
Superor. Nuculiformii Dall 1889
+
Or. Nuculida Dall 1889
Or. †Nuculiformes Dall 1889
Or. Solemyida Newell 1965
Or. Solemyoida Dall 1889
+
Superfm. Archaracoidea Scarlato and Starobogatov 1979
Invalid names: Nucinelloidea Vokes 1956 [empty]
Invalid names: Palaeotaxodonta Korobkov 1954 [synonym], Sareptoidea Adams 1860 [empty]
G. †Euburnopecten Conrad 1865
Unr. †Euprotobranchia Nevesskaja 2009
+
Or. †Fordillida Pojeta 1975
+
Superfm. †Fordilloidea Pojeta 1975
+
Fm. †Camyidae Hinz-Schallreuter 2000
Fm. †Fordillidae Pojeta 1975
G. †Fogiella Krumbeck 1913
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Fogiella deningeri Krumbeck 1913
G. †Geinitzia Gemmellaro 1896
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Geinitzia carinata Gemmellaro 1896
Geinitzia catherinae Gemmellaro 1896
Geinitzia frangiata de Gregorio 1930
G. †Gibboconcha De Gregorio 1930
G. †Gosselettia Conrad
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Gosselettia triquetra Hall 1884
G. †Laubeia Bittner 1895
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Laubeia strigilata Bittner 1895
Fm. †Laurskiidae Khalfin 1948
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G. †Laurskia Khalfin 1948
G. Lux Chemnitz 1782
G. †Manankovia Astafieva-Urbaytis 1983
G. †Paradoxia Krumbeck 1923
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Paradoxia timorensis Krumbeck 1923
G. †Phyllonia
Fm. †Praelamellodontidae Zhang 1980
+
G. †Praelamellodonta Zhang 1980
+
G. †Productae Tasch 1961
+
Productae dunbaris Tasch 1961
G. †Psammoconcha Tommasi 1896
G. †Ptychoplasma Fenton and Fenton 1937
G. †Rebusum De Gregorio 1930
G. Reniella Swainson 1840
G. †Rostrotortus Tasch 1961
+
Fm. †Spirodomidae Miller 1889
+
G. †Spirodomus Beecher 1886
G. †Stagnestesta Tasch 1961
+
Stagnestesta solitaria Tasch 1961
G. †Taeniodon Dunker 1848
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Taeniodon praecursor Schloenbach 1862
G. †Tatella
Invalid names: Amphikoilinae Novozhilov 1953 [empty], Asiphonidae Choffat 1886 [invalid subgroup], Asthenodonta [empty], Bathyspinulinae Coan and Scott 1997 [invalid subgroup], Cryptodonta Neumayr 1884 [empty], Isofilibranchia Iredale 1939 [empty], Lamellibranchiata Blainville [synonym], Modiolopsis praerupta Dana 1847 [nomen dubium], Neotaxodonta Korobkov 1954 [empty], Ostrea compta Goldfuss 1838 [nomen dubium], Palaeoentolium [nomen nudum], Palaeostrea Grabau 1936 [nomen dubium], Paraviculidae Gugenberger 1935 [empty], Pelecypoda Goldfuss 1820 [synonym], Pteriomorpha Beurlan 1944 [empty], Septocardiidae Kafanov and Starobogatov 1977 [empty], Solen (Solecurtus) ellipticus Dana 1847 [nomen dubium], Solen (Solecurtus) planulatus Dana 1847 [nomen dubium]
Or. †Calyptoptomatida Fisher 1962
+
G. †Adyshevitheca Mambetov and Repina 1979
+
Adyshevitheca adyshevi Mambetov and Repina 1979
Adyshevitheca utchbasica Mambetov and Repina 1979
Or. †Camerothecida Syssoiev 1957
+
Subor. †Camerothecina Fisher 1962
+
Fm. †Camerothecidae Syssoiev 1958
+
G. †Camerotheca Mathew 1885
Subor. †Diplothecina Syssoiev 1957
+
Fm. †Diplothecidae Syssoiev 1958
+
G. †Diplotheca Mathew 1885
Subor. †Cupithecina Duan 1984
+
Invalid names: Emeithecidae Duan 1984 [empty]
Or. †Globorilida Syssoiev 1957
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Fm. †Globorilidae Syssoiev 1958
+
G. †Globorilus Syssoiev 1958
G. †Wyattia Taylor 1966
+
Wyattia reedensis Taylor 1966
G. †Kygmaeoceras Flower 1954
G. †Neogloborilus Qian and Zhang 1983
+
Neogloborilus applanatus Qian and Zhang 1983
Fm. †Persicithecidae Duan 1984
+
G. †Persicitheca Duan 1984
+
Persicitheca delicata Duan 1984
G. †Phragmotheca Barrande 1867
G. †Quinquelithes Syssoiev 1958
+
Quinquelithes pavonaceus Syssoiev 1958
G. †Stimulitheca Duan 1984
+
+
Invalid names: Chaetodermomorpha [synonym]
G. †Centriconus Yü 1979
Cl. Cephalopoda Cuvier 1797
+
Subcl. †Actinoceratoidea Teichert et al. 1964
+
+
Fm. †Protactinoceratidae Chen 1979
+
G. †Sinoeremoceras Kobayashi 1933
G. †Wanwanoceras Kobayashi 1933
G. †Akidocheilus Till 1907
+
Subg. †Akidocheilus (Akidocheilus) Till 1907
Subg. †Akidocheilus (Planecapula) Shimanskiy 1947
Subcl. †Ammonoidea Zittel 1884 [ammonite]
+
Superfm. †Aequiloboidea Bilotta 2010
+
Fm. †Aequilobidae Bilotta 2010
+
G. †Aequilobus Bilotta 2010
G. †Dudresnayiceras Rakus 1994
Fm. †Sinuiceratidae Venturi et al. 2005
+
G. †Sinuiceras Venturi and Ferri 2001
G. †Sphenoacanthites Venturi et al. 2007
G. †Xenoloboceras Bilotta 2010
+
Or. †Agoniatitida Ruzhencev 1957
+
Subor. †Agoniatitina Ruzhencev 1957
+
Superfm. †Agoniatitaceae Holzapfel 1899
Superfm. †Mimagoniatitaceae Miller 1938
Superfm. †Mimosphinctaceae Erben 1953
Subor. †Anarcestina Miller and Furnish 1954
+
Superfm. †Anarcestaceae Steinmann 1890
Invalid names: Prolobitaceae Wedekind 1913 [empty]
Subor. †Gephuroceratina Ruzhencev 1957
+
Superfm. †Belocerataceae Hyatt 1884
Superfm. †Gephurocerataceae Frech 1897
Subor. †Pharciceratina Korn 1998
+
Superfm. †Pharciceratoidea Hyatt 1900
Invalid names: Triainocerataceae Hyatt 1884 [empty]
Invalid names: Anarcestida Miller and Furnish 1954 [synonym]
Or. †Ammonitida Hyatt 1889
+
Subor. †Ammonitina Hyatt 1889
+
Superfm. †Acanthoceratoidea de Grossouvre 1894
Superfm. †Aspidoceratoidea Zittel 1895
Superfm. †Deshayesitoidea Stoyanow 1949
Superfm. †Desmoceratoidea Zittel 1895
Superfm. †Engonoceratoidea Hyatt 1903
Superfm. †Eoderoceratoidea Spath 1929
Superfm. †Hammatoceratoidea Schindewolf 1964
Superfm. †Hildoceratoidea Hyatt 1867
+
Invalid names: Harpocerataceae Wedekind 1917 [synonym]
Superfm. †Hoplitoidea Douvillé 1890
Superfm. †Lytoceratoidea Neumayr 1875
Superfm. †Perisphinctaceae Steinman 1890
Superfm. †Perisphinctoidea Steinman 1890
Superfm. †Psiloceratoidea Hyatt 1867
+
Invalid names: Arietitacea Hyatt 1875 [synonym]
Superfm. †Pulchelliaceae Douvillé 1890
Superfm. †Spiroceratoidea Hyatt 1900
Superfm. †Stephanoceratoidea Newmayr 1875
Invalid names: Lytoceratina Hyatt 1899 [synonym], Oppeliaceae Buckman 1924 [empty], Sphaeroceratoidea Neumayr 1875 [empty]
Subor. †Ancyloceratina Wiedmann 1966
+
Superfm. †Acanthohoplitoidea Stoyanow 1949
Superfm. †Ancyloceratoidea Gill 1871
Superfm. †Douvilleiceratoidea Parona and Bonarelli 1897
Superfm. †Protancyloceratoidea Breistroffer 1947
Superfm. †Scaphitoidea Gill 1871
Superfm. †Turrilitoidea Gill 1871
+
Invalid names: Diplomocerataceae Spath 1926 [synonym]
Invalid names: Parahoplitoidea Spath 1922 [empty]
Subor. †Haploceratina
+
Superfm. †Haploceratoidea Zittel 1884
Subor. †Olcostephanina Haug 1910
+
Superfm. †Olcostephanoidea Haug 1910
Subor. †Protancyloceratina Vermeulen 2005
+
Superfm. †Bochianitoidea Spath 1922
Invalid names: Ammonites Bruguière 1789 [nomen vanum], Ancylocerina [empty], Cardiocerina [empty], Perisphinctina Steinmann 1890 [empty], Psilocerina [empty], Stephanocerina [empty]
G. †Aptychus von Meyer 1861
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Aptychus knoxvillensis Stanton 1895
Or. †Ceratitida Hyatt 1884 [ceratite]
+
G. †Anfaceras
Superfm. †Arcestoidea Mojsisovics 1875
+
Fm. †Arcestidae Mojsisovics 1875
Fm. †Cladiscitidae Zittel 1884
Fm. †Joannitidae von Mojsisovics 1882
Fm. †Proarcestidae Wiedmann 1973
Fm. †Sphingitidae Arthaber 1911
Fm. †Arctohungaritidae Vavilov 1992
+
G. †Arctohungarites Diener 1916
G. †Boreiohungarites Dagys 2001
G. †Epiczekanowskites Popov 1961
G. †Kendelena Dagys 2001
G. †Orientohungarites Dagys 2001
G. †Timites Dagys 2001
G. †Tuaroceras Dagys 2001
G. †Bajarunia Dagys 1983
+
Bajarunia alexeevae Popov 1961
Bajarunia confusionensis Guex et al. 2005
Bajarunia eiekitensis Popov 1962
Bajarunia euomphala Keyserling 1845
Bajarunia magna Zakharov and Smyshlyaeva 2016
Bajarunia pilata Hyatt and Smith 1905
+
Invalid names: Meekoceras curticostatum Smith 1932 [synonym], Meekoceras micromphalus Smith 1932 [synonym], Meekoceras sanctorum Smith 1932 [synonym]
G. †Caribouceras Brayard et al. 2019
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Caribouceras slugense Brayard et al. 2019
G. †Carteria Guex et al. 2005
+
Carteria hotspringensis Guex et al. 2005
Subor. †Ceratitina Hyatt 1884
+
Fm. †Acrochordiceratidae Arthaber 1911
Fm. †Celtitidae
Fm. †Meekoceratidae Waagen 1895
Fm. †Paranannitidae Spath 1930
Fm. †Ussuriidae Spath 1930
Invalid names: Clydonitoidea von Mojsisovics 1879 [empty]
Superfm. †Ceratitoidea Mojsisovics 1879
+
Fm. †Badiotitidae Hyatt 1900
Fm. †Balatonitidae Spath 1951
Fm. †Ceratitidae Mojsisovics 1879
Fm. †Dinaritidae Mojsisovics 1882
Fm. †Hungaritidae Waagen 1895
Fm. †Rimkinitidae Wang and He 1976
Superfm. †Choristoceratoidea Hyatt 1900
+
Fm. †Choristoceratidae Hyatt 1900
Fm. †Cochloceratidae Hyatt 1900
Fm. †Cycloceltitidae Tozer 1979
Invalid names: Rhabdoceratidae Tozer 1979 [empty]
Superfm. †Clydonitaceae Mojsisovics 1879
+
Fm. †Clionitidae Arabu 1932
Fm. †Clydonitidae Mojsisovics 1879
Fm. †Heraclitidae Diener 1920
Fm. †Sandlingitidae Tozer 1971
Fm. †Steinmannitidae Tozer 1994
Fm. †Thetiditidae Tozer 1971
Fm. †Tibetitidae Hyatt 1900
G. †Coeloceltites Spath 1951
+
G. †Courtilloticeras Guex et al. 2005
+
Courtilloticeras stevensi Guex et al. 2005
Superfm. †Danubitoidea Spath 1951
+
Fm. †Aplococeratidae Spath 1951
Fm. †Danubitidae Spath 1951
Fm. †Lecanitidae Hyatt 1900
Fm. †Longobarditidae Spath 1951
Invalid names: Badiotitdae Hyatt 1900 [empty]
Superfm. †Dinaritoidea Mojsisovics 1882
+
Fm. †Columbitidae Spath 1934
Fm. †Hellenitidae Kummel 1952
Fm. †Kazakhstanitidae Shevyrev 1986
Fm. †Keyserlingitidae Zacharov 1970
Fm. †Khvalynitidae Tozer 1981
Fm. †Olenikitidae Tozer 1971
Fm. †Paragoceratidae Guex et al. 2010
Fm. †Sibiritidae Mojsisovics 1896
Fm. †Stephanitidae Arthaber 1896
Fm. †Tirolitidae von Mojsisovics 1882
+
Invalid names: Dorikranitidae Astachova 1960 [synonym]
G. †Eschericeratites Guex et al. 2005
+
Eschericeratites lytoceratoides Guex et al. 2005
G. †Haidingerites Mojsisovics 1893
+
G. †Jeanbesseiceras Guex et al. 2005
+
Jeanbesseiceras jacksoni Hyatt and Smith 1905
G. †Larenites Brayard and Bucher 2008
+
Larenites reticulatus Tozer 1994
Superfm. †Lobitaceae Mojsisovics 1882
+
Fm. †Lobitidae von Mojsisovics 1882
Superfm. †Meekocerataceae Waagen 1895
+
Fm. †Byrrangoceratidae Dagys 1997
Fm. †Flemingitidae Hyatt 1900
Fm. †Gyronitidae Waagen 1895
Fm. †Ophiceratidae Arthaber 1911
Subor. †Meekoceratina
+
Superfm. †Meekoceratoidea Waagen 1895
Superfm. †Megaphyllitoidea Mojsisovics 1896
+
Fm. †Megaphyllitidae Mojsisovics 1896
Fm. †Parapopanoceratidae Tozer 1971
Fm. †Procarnitidae Zhao 1959
Fm. †Prosphingitidae Zacharov 1978
G. †Metussuria Spath 1934
Superfm. †Nathorstitaceae Spath 1951
+
Fm. †Nathorstitidae Spath 1951
Fm. †Proteusitidae Spath 1951
Fm. †Thanamitidae Tozer 1971
Fm. †Tsvetkovitidae Dagys and Konstantinov 1997
Superfm. †Noritoidea Karpinsky 1889
+
Fm. †Lanceolitidae Spath 1934
Fm. †Noritidae Karpinsky 1889
Fm. †Noritidae Karpinsky 1889
Fm. †Paranoritidae Spath 1930
G. †Obrutchevites Vavilov 1977
+
Obrutchevites prodigialis Vavilov 1977
Subor. †Otoceratina Shevyrev and Ermakova 1979
+
Superfm. †Otoceratoidea Hyatt 1900
Fm. †Owenitidae Spath 1934
+
G. †Parasphingites Popov 1961
Subor. †Paraceltitina Shevyrev 1968
+
Superfm. †Xenodiscoidea Frech 1902
G. †Paraganides Hyatt and Smith 1905
+
Paraganides californicus Hyatt and Smith 1905
Superfm. †Pinacoceratoidea Mojsisovics 1879
+
Fm. †Carnitidae Arthaber 1911
Fm. †Gymnitidae Waagen 1895
Fm. †Japonitidae Tozer 1971
Fm. †Klamathitidae Tozer 1994
Fm. †Pinacoceratidae Mojsisovics 1879
Fm. †Ptychitidae von Mojsisovics 1882
Fm. †Sturiidae Kipsarova 1958
G. †Poporites
G. †Proavites Arthaber 1896
+
Proavites benigari Kraus 1916
Proavites hueffeli Arthaber 1896
+
Invalid names: Proavites avitus Arthaber 1896 [synonym], Proavites marginatus Arthaber 1896 [synonym]
G. †Procurvoceratites Brayard and Bucher 2008
+
Procurvoceratites ampliatus Brayard and Bucher 2008
Procurvoceratites pygmaeus Brayard and Bucher 2008
Procurvoceratites subtabulatus Brayard and Bucher 2008
Subor. †Proptychitina Zakharov and Moussavi Abnavi 2013
+
Superfm. †Proptychitoidea Waagen 1895
G. †Protoceras Spath 1930
Superfm. †Ptychitaceae Mojsisovics 1882
+
Fm. †Eosagenitidae Tozer 1994
Fm. †Isculitidae Spath 1951
Superfm. †Sagecerataceae Hyatt 1884
+
Fm. †Aspenitidae Spath 1934
Fm. †Hedenstroemiidae Waagen 1895
Fm. †Sageceratidae Hyatt 1884
G. †Subacerites Ware and Bucher 2018
+
Subacerites friski Ware and Bucher 2018
G. †Tapponnierites Guex et al. 2005
+
Tapponnierites tenuicostatus Guex et al. 2005
Superfm. †Trachyceratoidea Haug 1894
+
Fm. †Buchitidae Hyatt 1900
Fm. †Distichitidae Diener 1920
Fm. †Dronovitidae Shevyrev 1990
Fm. †Noridiscitidae Spath 1951
Fm. †Trachyceratidae Haug 1894
+
Invalid names: Nannitidae Diener 1897 [synonym]
Invalid names: Arpaditidae Hyatt 1900 [empty]
Superfm. †Tropitaceae Mojsisovics 1875
+
Fm. †Adygeitidae Shevyrev 1995
Fm. †Didymitidae Haug 1894
Fm. †Episculitidae Spath 1951
Fm. †Haloritidae Mojsisovics 1893
Fm. †Juvavitidae Tozer 1971
Fm. †Metasibiritidae Spath 1951
Fm. †Parathisbitidae Tozer 1994
Fm. †Thisbitidae Spath 1951
Fm. †Tropiceltitidae Spath 1951
Fm. †Tropitidae Mojsisovics 1875
Invalid names: Tropiceltidae Spath [empty]
Invalid names: Arcestina [empty], Ceratites whitneyi Gabb 1864 [nomen vanum], Ceratitiaceae Mojsisovics 1879 [empty], Cycloceratidae [empty], Glabrites Waterhouse 1999 [nomen dubium], Glabrites involucrus Waterhouse 1999 [nomen dubium], Lobitina [empty], Megaphyllitina [empty], Otocerina [empty], Pinacocerina [empty], Ptychitina [empty]
Or. †Clymeniida Hyatt 1884
+
G. †Borkinia
Subor. †Clymeniina Hyatt 1884
+
Superfm. †Clymeniaceae Edwards 1849
Superfm. †Gonioclymeniaceae Hyatt 1884
Superfm. †Platyclymeniaceae Wedekind 1914
Subor. †Cyrtoclymeniina Korn 2002
+
Superfm. †Cyrtoclymenioidea Hyatt 1884
Subor. †Gonioclymeniina Ruzhencev 1957
+
Superfm. †Sellaclymeniaceae Schindewolf 1923
Invalid names: Parawocklumeriaceae Schindewolf 1937 [empty]
Subor. †Wocklumeriina Becker 1997
+
Superfm. †Biloclymeniaceae Bogoslovsky 1955
Superfm. †Glatziellaceae Schindewolf 1928
Superfm. †Wocklumeriaceae Schindewolf 1937
G. †Cornaptychus Trauth 1927 [ammonoid aptychus]
G. †Epimayaites Spath 1928
G. †Eubranoceras Breistroffer 1951
G. †Forbesiceras Kossmat 1897
G. †Forbesiceras Kossmat 1897
Or. †Goniatitida Hyatt 1884
+
G. †Aphanites
Subor. †Goniatitina Hyatt 1884
+
Superfm. †Adrianitoidea Schindewolf 1931
Superfm. †Agathiceratoidea Arthaber 1911
Superfm. †Cycloloboidea Zittel 1895
Superfm. †Dimorphoceratoidea Hyatt 1884
Superfm. †Gastrioceratoidea Hyatt 1884
Superfm. †Girtyocerataceae Wedekind 1918
Fm. †Goniatitidae Haan 1825
Superfm. †Goniatitoidea Haan 1825
Superfm. †Gonioloboceratoidea Spath 1934
Superfm. †Marathonitoidea Ruzhencev 1938
Superfm. †Neodimorphoceratoidea Furnish and Knapp 1966
Superfm. †Neoglyphioceratoidea Plummer and Scott 1937
Superfm. †Neoicoceratoidea Hyatt 1900
Superfm. †Nomismoceratoidea Librovitch 1957
Superfm. †Pericycloidea Hyatt 1900
Superfm. †Popanoceratoidea Hyatt 1900
Superfm. †Schistoceratoidea Schmidt 1929
Superfm. †Shumarditoidea Plummer and Scott 1937
Superfm. †Somoholitoidea Ruzhencev 1938
Superfm. †Thalassoceratoidea Hyatt 1900
G. †Osmanoceras Kittl 1903
+
Osmanoceras undulatum Kittl 1903
G. †Prehoffmannia Plummer and Scott 1937
+
Prehoffmannia milleri Plummer and Scott 1937
G. †Thallassoceras Gemmellaro 1887
Subor. †Tornoceratina Wedekind 1918
+
Superfm. †Dimeroceratoidea Hyatt 1884
+
Invalid names: Dimerocerataceae Hyatt 1884 [replaced]
Superfm. †Karagandoceratoidea Librovich 1957
Superfm. †Praeglyphioceratoidea Ruzhencev 1957
Superfm. †Prionoceratoidea Hyatt 1884
Superfm. †Pseudohaloritoidea Ruzhencev 1957
Superfm. †Tornocerataceae Arthaber 1911
Superfm. †Tornoceratoidea Arthaber 1911
Invalid names: Praeglyphioceratina Ruzhencev 1957 [synonym]
G. †Unquatornoceras House 1965
Invalid names: Adrianitina Leonova 2002 [empty], Cyclolobina Leonova 2002 [empty], Imitoceratidae Ruzhentsev 1950 [empty]
G. †Laevaptychus Trauth 1927 [ammonoid aptychus]
Fm. †Lenticeratidae Hyatt 1900
+
Invalid names: Eulophoceratidae Hyatt 1903 [synonym]
Or. †Lytocerida
+
Invalid names: Lytocerina [empty], Turrilitina [empty]
Or. †Phylloceratida Zittel 1884
+
Superfm. †Phylloceratoidea Zittel 1884
+
Fm. †Discophyllitidae Spath 1927
Fm. †Juraphyllitidae Arkell 1950
Fm. †Phylloceratidae Zittel 1884
Superfm. †Ussuritoidea Hyatt 1900
+
Fm. †Galfettitidae Brühwiler and Bucher 2012
Fm. †Nordophiceratidae Popov 1961
Fm. †Palaeophyllitidae Popov 1958
Fm. †Ussuritidae Hyatt 1900
Invalid names: Ussuritina Zakharov and Moussavi Abnavi 2013 [empty]
Or. †Phylloceratitida Zittel 1884
+
G. †Kolymophylloceras Repin et al. 1998
G. †Platyphylloceras Repin et al. 1998
G. †Yukagirites Repin et al. 1998
Or. †Prolecanitida Miller and Furnish 1954
+
Subor. †Medlicottiina Zakharov 1984
+
Invalid names: Pronoritaceae Frech 1901 [empty]
Superfm. †Medlicottioidea Karpinsky 1889
+
Fm. †Medlicottiidae Karpinsky 1889
+
Invalid names: Propinacoceratidae Plummer and Scott 1937 [synonym]
Fm. †Pronoritidae Frech 1901
Fm. †Sundaitidae Ruzhencev 1957
Invalid names: Darvasiceratidae Leonova 1990 [empty], Shikhanitidae Ruzhencev 1951 [empty]
Superfm. †Prolecanitoidea Hyatt 1884
+
Fm. †Daraelitidae Tchernow 1907
Fm. †Prolecanitidae Hyatt 1884
Invalid names: Prolecanitina Miller and Furnish 1954 [empty], Sageceratina [empty]
Or. †Psiloceratida Housa 1965
+
G. †Odoghertyceras Guex et al. 1998
+
Odoghertyceras deweveri Guex et al. 1998
Superfm. †Ptychoceratoidea Gill 1871
+
Fm. †Hamulinidae Gill 1871
+
G. †Amorina Vermeulen 2005
G. †Anahamulina Hyatt 1900
G. †Hamulina
Invalid names: Anahamulinidae Breistroffer 1952 [synonym]
Fm. †Macroscaphitidae Hyatt 1900
+
G. †Macroscaphites Meek 1876
Fm. †Megacrioceratidae Vermeulen 2006
+
G. †Megacrioceras Delanoy et al. 1987
G. †Shasticrioceras Anderson 1938
G. †Punctaptychus Trauth 1927 [ammonoid aptychus]
+
Punctaptychus punctatus Voltz 1837 [ammonoid aptychus]
G. †Rhytidoceras Van Hoepen 1931
+
Invalid names: Diplasioceras [synonym]
G. †Rugaptychus Trauth 1927 [ammonoid aptychus]
+
Rugaptychus rugosus Sharpe 1856 [ammonoid aptychus]
G. †Sidetes Giebel 1847 [Ammonoid aptychus]
+
Invalid names: Anaptychus Schlumberger 1868 [synonym]
G. †Spinaptychus Trauth 1927 [ammonoid aptychus]
+
Spinaptychus spinosus Cox 1926 [ammonoid aptychus]
Or. †Tornoceratida Wedekind 1918
+
Subor. †Agathiceratina Leonova 2002
+
Invalid names: Agathicerataceae Arthaber 1911 [empty]
Invalid names: Pseudohaloritina Leonova 2002 [empty]
G. †Yokoyamaoceras Wright and Matsumoto 1954
Invalid names: Ellipsolithes Montfort 1808 [invalid subgroup], Globites de Haan 1825 [invalid subgroup], Gomimonomeroceras Sobolew 1914 [invalid subgroup], Laevicornaptychus Trauth 1936 [nomen nudum], Lilinthiceras Diener 1903 [nomen nudum], Lytoceratida Hyatt 1899 [empty], Medlicottiida [empty], Orbulites Lamarck 1801 [invalid subgroup], Pelagus Montfort 1808 [invalid subgroup], Phyllocerida [empty], Planulites Lamarck 1801 [invalid subgroup], Praeglyphioceratida Ruzhencev 1957 [empty], Pronoritida Hyatt and Smith 1905 [empty], Proplanulitidae Buckman 1921 [empty], Tornocerida Wedekind 1918 [empty], Trachyceratina Krystyn 1978 [empty], Tropitoidea Mojsisovics 1875 [empty]
Fm. †Anomalosaepiidae Yancey and Garvie 2011
+
G. †Anomalosaepia Weaver and Ciampaglio 2003
+
Anomalosaepia parmula Yancey and Garvie 2011
G. †Avramidiscus Vermeulen 1996
Subcl. †Bactritoidea Shimanskiy 1951
+
Or. †Bactritida Shimanskiy 1951
+
Fm. †Bactritidae Hyatt 1884
+
G. †Bactritella Shimanskiy 1996
G. †Bactrites Sandberger 1843
G. †Chuvashovia Doguzhaeva 2002
G. †Ctenobactrites Shimanskiy 1951
G. †Cyrtobactrites Erben 1960
G. †Devonobactrites Shimanskiy 1962
G. †Dillerites Gordon 1966
G. †Hemibactrites Shimanskiy 1954
G. †Linibactrites Doguzhaeva 2002
G. †Lobobactrites Schindewolf 1932
G. †Ovobactrites Doguzhaeva 2002
G. †Planibactrites Becker 1993
G. †Pseudobactrites Ferronniére 1921
G. †Sicilioceras Shimanskiy 1954
G. †Simobactrites Doguzhaeva 2002
G. †Uralobactrites Doguzhaeva 2002
G. †Cochleiferoceras Shimanskiy 1962
G. †Cyclobactrites Shimanskiy 1955
Fm. †Parabactritidae Shimanskiy 1948
+
G. †Aktastioceras Shimanskiy 1948
G. †Belemnitomimus Shimanskiy 1954
G. †Microbactrites Shimanskiy 1954
G. †Parabactrites Shimanskiy 1948
G. †Tabantaloceras Shimanskiy 1954
Or. †Barrandeocerida Flower and Kummel, Jr. 1950
+
Fm. †Barrandeoceratidae Foerste 1925
+
G. †Antiplectoceras Foerste and Savage 1927
+
G. †Aserioceras Stumbur 1962
+
Aserioceras purtsensis Stumbur 1962
G. †Avilionella Flower 1952
G. †Barrandeoceras Hyatt 1884
+
Barrandeoceras elrodi White 1882
Barrandeoceras natator Billings 1859
Barrandeoceras sacheri Barrande 1865
Barrandeoceras sternbergi Barrande 1865
Barrandeoceras tyrranum Barrande 1865
G. †Bickmorites Foerste 1925
G. †Centrocyrtoceras Foerste 1933
+
Centrocyrtoceras mozolai Flower 1943
G. †Paquettoceras Foerste 1932
G. †Vasalemmoceras Stumbur 1962
+
Vasalemmoceras tolerabile Stumbur 1962
Fm. †Barrandoceratidae Foerste 1925
+
G. †Gasconsoceras Foerste 1936
G. †Haydenoceras Flower 1949
G. †Laureloceras Flower 1949
G. †Savageoceras Foerste 1930
Fm. †Lechritrochoceratidae Flower 1950
+
G. †Catyrephoceras Foerste 1926
G. †Lechritrochoceras Foerste 1926
G. †Leurotrochoceras Foerste 1926
G. †Peismoceras Hyatt 1894
G. †Systrophoceras Hyatt 1894
G. †Trochodictyoceras Foerste 1926
Fm. †Nephriticeratidae Hyatt 1894
+
G. †Baeopleuroceras Williams 1935
G. †Endoplanoceras Flower 1938
G. †Heracloceras Teichert 1940
G. †Lyrioceras Foerste 1927
G. †Nephriticeras Hyatt 1884
G. †Nephriticerina Foerste 1927
G. †Rhadinoceras Hyatt 1894
G. †Sphyradoceras Hyatt 1884
G. †Triplooceras Hyatt 1884
Fm. †Plectoceratidae Hyatt in Zittel 1900
+
G. †Plectoceras Hyatt 1884
+
Plectoceras carletonense Foerste 1933
Plectoceras jason Billings 1859
G. †Belosaepia Voltz 1830
+
Belosaepia alabamensis Palmer 1937
Belosaepia harrisi Palmer 1937
Belosaepia uncinata Palmer 1937
Belosaepia ungula Yancey et al. 2010
Subcl. Coleoidea Bather 1888
+
Or. †Aulacocerida Stolley 1919 [belemnite]
+
Fm. †Aulacoceratidae von Mojsisovics 1882 [belemnite]
+
G. †Aulacoceras von Hauer 1847
G. †Buelowiteuthis Jeletzky 1966
G. †Dictyoconites von Mojsisovics 1902
G. †Aussites
Fm. †Protoaulacoceratidae Bandel et al. 1983
+
G. †Protoaulacoceras Bandel et al. 1983
Superor. †Belemnoida Gray 1849 [belemnite]
+
Or. †Donovaniconida Doguzhaeva et al. 2002
+
Fm. †Donovaniconidae Doguzhaeva et al. 2002
Fm. †Rhiphaeoteuthidae Doguzhaeva 2002
Invalid names: Gordoniconidae Mapes et al. 2010 [empty]
Or. †Hematitida Doguzhaeva et al. 2002
+
Fm. †Hematitidae Gustomesov 1976
Or. †Phragmoteuthida Jeletzky 1965 [belemnite]
+
Fm. †Phragmoteuthididae von Mojsisovics 1882
Superfm. †Belemnoidea Hyatt 1884 [belemnite]
+
Or. †Aulacoceratida Stolley 1919 [belemnite]
+
Fm. †Chitinoteuthididae Muller-Stoll 1936
Fm. †Palaeobelemnopsidae Chen 1982 [belemnite]
Fm. †Xiphoteuthididae Naef 1922 [belemnite]
+
Invalid names: Atractitidae Jeletzky 1965 [synonym]
Or. †Belemnitida Zittel 1895 [belemnite]
+
G. †Arcobelus
Subor. †Belemnitina Zittel 1895 [belemnite]
Subor. †Belemnopseina Jeletzky 1965 [belemnite]
Subor. †Belemnotheutididina Stolley 1919 [belemnite]
Subor. †Belemnotheutina Stolley 1919 [belemnite]
G. †Conobelus Stolley 1919
G. †Eobelemnites Flower 1945
G. †Lenobelus
Subor. †Pachybelemnopseina Riegraf 1998
G. †Pachyteuthis Bayle 1878
G. †Simobelus
Fm. †Sinobelemnitidae Bian and Zhu 1984
Invalid names: Auleracida [empty]
Superor. Decabrachia Boettger 1952
+
G. †Longibelus Fuchs et al. 2013
+
Longibelus kabanovi Doguzhaeva 1996
Longibelus matsumotoi Hirano 1991
Or. Myopsida d'Orbigny 1841
+
Fm. Loliginidae d'Orbigny 1841
Or. Sepiida Zittel 1895 [cuttlefish]
+
G. †Adygeya Dogushaeva 1996
G. †Amerirostra Jeletzky 1969
Fm. †Belosaepiidae Dixon 1850
Fm. †Belosepiellidae Naef 1921
Fm. †Belosepiidae Dixon 1850
G. †Notosepia Chapman 1915
Fm. Sepiidae Keferstein 1866 [cuttlefish]
Invalid names: Chondrophoridae Fischer [empty], Idiosepiidae Fischer 1887 [empty], Sepiadariidae Naef 1921 [empty], Sepiolidae Keferstein 1866 [empty]
Or. Spirulida Stolley 1919
+
Fm. †Belemnoseidae Wiltshire 1869
Fm. †Belopteridae Naef 1922
Fm. †Groenlandibelidae Jeletzky 1966
Fm. Spirulidae Orbigny 1826
Fm. †Spirulirostridae Naef 1921
Fm. †Spirulirostrinidae Naef 1921
Fm. †Vasseuriidae Naef 1921
Or. Teuthida Naef 1916 [squid]
+
G. Berryteuthis Naef 1923
G. Dosidicus Steenstrup 1857
Subor. †Glochinomorphina Gordon 1971
G. †Jeletzkyteuthis Doyle 1990
Subor. Myopsina d'Orbigny 1841
Subor. Oegopsina d'Orbigny 1845
Invalid names: Sepiolida Fiorini 1981 [empty]
Superor. Decembrachiata Winckworth 1932
+
Subor. Teuthina Naef 1916
+
Fm. †Eoteuthoidae Košťák 2003
Or. †Diplobelida Jeletzky 1965 [belemnite]
+
Fm. †Chondroteuthidae Jeletzky 1965
+
G. †Chondroteuthis Bode 1933 [belemnite]
G. †Clarkeiteuthis Fuchs et al. 2013
Fm. †Diplobelidae Naef 1926
+
G. †Chalalabelus Jeletzky 1981
G. †Vectibelus Jeletzky 1981
G. †Glochinomorpha Gordon 1971
+
Glochinomorpha stifeli Gordon 1971
G. †Jeletzkya Johnson and Richardson 1968
+
Jeletzkya douglassae Johnson and Richardson 1968
Or. †Loligosepiida Jeletzky 1965
+
Fm. †Geopeltididae Regteren Altena 1949
+
G. †Geopeltis van Regteren Altena 1949
+
Invalid names: Geoteuthis Naef 1921 [replaced]
Invalid names: Geoteuthidae Naef 1921 [replaced]
Fm. †Leptoteuthididae Naef 1921
+
Fm. †Loligosepiidae Regteren Altena 1949
+
G. †Loliginites Quenstedt 1849
G. †Loligosepia Quenstedt 1839
+
Invalid names: Belopeltis Voltz 1840 [synonym], Geoteuthis Munster 1843 [synonym], Palaeosepia Theodori 1844 [synonym]
G. †Neololigosepia Reitner and Engeser 1982
G. †Parabelopeltis Naef 1921
Invalid names: Belopeltidae Naef 1921 [replaced]
Fm. †Mastigophoridae Engeser and Reitner 1985
+
G. †Mastigophora Owen 1856
G. †Simoniteuthis Fuchs et al. 2024
+
Simoniteuthis michaelyi Fuchs et al. 2024
Invalid names: Necroteuthididae Kretzoi 1942 [empty]
Unr. †Neocoleoidea
+
Superor. Vampyropoda von Boletzky 1992
+
G. †Gordoniconus Mapes et al. 2010
+
Invalid names: Syllipsimopodi Whalen and Landman 2022 [synonym]
Or. Octobrachia Fiorini 1981
G. Onychoteuthis Lichtenstein 1818
Superor. †Palaeoteuthomorpha Bandel et al. 1983
+
Or. †Boletzkyida Bandel et al. 1983
+
Fm. †Boletzkyidae Bandel et al. 1983
Fm. †Naefiteuthididae Bandel et al. 1983
G. †Pohlsepia Kluessendorf and Doyle 2003
+
Pohlsepia mazonensis Kluessendorf and Doyle 2003
Or. †Teuthidea Naef 1916
+
Invalid names: Mesoteuthina Naef 1921 [empty]
Invalid names: Belemnomorpha Reitner and Engeser 1982 [empty], Dibranchiata Owen 1836 [synonym], Phragmoteuthidida Jeletzky 1965 [empty]
G. †Dartoceras Foerste 1936
G. †Davidiceras Vermeulen 2003
G. †Didymoceras Lai and Xu 1987
Or. †Ellesmerocerida Flower and Kummel, Jr. 1950
+
Fm. †Acaroceratidae Chen et al. 1979
+
G. †Acaroceras Chen et al. 1979
+
Acaroceras endogastrum Chen et al. 1979
Acaroceras jianghsanense Chen and Qi 1981
Fm. †Balkoceratidae Flower 1964
+
+
Balkoceras gracile Flower 1964
Fm. †Bathmoceratidae Gill 1871
+
G. †Bathmoceras Barrande 1865
+
Bathmoceras australe Teichert 1939
Bathmoceras complexum Barrande 1856
Bathmoceras llanvirnense Roberts 1884
Bathmoceras norvegicum Sweet 1958
Bathmoceras taichoutense Kröger and Lefebvre 2012
G. †Eothinoceras Ulrich et al. 1944
G. †Cyptendocerina Ulrich et al. 1944
Fm. †Ellesmeroceratidae Kobayashi 1934
+
G. †Albertoceras Ulrich and Foerste 1936
+
Albertoceras gracillimum Ulrich et al. 1944
Albertoceras minimum Ulrich et al. 1944
Albertoceras staufferi Ulrich et al. 1944
Albertoceras walcotti Ulrich and Foerste 1936
G. †Annoceras Flower 1964
+
Annoceras costatum Flower 1964
+
Invalid names: Annoceras elevatum Flower 1964 [synonym], Annoceras perobliquum Foerste 1964 [synonym], Ellesmeroceras angulatum Flower 1964 [synonym], Ellesmeroceras fusiforme Flower 1964 [synonym], Ellesmeroceras imbricatum Flower 1964 [synonym], Ellesmeroceras progressum Flower 1964 [synonym], Eremoceras magnum Flower 1964 [synonym], Eremoceras perseptatum Flower 1964 [synonym]
Annoceras multicameratum Flower 1964
Annoceras vernonense Ulrich et al. 1943
G. †Barnesoceras Flower 1964
+
Barnesoceras clavatum Flower 1964
Barnesoceras expansum Flower 1964
Barnesoceras lamellosum Flower 1964
Barnesoceras percurvatum Flower 1964
Barnesoceras transversum Flower 1964
G. †Bassleroceras Ulrich and Foerste 1936
+
Bassleroceras acinacellum Whitfield 1886
Bassleroceras alethes Billings 1865
Bassleroceras beekmanense Whitfield 1889
Bassleroceras bridgei Ulrich et al. 1944
Bassleroceras champlainense Kröger and Landing 2008
Bassleroceras dalevillense Ulrich et al. 1944
Bassleroceras kayi Ulrich et al. 1944
Bassleroceras kirbyi Whitfield 1889
Bassleroceras lasallense Ulrich et al. 1944
Bassleroceras perseus Billings 1865
Bassleroceras smithbasinense Kröger and Landing 2008
Bassleroceras tenuiculum Ulrich et al. 1944
Bassleroceras triangulum Kröger and Landing 2008
Bassleroceras vassarina Dwight 1884
G. †Boreoceras Miller and Youngquist 1947
+
Boreoceras brevicameratum Miller and Youngquist 1947
Boreoceras cloudi Miller and Youngquist 1947
Boreoceras ovale Flower 1964
Boreoceras parvulum Miller and Youngquist 1947
Boreoceras washburni Miller and Youngquist 1947
G. †Botellusoceras Kröger and Mutvei 2005
+
Botellusoceras torpense Kröger and Mutvei 2005
G. †Bridgeoceras Ulrich et al. 1943
+
Bridgeoceras subannulatum Ulrich et al. 1943
G. †Buehleroceras Ulrich et al. 1943
+
Buehleroceras apertum Ulrich et al. 1943
Buehleroceras compressum Ulrich et al. 1943
G. †Burenoceras Ulrich and Foerste 1931
+
Burenoceras angulare Ulrich et al. 1943
Burenoceras compressum Ulrich et al. 1943
Burenoceras cornucopia Flower 1964
Burenoceras curticei Ulrich et al. 1943
Burenoceras dickhauti Ulrich et al. 1943
Burenoceras dilatatum Ulrich et al. 1943
Burenoceras expandum Ulrich and Foerste 1931
Burenoceras huzzahense Ulrich et al. 1943
Burenoceras minor Ulrich et al. 1943
Burenoceras muricoides Flower 1964
Burenoceras oneotense Ulrich et al. 1943
Burenoceras peramplum Ulrich et al. 1943
Burenoceras percompressum Ulrich et al. 1943
Burenoceras planiseptatum Ulrich et al. 1943
Burenoceras pumilum Ulrich et al. 1943
Burenoceras texanum Ulrich et al. 1943
Burenoceras undosum Ulrich et al. 1943
Burenoceras ungulatum Ulrich et al. 1943
G. †Caseoceras Ulrich et al. 1943
+
Caseoceras conicum Ulrich et al. 1943
Caseoceras contractum Ulrich et al. 1943
Caseoceras holtedahli Foerste 1921
Caseoceras intermedium Ulrich et al. 1943
Caseoceras nitidum Ulrich et al. 1943
Caseoceras obesum Flower 1964
Caseoceras sequatchiense Ulrich et al. 1943
Caseoceras subconicum Ulrich et al. 1943
G. †Chepuloceras Unklesbay and Young 1956
+
Chepuloceras inelegans Unklesbay and Young 1956
G. †Clarkoceras Ruedemann 1905
+
Clarkoceras affine Ulrich et al. 1943
Clarkoceras arcuatum Ulrich et al. 1943
Clarkoceras buttsi Ulrich et al. 1943
Clarkoceras calvini Ulrich et al. 1943
Clarkoceras cinctum Ulrich et al. 1943
Clarkoceras clelandi Ulrich et al. 1943
Clarkoceras confertum Ulrich et al. 1943
Clarkoceras corniculum Sardeson 1896
Clarkoceras crassum Ulrich et al. 1943
Clarkoceras cuneatum Ulrich et al. 1943
Clarkoceras curvatum Ulrich et al. 1943
Clarkoceras expansum Ulrich et al. 1943
Clarkoceras gracile Ulrich et al. 1943
Clarkoceras huzzahense Ulrich et al. 1943
Clarkoceras inconstans Ulrich et al. 1943
Clarkoceras jasperense Ulrich et al. 1943
Clarkoceras lawrencense Ulrich et al. 1943
Clarkoceras levisense Ulrich et al. 1943
Clarkoceras luthei Calvin 1892
Clarkoceras luthei Ulrich et al. 1943
Clarkoceras magnisiphonatum Ulrich et al. 1943
Clarkoceras minneiskense Ulrich et al. 1943
Clarkoceras modestum Ulrich et al. 1943
Clarkoceras mohawkense Ulrich et al. 1943
Clarkoceras multicameratum Ulrich et al. 1943
+
Invalid names: Clarkoceras claytonense Powell 1935 [synonym]
Clarkoceras parvisiphonatum Ulrich et al. 1943
Clarkoceras rectum Ulrich et al. 1943
Clarkoceras ruedemanni Flower 1964
Clarkoceras ruguliferum Ulrich et al. 1943
Clarkoceras subarcuatum Ulrich et al. 1943
Clarkoceras subcrassum Ulrich et al. 1943
Clarkoceras subrectum Ulrich et al. 1943
Clarkoceras vicinum Ulrich et al. 1943
Clarkoceras whitehallense Ulrich et al. 1943
G. †Clelandoceras Ulrich et al. 1944
+
Clelandoceras elongatum Ulrich et al. 1944
Clelandoceras rarum Flower 1964
G. †Conocerina Ulrich and Foerste 1936
+
Conocerina arrecta Ulrich et al. 1943
Conocerina bassleri Ulrich et al. 1943
Conocerina beani Ulrich et al. 1943
Conocerina brevis Ulrich and Foerste 1936
Conocerina magna Ulrich et al. 1943
Conocerina missouriensis Ulrich et al. 1943
Conocerina obliqua Ulrich et al. 1943
Conocerina raaschi Ulrich et al. 1943
Conocerina sublonga Ulrich et al. 1943
Conocerina unguloides Flower 1964
G. †Copiceras Ulrich et al. 1944
+
Copiceras erectum Ulrich et al. 1944
G. †Cumberloceras Ulrich et al. 1943
+
Cumberloceras buttsi Ulrich et al. 1943
Cumberloceras elwayense Ulrich et al. 1943
G. †Dakeoceras Ulrich and Foerste 1931
+
Dakeoceras champlainense Kröger and Landing 2007
Dakeoceras corniculum Ulrich et al. 1943
Dakeoceras dilatatum Ulrich et al. 1943
Dakeoceras divergens Ulrich et al. 1943
Dakeoceras gracilis Flower 1964
Dakeoceras harrisi Flower 1964
Dakeoceras magnisiphonatum Ulrich et al. 1943
Dakeoceras mutabile Flower 1964
Dakeoceras normale Ulrich and Foerste 1931
Dakeoceras perretrorsum Ulrich et al. 1943
Dakeoceras retrorsum Ulrich et al. 1943
Dakeoceras reversum Ulrich et al. 1943
Dakeoceras subcurvatum Ulrich and Foerste 1931
Dakeoceras undulatum Ulrich et al. 1943
G. †Diaphoroceras Ulrich et al. 1944
+
Diaphoroceras avaense Ulrich et al. 1944
Diaphoroceras belli Ulrich et al. 1944
Diaphoroceras buffaloense Ulrich et al. 1944
G. †Dyscritoceras Ulrich and Foerste 1936
+
Dyscritoceras dictys Billings 1865
Dyscritoceras metellus Billings 1865
Dyscritoceras oxfordense Ulrich et al. 1944
G. †Ectenoceras Ulrich and Foerste 1936
+
Ectenoceras arbucklense Ulrich et al. 1943
Ectenoceras arcuosutum Ulrich et al. 1943
Ectenoceras chepultepecense Ulrich et al. 1943
Ectenoceras compressum Ulrich et al. 1943
Ectenoceras curvatum Kobayashi 1931
Ectenoceras ellipticum Ulrich et al. 1943
Ectenoceras exile Ulrich et al. 1943
Ectenoceras gracile Cleland 1903
Ectenoceras higdonense Ulrich et al. 1943
Ectenoceras laqueatum Ulrich et al. 1943
Ectenoceras longum Ulrich et al. 1943
Ectenoceras millsi Ulrich et al. 1943
Ectenoceras obliquum Ulrich et al. 1943
Ectenoceras pergracile Ulrich et al. 1943
Ectenoceras perobliquum Ulrich et al. 1943
Ectenoceras ruedemanni Kobayashi 1933
Ectenoceras subcurvatum Kobayashi 1933
Ectenoceras subcurvatum Ulrich et al. 1943
Ectenoceras subgracile Ulrich and Foerste 1936
G. †Ectenolites Ulrich and Foerste 1935
+
Ectenolites clelandi Ulrich et al. 1944
+
Invalid names: Bassleroceras clelandi Ulrich et al. 1944 [synonym], Ectenolites penecilin Flower 1964 [synonym]
Ectenolites extensus Flower 1964
Ectenolites primus Flower 1964
Ectenolites sinuatus Flower 1964
+
Invalid names: Ectenolites simplex Flower 1964 [synonym]
Ectenolites subgracilis Ulrich and Foerste 1935
G. †Ellesmeroceras Foerste 1921
+
Ellesmeroceras bridgei Flower 1941
Ellesmeroceras elongatum Kobayashi 1931
Ellesmeroceras expansum Flower 1941
Ellesmeroceras higdonense Ulrich et al. 1944
Ellesmeroceras hotchkissi Ulrich et al. 1944
Ellesmeroceras indomitum Kröger and Landing 2007
Ellesmeroceras luthei Ulrich et al. 1944
Ellesmeroceras scheii Foerste 1921
Ellesmeroceras thomasi Ulrich et al. 1944
Ellesmeroceras winonicum Sardeson 1896
Invalid names: Ellesmeroceras (Metaellesmeroceras) Flower 1956 [invalid subgroup]
G. †Eorudolfoceras Kröger and Landing 2007
+
Eorudolfoceras antiquum Flower 1964
Rudolfoceras praenuntium Flower 1964
G. †Eremoceras Hyatt 1884
+
Eremoceras conoidale Ulrich et al. 1943
Eremoceras difficile Ulrich et al. 1943
Eremoceras gasconadense Ulrich et al. 1943
Eremoceras luthei Ulrich et al. 1943
Eremoceras marylandicum Ulrich et al. 1943
Eremoceras perdilatum Ulrich et al. 1943
Eremoceras subrectum Ulrich et al. 1943
Eremoceras syphax Billings 1865
Eremoceras teres Ulrich et al. 1943
Eremoceras vernonense Ulrich et al. 1943
G. †Hemichoanella Teichert and Glenister 1954
G. †Lebetoceras Teichert and Glenister 1954
G. †Levisoceras Foerste 1925
+
Levisoceras arctedorsatum Ulrich et al. 1943
Levisoceras belli Ulrich et al. 1943
Levisoceras complanatum Ulrich et al. 1943
Levisoceras constrictum Ulrich et al. 1943
Levisoceras contractum Flower 1964
Levisoceras curvatum Ulrich et al. 1943
Levisoceras edwardsi Ulrich et al. 1943
Levisoceras ellipticum Ulrich et al. 1943
Levisoceras instabile Ulrich et al. 1943
Levisoceras mercurius Billings 1865
Levisoceras obliquatum Ulrich et al. 1943
Levisoceras percurvatum Ulrich et al. 1943
Levisoceras raaschi Ulrich et al. 1943
Levisoceras subgracile Ulrich et al. 1943
Levisoceras transitum Ulrich et al. 1943
G. †Llanoceras Flower 1964
+
Llanoceras gracile Flower 1964
G. †Loxochoanella Teichert and Glenister 1954
G. †Muriceras Flower 1964
+
Muriceras anomalum Flower 1964
Muriceras curviseptatum Flower 1964
Muriceras gracile Flower 1964
Muriceras hebetum Flower 1964
Muriceras micromurus Flower 1964
Muriceras moderatum Flower 1964
Muriceras murus Flower 1964
Muriceras obscurum Flower 1964
G. †Oelandoceras Foerste 1932
+
G. †Oneotoceras Ulrich 1926
+
Oneotoceras curvatum Ulrich et al. 1943
Oneotoceras divaricatum Ulrich et al. 1943
Oneotoceras extremum Ulrich et al. 1943
Oneotoceras husseyi Ulrich et al. 1943
Oneotoceras impressum Ulrich et al. 1943
Oneotoceras loculosum Hall 1861
Oneotoceras madisonense Ulrich et al. 1943
Oneotoceras magnum Ulrich et al. 1943
Oneotoceras percurvatum Ulrich et al. 1943
Oneotoceras wisconsinense Ulrich et al. 1943
G. †Pachendoceras Ulrich and Foerste 1936
+
Pachendoceras brevicameratum Unklesbay and Young 1956
Pachendoceras confertum Ulrich et al. 1944
Pachendoceras parvum Unklesbay and Young 1956
G. †Quebecoceras Foerste 1925
G. †Robsonoceras Ulrich and Foerste 1933
+
Robsonoceras manitouense Ulrich et al. 1944
Robsonoceras robsonense Walcott 1924
G. †Shantungendoceras Sun 1937
G. †Smithvilloceras Ulrich et al. 1943
+
Smithvilloceras thompsoni Ulrich et al. 1943
G. †Stemtonoceras Ulrich and Foerste 1936
+
Stemtonoceras elongatum Ulrich and Foerste 1936
G. †Ventroloboceras Teichert and Glenister 1954
G. †Walcottoceras Ulrich and Foerste 1936
+
Walcottoceras monsense Walcott 1924
Walcottoceras obliquum Ulrich et al. 1944
G. †Woosteroceras Ulrich et al. 1944
+
Woosteroceras chepultepecense Unklesbay and Young 1956
Woosteroceras cherokeense Ulrich et al. 1944
Woosteroceras spirale Flower 1964
Woosteroceras trempealeauense Ulrich et al. 1944
Invalid names: Oneoceratidae Dzik 1984 [invalid subgroup], Wolungoceras valcourense Flower 1964 [nomen dubium]
Fm. †Eothinoceratidae Ulrich et al. 1944
+
G. †Conothinoceras Chen and Teichert 1987
G. †Desioceras Cecioni 1953
G. †Margaritoceras Cecioni and Flower 1985
G. †Protothinoceras Chen and Teichert 1987
G. †Sacerdosoceras Evans 2005
+
Sacerdosoceras promus Evans 2005
G. †Saloceras Evans 2005
+
Saloceras chinianense Thoral 1935
Saloceras murvielense Kröger and Evans 2011
Saloceras pradense Thoral 1935
Saloceras sericeum Salter 1865
Fm. †Huaiheceratidae Zou and Chen 1979
+
G. †Huaiheceras Zou and Chen 1979
+
Huaiheceras hanjiaense Zou and Chen 1979
G. †Zhuibianoceras Chen and Qi 1981
+
Zhuibianoceras conicum Chen and Qi 1981
Fm. †Phthanoncoceratidae Evans and King 1990
+
G. †Phthanoncoceras Evans and King 1990
+
Phtanoncoceras oelandense Evans and King 1990
G. †Valhalloceras Evans and King 1990
+
Valhalloceras floweri Evans and King 1990
Fm. †Plectronoceratidae Kobayashi 1935
+
G. †Eburoceras Zou and Chen 1979
+
Invalid names: Paraplectronoceras Qi and Chen 1979 [synonym], Pseudendoceras Chen and Zou 1979 [synonym]
G. †Lunanoceras Chen and Teichert 1983
G. †Multicameroceras Kobayashi 1933
G. †Palaeoceras Flower 1954
+
Palaeoceras mutabile Flower 1954
Palaeoceras undulatum Flower 1964
G. †Plectronoceras Ulrich and Foerste 1933
+
Plectronoceras cambria Walcott 1905
Plectronoceras exile Flower 1964
Plectronoceras liaotungense Kobayashi 1935
G. †Ruthenoceras Korde 1954
Fm. †Protocycloceratidae Kobayashi 1935
+
G. †Bakeroceras Hook and Flower 1977
+
Bakeroceras wahwahense Hook and Flower 1977
G. †Catoraphiceras Ulrich and Foerste 1936
+
Catoraphiceras colon White 1874
Catoraphiceras cushingi Ulrich et al. 1944
Catoraphiceras ibexense Hook and Flower 1977
Catoraphiceras lobatum Ulrich and Foerste 1936
Catoraphiceras osagense Ulrich et al. 1944
Catoraphiceras pearsonae Hook and Flower 1977
Catoraphiceras resseri Ulrich et al. 1944
Catoraphiceras sinuatum Hook and Flower 1977
Catoraphiceras sordidum Billings 1859
Catoraphiceras staceyae Hook and Flower 1977
G. †Catoraphinoceras Ulrich and Foerste 1936
G. †Cyptendoceras Ulrich and Foerste 1936
+
Cyptendoceras kirki Flower 1964
Cyptendoceras magnus Cullison 1944
Cyptendoceras rhythmicum Flower 1964
Cyptendoceras ruedemanni Ulrich and Foerste 1936
Invalid names: Cyptendoceras whitfieldi Ulrich et al. 1944 [nomen dubium]
G. †Diastoloceras Teichert and Glenister 1954
G. †Endocycloceras Ulrich et al. 1944
+
Endocycloceras gracile Flower 1964
Endocycloceras legorense Ulrich et al. 1944
Endocycloceras perannulatum Ulrich et al. 1944
Endocycloceras subcurvatum Ulrich et al. 1944
Endocycloceras wilsonae Ulrich et al. 1944
G. †Kyminoceras Teichert and Glenister 1954
+
Kyminoceras kottlowskii Hook and Flower 1977
G. †Notocycloceras Teichert and Glenister 1954
G. †Protocycloceras Hyatt 1900
+
Protocycloceras abnorme Ulrich et al. 1944
Protocycloceras affine Ulrich et al 1944
Protocycloceras arkansasense Ulrich et al. 1944
Protocycloceras catulus Billings 1865
Protocycloceras doniphonense Ulrich et al. 1944
Protocycloceras furtivum Billings 1865
Protocycloceras geronticum Ulrich et al. 1944
Protocycloceras lamarcki Billings 1859
+
Invalid names: Protocycloceras becki Billings 1859 [synonym], Protocycloceras whitfieldi Ruedemann 1906 [synonym], Rhabdocycloceras floweri Zhuravleva 1994 [synonym]
Protocycloceras landmarcki Billings 1859
Protocycloceras levisense Ulrich et al. 1944
Protocycloceras manitouense Ulrich et al. 1944
Protocycloceras mendax Billings 1859
Protocycloceras odenvillense Ulrich et al. 1944
Protocycloceras ordinatum Billings 1865
Protocycloceras philipsburgense Ulrich et al. 1944
Protocycloceras rushense McChesney 1859
Protocycloceras smithvillense Ulrich et al. 1944
Protocycloceras xerxes Billings 1865
Invalid names: Rhabdocycloceras Zhuravleva 1994 [synonym]
Invalid names: Rhabdocycloceratidae Zhuravleva 1994 [synonym]
Fm. †Rioceratidae Kröger and Evans 2011
+
G. †Felinoceras Kröger and Evans 2011
+
Felinoceras constrictum Kröger and Evans 2011
G. †Rioceras Flower 1964
+
Rioceras consuetum Sardeson 1896
Rioceras dartoni Flower 1964
Rioceras depressum Flower 1964
Rioceras escandei Thoral 1935
Rioceras expansum Flower 1964
Rioceras fusiforme Flower 1964
Rioceras lobatum Flower 1964
Rioceras nondescriptum Flower 1964
Rioceras tubulare Flower 1964
Rioceras wellsi Flower 1964
Fm. †Rudolfoceratidae Ulrich et al. 1944
+
G. †Ectocycloceras Ulrich and Foerste 1936
+
Ectocycloceras cataline Billings 1865
Ectocycloceras cato Billings 1865
Ectocycloceras levisense Ulrich et al. 1944
G. †Rudolfoceras Ulrich et al. 1944
+
Rudolfoceras autolycus Billings 1862
Rudolfoceras cornuoryx Whitfield 1886
Rudolfoceras cornuoryx Whitfield 1886
Rudolfoceras keadyi Hook and Flower 1977
Rudolfoceras kindlei Ulrich et al. 1944
Rudolfoceras russelli Hook and Flower 1977
Rudolfoceras subarcuatum Ulrich et al. 1944
Fm. †Shideleroceratidae Flower 1946
+
G. †Shideleroceras Flower and Foerste 1946
G. †Vassaroceras Ulrich et al. 1944
+
Vassaroceras henrietta Dwight 1884
Invalid names: Cyrtocerinina Flower 1964 [empty], Ellesmeroceratina Flower 1950 [empty], Plectronoceratina Flower 1964 [empty]
Subcl. †Endoceratoidea Teichert 1933
+
Or. †Bisonocerida Evans and King 2012
+
Fm. †Allotrioceratidae Flower 1955
+
G. †Allotrioceras Flower 1955
G. †Cacheoceras Flower 1968
G. †Mirabiloceras Flower 1955
G. †Williamsoceras Flower 1964
Fm. †Bisonoceratidae Evans and King 2012
+
G. †Bisonoceras Flower 1964
G. †Disphenoceras Flower 1964
G. †Parapiloceras Obata 1939
Fm. †Chihlioceratidae Grabau 1922
+
G. †Chihlioceras Grabau 1922
Fm. †Coreanoceratidae Chen 1976
+
G. †Coreanoceras Kobayashi 1931
Fm. †Emmonsoceratidae Flower 1958
+
G. †Emmonsoceras Flower 1958
+
Invalid names: Hudsonoceras Flower 1955 [replaced]
G. †Juaboceras Flower 1968
G. †Tallinnoceras Balashov 1960
Fm. †Humeoceratidae Teichert et al. 1964
+
G. †Humeoceras Foerste 1925
Fm. †Manchuroceratidae Kobayashi 1935
+
G. †Chaohuceras Qi 1980
G. †Manchuroceras Ozaki 1927
+
Invalid names: Grabauoceras Shimizu and Obata 1936 [synonym]
Fm. †Padunoceratidae Balashov 1960
+
G. †Padunoceras Balashov 1960
G. †Rossoceras Flower 1964
Fm. †Piloceratidae Miller 1889
+
G. †Allopiloceras Ulrich and Foerste 1936
G. †Augeoceras Evans 2011
G. †Cassinoceras Ulrich and Foerste 1936
G. †Dartonoceras Flower 1964
G. †Expandocassinoceras Evans 2011
G. †Liaotungoceras Shimizu and Obata 1936
G. †Penhsioceras Endo 1932
G. †Piloceras Salter 1859
G. †Subpenhsioceras Shimizu and Obata 1936
G. †Utoceras Ulrich et al. 1943
Fm. †Proterovaginoceratidae Evans and King 2012
+
G. †Chazyoceras Flower 1958
G. †Perkinsoceras Flower 1976
G. †Proterovaginoceras Ruedemann 1905
+
Invalid names: Schmidtoceras Balashov 1968 [synonym]
Invalid names: Sinoendoceratidae Lai 1985 [empty]
G. †Colpoceras Hall 1850
G. †Conoceras Bronn 1837
G. †Diploceras Conrad 1842
Or. †Endocerida Hyatt in Zittel 1900
+
Fm. †Botryceratidae Flower 1968
+
Fm. †Cyrtendoceratidae Hyatt 1900
+
G. †Cyclocyrtendoceras Balashov 1961
G. †Cyrtendoceras Remelé 1886
G. †Cyrtovaginoceras Kobayashi 1934
Fm. †Endoceratidae Hyatt 1884
+
G. †Allocotoceras Teichert and Glenister 1953
G. †Anthoceras Teichert and Glenister 1954
+
Invalid names: Lobocyclendoceras Balashov 1968 [synonym], Paracyclendoceras Balashov 1968 [synonym]
G. †Cameroceras Conrad 1842
+
Invalid names: Rossicoceras Balashov 1961 [synonym]
G. †Changkiuoceras Shimizu and Obata 1935
G. †Chisiloceras Gortani 1934
G. †Cyclendoceras Grabau and Shimer 1910
G. †Dideroceras Flower 1950
G. †Endoceras Hall 1847
G. †Foerstellites Kobayashi 1940
G. †Hemipiloceras Shimizu and Obata
G. †Ignoceras
G. †Kailuanoceras Obata 1940
G. †Kaipingoceras Shimizu and Obata 1937
G. †Kotoceras Kobayashi 1934
G. †Kutorgoceras Balashov 1962
G. †Lamottoceras Flower 1955
G. †Linchengoceras Obata 1940
G. †Liskeardia Wilson 1939
G. †Najaceras
G. †Nanno Clarke 1894
G. †Neokaipingoceras Obata 1940
G. †Palaeocyclendoceras Balashov 1968
G. †Paleocyclendoceras Balashov 1968
G. †Paravaginoceras Kobayashi 1934
G. †Suecoceras Holm 1896
G. †Tasmanoceras Teichert and Glenister 1952
G. †Triendoceras Flower 1958
G. †Trifurcatoceras Obata 1940
G. †Vaginoceras Hyatt 1884
G. †Vaningenoceras Flower 1958
G. †Ventrolobendoceras Balashov 1968
G. †Hoyoceras
Fm. †Narthecoceratidae Flower 1958
+
G. †Donacoceras Foerste 1925
G. †Narthecoceras Hyatt 1895
Fm. †Proterocameroceratidae Kobayashi 1937
+
G. †Campendoceras Teichert and Glenister 1954
G. †Clitendoceras Ulrich and Foerste 1936
G. †Cotteroceras Ulrich and Foerste 1936
G. †Escharendoceras Flower 1956
G. †Exoclitendoceras Kröger and Landing 2008
G. †Kirkoceras Ulrich and Foerste 1936
G. †Lobendoceras Teichert and Glenister 1954
G. †Lobosiphon Flower 1956
G. †Manitouoceras Ulrich et al. 1944
G. †Mccluskiceras Kröger and Landing 2008
G. †Mcqueenoceras Ulrich and Foerste 1936
G. †Meniscoceras Flower 1941
G. †Mysticoceras Ulrich and Foerste 1936
G. †Oderoceras Ulrich et al. 1943
G. †Paraendoceras Ulrich and Foerste 1936
G. †Phragmosiphon Flower 1956
G. †Platysiphon Flower 1956
G. †Pliendoceras Flower 1956
G. †Proendoceras Flower 1955
G. †Proterocameroceras Ruedemann 1905
G. †Protocyptendoceras Cecioni 1965
G. †Retroclitendoceras Flower 1956
G. †Stenosiphon Flower 1956
Fm. †Thylacoceratidae Teichert and Glenister 1954
+
G. †Talassoceras Balashov 1960
G. †Thylacoceras Teichert and Glenister 1952
G. †Yehlioceras Shimizu and Obata 1937
Fm. †Yorkoceratidae Flower 1968
+
Invalid names: Baltoceras pusillum Ruedemann 1906 [nomen dubium]
G. †Hemiceratites Eichwald 1840
Or. †Intejocerida Balashov 1960
+
Fm. †Majoceratidae Zhuravleva 1964
+
G. †Majoceras Zhuravleva 1964
G. †Pradoceras Sampelayo 1938
G. †Sidemina de Castelnau 1843
G. †Erlangericheilus Shimanskiy 1947
G. †Gonatocheilus Till 1907
G. †Hadrocheilus Till 1907
+
Subg. †Hadrocheilus (Arcuatobeccus) Shimanskiy 1947
Subg. †Hadrocheilus (Convexiterbeccus) Shimanskiy 1947
Subg. †Hadrocheilus (Dentatobeccus) Shimanskiy 1947
Subg. †Hadrocheilus (Globosobeccus) Shimanskiy 1947
Subg. †Hadrocheilus (Hadrocheilus) Till 1907
G. †Lamellaptychus Trauth 1927 [ammonoid aptychus]
+
Invalid names: Solennites Schlotheim 1813 [nomen dubium], Trigonellites Parkinson 1811 [synonym]
G. †Leptocheilus Till 1907
+
Subg. †Leptocheilus (Leptocheilus) Till 1907
Subg. †Leptocheilus (Mesocheilus) Till 1909
Subcl. †Multiceratoidea Mutvei 2013
+
Fm. †Apocrinoceratidae Flower and Teichert 1957
+
G. †Apocrinoceras Teichert and Glenister 1954
+
Apocrinoceras talboti Teichert and Glenister 1954
G. †Destombesiceras Kröger and Lefebvre 2012
+
Destombesiceras zagorense Kröger and Lefebvre 2012
G. †Paldoceras Kröger et al. 2009
+
Paldoceras neptunsakerense Kröger et al. 2009
Paldoceras paldiskense Kröger et al. 2009
Fm. †Apsidoceratidae Hyatt 1884
+
G. †Apsidoceras Hyatt 1884
+
Apsidoceras quebecense Flower 1952
G. †Charactoceras Foerste 1924
+
Charactoceras baeri Meek and Worthen 1865
Charactoceras cinereum Blake 1882
Charactoceras estonicum Strand 1934
Charactoceras hercules Billings 1857
Invalid names: Charactocerina Foerste 1935 [synonym]
G. †Chidleyenoceras Shimizu and Obata 1935
G. †Deckeroceras Foerste 1935
G. †Fremontoceras Foerste 1935
+
Fremontoceras giganteum Flower 1952
Fremontoceras jewetti Flower 1947
G. †Wilsonoceras Foerste 1929
Or. †Ascocerida Kuhn 1949
+
Fm. †Ascoceratidae Barrande 1867
+
G. †Ascoceras Barrande 1847
Subfm. †Ascoceratinae Barrande 1867
G. †Billingsites Hyatt 1864
G. †Schuchertoceras Miller 1932
G. †Shamattawaceras Foerste and Savage 1927
Fm. †Hebetoceratidae Flower 1940
+
G. †Ecdyceras Flower 1941
G. †Hebetoceras Flower 1941
G. †Montyoceras Flower 1941
G. †Parvihebetoceras Kröger 2007
Invalid names: Hebetoceratinae Flower 1941 [empty]
Fm. †Probillingsitidae Kröger 2013
+
G. †Probillingsites Foerste 1928
G. †Redpathoceras Flower 1963
Fm. †Bassleroceratidae Ulrich et al. 1944
+
G. †Anguloceras Unklesbay and Young 1956
+
Anguloceras depressum Unklesbay and Young 1956
Anguloceras ovatum Unklesbay and Young 1956
Anguloceras rotundum Unklesbay and Young 1956
G. †Avaoceras Ulrich et al. 1944
+
Avaoceras elongatum Ulrich et al. 1944
Avaoceras longidomum Ulrich et al. 1944
Avaoceras magnisiphonatum Ulrich et al. 1944
Avaoceras wellsense Ulrich et al. 1944
G. †Avoceras Sepkoski 2002
G. †Dwightoceras Ulrich and Foerste 1936
+
Dwightoceras dactyloides Dwight 1884
G. †Lawrenceoceras Ulrich et al. 1944
+
Lawrenceoceras breve Ulrich et al. 1944
Lawrenceoceras collinsi Ulrich et al. 1944
G. †Leptocyrtoceras Ulrich et al. 1944
+
Leptocyrtoceras curvatum Ulrich et al. 1944
Leptocyrtoceras powellense Ulrich et al. 1944
Leptocyrtoceras virginianum Ulrich et al. 1944
G. †Monogonoceras Ulrich et al. 1944
+
Monogonoceras alabamense Ulrich et al. 1944
Monogonoceras magnisiphonatum Ulrich et al. 1944
Monogonoceras subrectum Ulrich et al. 1944
G. †Onychoceras Ulrich and Foerste 1936
+
Onychoceras australe Ulrich et al. 1944
Onychoceras subrotundum Ulrich et al. 1944
Onychoceras surgens Barrande 1870
G. †Stylocyrtoceras Ulrich et al. 1944
+
Stylocyrtoceras avaense Ulrich et al. 1944
Stylocyrtoceras tantillum Stauffer 1937
Fm. †Clinoceratidae Flower 1946
+
G. †Clinoceras Mascke 1876
+
Clinoceras dens Mascke 1876
G. †Whiteavesites Foerste 1929
G. †Whitfieldoceras Foerste 1932
+
Whitfieldoceras gracile Flower 1952
Fm. †Cyclostomiceratidae Foerste 1925
+
G. †Cyclostomiceras Hyatt 1900
+
Cyclostomiceras cassinense Whitfield 1886
Cyclostomiceras depressum Ulrich et al. 1943
Cyclostomiceras minimum Whitfield 1886
Cyclostomiceras thorali Kröger and Evans 2011
Invalid names: Amphoroceras Ulrich and Foerste 1936 [synonym]
G. †Eocyclostomiceras Chen in Qi et al 1983
+
Eocyclostomiceras clinoseptatum Chen, in Qi et al 1983
Eocyclostomiceras subventrum Chen, in Qi et al 1983
Eocyclostomiceras ventrum Chen, in Qi et al 1983
G. †Microstomiceras King 1998
+
Microstomiceras holmi King 1998
G. †Paracyclostomiceras Cecioni 1953
+
G. †Pictetoceras Foerste 1926
+
Pictetoceras oliviae King 1998
Or. †Cyrtocerinida Mutvei 2015
+
Fm. †Cyrtocerinidae Flower 1946
+
G. †Centrocyrtocerina Stait 1983
G. †Cyrtocerina Billings 1865
G. †Rummoceras Kröger and Aubrechtova 2017
Or. †Discosorida Flower 1950
+
G. †Akroceras
G. †Carotites
Fm. †Cyrtogomphoceratidae Flower 1940
+
G. †Brachydomoceras Teichert and Glenister 1952
G. †Cyrtogomphoceras Foerste 1924
G. †Furudaloceras Kröger and Aubrechtová 2019
G. †Kiaeroceras Strand 1934
G. †Konglungenoceras Sweet 1959
G. †Kullsbergoceras Kröger and Aubrechtová 2019
G. †Landeroceras Foerste 1935
G. †Parryoceras Sweet and Miller 1957
G. †Pectinoceras Teichert and Glenister 1952
G. †Polyelasmoceras Teichert and Glenister 1952
G. †Strandoceras Flower 1946
G. †Ulrichoceras Foerste 1928
Fm. †Discosoridae Miller 1889
+
G. †Alpenoceras Foerste 1927
+
Invalid names: Endostokesoceras [synonym], Neodiscosorus [synonym]
G. †Discosorus Hall 1852
Fm. †Entimoceratidae Zhuravleva 1972
+
G. †Aigoceras Zhuravleva 1972
G. †Aletoceras Flower 1938
G. †Andreioceras Zhuravleva 1972
G. †Anglicornus Flower and Caster 1935
G. †Athanatoceras Zhuravleva 1972
G. †Chrysoceras Zhuravleva 1972
G. †Deinoceras Zhuravleva 1972
G. †Edenoceras Miagkova 1967
G. †Elaphoceras Zhuravleva 1972
G. †Entimoceras Zhuravleva 1972
G. †Gonatocyrtoceras Foerste 1926
G. †Jaregoceras Zhuravleva 1972
G. †Kadaroceras Zhuravleva 1972
G. †Karadzharoceras Zhuravleva 1972
G. †Katageioceras Zhuravleva 1972
G. †Kitatites Zhuravleva 1972
G. †Kladiscoceras Zhuravleva 1972
G. †Lysagoroceras Schönenberg 1952
G. †Micronoceras Flower 1938
G. †Mjandymoceras Zhuravleva 1972
G. †Pancornus Zhuravleva 1972
G. †Pantoioceras Zhuravleva 1972
G. †Plagioceras Zhuravleva 1972
G. †Rhynchoceras Zhuravleva 1972
G. †Selenoceras Zhuravleva 1972
G. †Sophoceras Zhuravleva 1972
G. †Stagonites Zhuravleva 1972
G. †Stroggyloceras Zhuravleva 1972
G. †Taskanoceras Zhuravleva 1972
G. †Tritonoceras Zhuravleva 1972
G. †Ungulites Zhuravleva 1972
G. †Zooceras Zhuravleva 1972
G. †Flowerites Zhuravleva 1972
+
Flowerites sobolewi Dzik 1984
G. †Gouldoceras Stait 1980
+
Gouldoceras obliquum Teichert and Glenister 1953
Gouldoceras synchonena Stait 1980
Fm. †Lowoceratidae Flower 1940
+
G. †Endodiscosorus Teichert 1931
G. †Kayoceras Foerste 1934
G. †Lowoceras Foerste and Savage 1927
G. †Stokesoceras Foerste 1924
G. †Tuyloceras Foerste and Savage 1927
G. †Lymoceras Zhuravleva 1979
+
Invalid names: Myloceras Zhuravleva 1972 [replaced]
Fm. †Mandaloceratidae Flower and Teichert 1957
+
G. †Cayugoceras Flower 1947
G. †Cinctoceras Flower 1957
G. †Mandaloceras Hyatt in Zittel 1900
G. †Ovocerina Flower 1957
G. †Pseudogomphoceras Flower 1957
G. †Umbeloceras Flower 1957
G. †Vespoceras Flower 1957
Fm. †Mesoceratidae Hyatt 1884
+
G. †Mesoceras Barrande 1877
G. †Nucites
G. †Parawestonoceras Zhuravleva 1972
Fm. †Phragmoceratidae Miller 1877
+
G. †Endoplectoceras Foerste 1924
+
Invalid names: Antigyroceras [synonym]
G. †Phragmoceras Broderip 1839
+
Invalid names: Pseudophragmoceras Zhuravleva 1972 [synonym]
G. †Phragmocerina Flower 1948
G. †Pristeroceras Ruedmann 1925
G. †Protophragmoceras Hyatt 1900
G. †Pseudendoplectoceras Kröger 2008
G. †Sthenoceras Flower 1957
G. †Talattoceras Miagkova 1967
G. †Tubiferoceras Hedström 1917
G. †Radoceras
G. †Taxyceras
Fm. †Taxyceratidae Zhuravleva 1972
+
G. †Cyclopoceras Mironenko 2018
+
Invalid names: Cyclopites Zhuravleva 1962 [replaced]
Fm. †Westonoceratidae Teichert 1933
+
G. †Antiphragmoceras Foerste 1925
G. †Broeggeroceras Sweet 1958
G. †Clarkesvillia Flower 1946
G. †Faberoceras Flower 1946
G. †Glyptodendron Claypole 1878
+
Invalid names: Glyptoceras Foerste 1893 [objective synonym]
G. †Hecatoceras Teichert and Glenister 1952
G. †Hemibeloitoceras Balashov 1962
G. †Lavaloceras Flower 1952
G. †Reedsoceras Foerste 1929
G. †Simardoceras Flower 1957
G. †Sinclairoceras Flower 1952
G. †Teichertoceras Foerste 1933
G. †Westonoceras Foerste 1924
+
Invalid names: Thuleoceras Troedsson 1928 [synonym]
G. †Winnipegoceras Foerste 1928
Or. †Oncocerida Flower and Kummel, Jr. 1950
+
Fm. †Acleistoceratidae Flower 1950
+
G. †Acleistoceras Hyatt 1884
G. †Amphicyrtoceras Foerste 1924
G. †Anomeioceras Foerste 1930
G. †Austinoceras Foerste 1934
G. †Byronoceras Foerste and Savage 1927
G. †Chadwickoceras Foerste 1930
G. †Clionyssiceras Foerste 1930
G. †Crateroceras Foerste and Savage 1927
G. †Ectocyrtoceras Foerste 1930
G. †Euryrizoceras Foerste 1935
G. †Galtoceras Foerste 1934
G. †Grimsbyoceras Foerste 1934
G. †Hercocyrtoceras Foerste 1927
G. †Paracleistoceras Foerste 1926
G. †Perioidanoceras Foerste 1930
G. †Poteriocerina Foerste 1926
G. †Rhomboceras Foerste 1934
+
Invalid names: Rhomboceras [objective synonym]
G. †Slocomoceras Foerste 1930
G. †Streptoceras Billings 1866
G. †Tumidoceras Flower 1949
G. †Worthenoceras Foerste 1930
G. †Yunnanoceras Chen et al. 1981
Fm. †Aktjuboceratidae Zhuravleva 1972
+
G. †Irinites
G. †Alloceras
G. †Anthomorpha Author
G. †Antonoceras Shimanskiy 1957
+
Aphyctoceras annulatum Barrande 1865
+
Invalid names: Ptenoceras annulatum Chlupác 1957 [synonym]
G. †Apioceras Fahrenkohl 1844
Fm. †Archiacoceratidae Teichert 1939
+
G. †Archiacoceras Foerste 1926
G. †Cyrtoceratites Goldfuss 1830
G. †Devonocheilus Shimanskiy 1962
G. †Barskoceras Leonova and Shchedukhin 2020
+
Barskoceras mirum Leonova and Shchedukhin 2020
Fm. †Brevicoceratidae Flower 1945
+
G. †Blastocerina Flower 1940
G. †Brevicoceras Flower 1938
Subfm. †Brevicoceratinae Flower 1941
G. †Cerovoceras Kröger 2008
G. †Eleusoceras Flower 1938
G. †Exocyrtoceras Flower 1938
G. †Foersteoceras Ruedemann 1925
G. †Gonionaedyceras Flower 1945
G. †Gyronaedyceras Flower 1945
G. †Mitroceras Hyatt 1894
G. †Naedyceras Hyatt 1884
+
Invalid names: Gyroceras Owen 1844 [synonym]
G. †Ovoceras Flower 1936
G. †Oxygonioceras Foerste 1925
G. †Stereotoceras Flower 1950
Subfm. †Stereotoceratinae Chen et al. 1981
G. †Verticoceras Flower 1936
G. †Wissenbachia Foerste 1926
Superfm. †Cyrthocerataceae Chapman 1857
+
Fm. †Cyrthoceratidae Chapman 1857
Fm. †Maelonoceratidae Hyatt 1884
Fm. †Oocerinidae Teichert 1938
+
Subg. †Cyrtoceras (Meloceras) Foord 1888
Cyrtoceras indomitum Barrande 1867
Cyrtoceras minneapolis Clarke 1897
Cyrtoceras murchisoni Barrande 1867
Cyrtoceras nevadense Walcott 1884
Fm. †Devonocheilidae Zhuravleva 1972
+
G. †Lysagoroceras Schönenberg 1952
G. †Onyxites Zhuravleva 1972
G. †Platyconoceras Zhuravleva 1972
Fm. †Diestoceratidae Foerste 1926
+
G. †Danoceras Troedsson 1926
+
Invalid names: Hyperoceras Foerste 1928 [synonym]
G. †Diestoceras Foerste 1924
G. †Dowlingoceras Foerste 1928
G. †Lyckholmoceras Teichert 1930
G. †Suttonoceras Miller and Youngquist 1947
G. †Eudoceras Hyatt 1884
G. †Gomphoceras Sowerby 1839
+
Gomphoceras eichwaldi de Verneuil 1845
Gomphoceras suboviforme Walcott 1884
Fm. †Graciloceratidae Flower in Flower and Kummel 1950
+
G. †Eorizoceras Flower 1943
G. †Graciloceras Flower 1943
G. †Isbergoceras Kröger and Aubrechtová 2019
G. †Kundoceras Kröger et al. 2009
G. †Leonardoceras Flower 1968
G. †Piersaloceras Teichert 1930
G. †Pomerantsoceras Kröger 2007
G. †Porkunioceras Kröger 2007
G. †Ringoceras Strand 1934
Fm. †Hemiphragmoceratidae Foerste 1926
+
G. †Conradoceras Foerste 1926
G. †Hemiphragmoceras Hyatt in Zittel 1900
G. †Hexameroceras Hyatt 1884
G. †Octamerella Teichert and Sweet 1962
G. †Octameroceras Hyatt 1900
G. †Tetrameroceras Hyatt 1884
G. †Iowoceras
Fm. †Jovellaniidae Foord 1888
+
G. †Bohemojovellania Manda 2001
G. †Herkimeroceras Foerste 1926
G. †Jovellania Bayle 1879
G. †Kijoceras Zhuravleva 1982
G. †Laumontoceras Foerste 1926
G. †Mixosiphonoceras Hyatt 1900
G. †Projovellania Hyatt 1900
G. †Rhytidoceras Miagkova 1967
G. †Xyloceras Miagkova 1967
Fm. †Karoceratidae Teichert 1939
+
G. †Ankyloceras Zhuravleva 1974
G. †Karoceras Roussanoff 1909
G. †Osbornoceras Foerste 1936
G. †Shuranoceras Barskov 1959
G. †Ventrobalashovia Kröger 2008
G. †Nelimenia Laporte 1843
Fm. †Nothoceratidae Fischer 1882
+
G. †Blakeoceras Foerste 1926
G. †Bolloceras Foerste 1926
G. †Conostichoceras Foerste 1926
G. †Cyrthoceratites d'Archiac and deVerneuil 1842
+
Invalid names: Cranoceras [synonym]
G. †Lorieroceras Foerste 1926
G. †Metaphragmoceras Flower 1938
Subfm. †Metaphragmoceratinae Chen et al. 1981
G. †Mutoblakeoceras Kröger 2008
G. †Nothoceras Barrande 1856
Subfm. †Nothoceratinae Fischer 1882
G. †Paraconradoceras Foerste 1926
G. †Tafilaltoceras Kröger 2008
G. †Turnoceras Foerste 1926
Fm. †Oncoceratidae Hyatt 1884
+
G. †Asaphiceras Foerste 1928
G. †Beloitoceras Foerste 1924
G. †Centrorizoceras Foerste 1930
G. †Cyrtorizoceras Hyatt 1900
G. †Dalecarlioceras Frye 1987
G. †Digenuoceras Foerste 1935
G. †Dunleithoceras Foerste 1924
G. †Ehlersoceras Foerste 1932
G. †Ekwanoceras Foerste and Savage 1927
G. †Kentlandoceras Foerste 1932
G. †Laphamoceras Foerste 1933
G. †Loganoceras Foerste 1932
G. †Maelonoceras Hyatt 1884
+
Invalid names: Meloceras Foord 1888 [synonym]
G. †Metarizoceras Foerste 1930
G. †Miamoceras Flower 1946
G. †Neumatoceras Foerste 1935
G. †Oncoceras Hall 1847
G. †Oocerina Foerste 1926
G. †Orthorizoceras Kröger 2008
G. †Paramiamoceras Chen 1987
G. †Plesiorizosceras Chen et al. 1981
G. †Retizitteloceras Kröger et al. 2011
G. †Richardsonoceras Foerste 1932
G. †Richardsonoceroides Chen 1987
G. †Rizoceras Hyatt 1884
G. †Romingoceras Foerste 1932
G. †Scofieldoceras Foerste 1932
G. †Vaupelia Flower 1946
G. †Zittelloceras Hyatt 1884
Fm. †Oonoceratidae Hyatt 1884
+
G. †Euryrizocerina Manda and Turek 2009
G. †Oonoceras Hyatt 1884
G. †Pachtoceras Foerste 1926
Fm. †Polyelasmoceratidae Shimanskiy 1956
+
G. †Codoceras Hyatt 1900
G. †Coelocyrtoceras Foerste 1926
G. †Cyrtocheilus Shimanskiy 1962
G. †Danaoceras Foerste 1926
G. †Evlanoceras Zhuravleva 1962
G. †Hipparionoceras Flower 1945
G. †Macrodomoceras Teichert and Glenister 1952
G. †Turoceras Zhuravleva 1959
G. †Wadeoceras Teichert 1939
Fm. †Poterioceratidae Foord 1888
+
G. †Argocheilus Shimanskiy 1961
G. †Cyrtogomphus Flower 1938
G. †Mecynoceras Foerste 1926
G. †Poterioceras M'Coy 1844
+
Invalid names: Calchasiceras [synonym]
G. †Welleroceras Miller and Furnish 1938
G. †Xenoceras Flower 1952
G. †Ramussenoceras Foerste 1932
Superfm. †Rutoceratoidea Hyatt 1884
+
Fm. †Hercoceratidae Hyatt 1884
Fm. †Parauloceratidae Manda and Turek 2009
G. †Sycoceras Pictet 1854
G. †Trigonodema Laporte 1843
Fm. †Trimeroceratidae Hyatt and Zittel 1900
+
G. †Clathroceras Foerste 1926
G. †Eotrimeroceras Foerste 1928
G. †Inversoceras Hedström 1917
G. †Jeppssonoceras Stridsberg 1985
G. †Pentameroceras Hyatt 1884
G. †Platycomeroceras Chen et al. 1981
G. †Plemeroceras Stridsberg 1985
G. †Stenogomphoceras Foerste 1930
G. †Trimeroceras Hyatt 1884
Fm. †Tripleuroceratidae Foerste 1926
+
G. †Psiaoceras Shimanskiy 1957
G. †Tripleuroceras Hyatt 1884
Fm. †Valcouroceratidae Flower 1946
+
G. †Actinomorpha Flower 1943
G. †Augustoceras Flower 1946
G. †Fayettoceras Foerste 1932
G. †Kindleoceras Foerste 1924
G. †Manitoulinoceras Foerste 1924
G. †Minganoceras Foerste 1938
G. †Staufferoceras Foerste 1932
G. †Valcouroceras Flower 1943
G. †Valkyrioceras Kröger and Aubrechtová 2019
G. †Wetherbyoceras Foerste 1926
+
Wetherbyoceras conoidale Wetherby 1881
Or. †Tarphycerida Flower and Kummel, Jr. 1950
+
Fm. †Estonioceratidae Hyatt 1900
+
G. †Aethoceras Teichert and Glenister 1954
G. †Alaskoceras Miller and Kummel 1945
G. †Aphetoceras Hyatt 1894
G. †Deltoceras Hyatt 1894
G. †Eichwaldoceras Balashov 1955
G. †Estonioceras Noetling 1883
G. †Pycnoceras Hyatt 1894
G. †Shumardoceras Ulrich and Foerste 1936
G. †Tragoceras Remelé 1890
Invalid names: Deltoceratidae Ulrich et al. 1942 [synonym]
Fm. †Ophidioceratidae Hyatt 1894
+
G. †Ophioceras Barrande 1865
+
Invalid names: Ophidioceras [synonym]
Fm. †Tarphyceratidae Hyatt 1894
+
G. †Bentoceras Stumbur 1962
G. †Campbelloceras Ulrich and Foerste 1936
G. †Centrotarphyceras Ulrich and Foerste 1936
G. †Cycloplectoceras Ulrich et al. 1942
G. †Eurystomites Schröder 1891
G. †Falcilituites Remele 1886
G. †Moreauoceras Cullison 1944
G. †Pilotoceras Cullison 1944
G. †Pionoceras Ulrich et al. 1942
G. †Planctoceras Schröder 1891
G. †Rectanguloceras Stumbur 1962
G. †Seelyoceras Ulrich and Foerste 1936
G. †Sweetoceras Stumbur 1962
G. †Tarphyceras Hyatt 1894
Fm. †Trocholitidae Chapman 1857
+
G. †Arkoceras Ulrich et al. 1942
G. †Curtoceras Ulrich et al. 1942
G. †Discoceras Barrande 1867
G. †Graftonoceras Foerste 1925
G. †Hardmanoceras Teichert and Glenister 1952
G. †Jasperoceras Ulrich et al. 1942
G. †Litoceras Hyatt 1883
G. †Palaeonautilus Remele 1881
G. †Paradiscoceras Barskov 1972
G. †Schroederoceras Hyatt 1894
G. †Trocholites Conrad 1838
G. †Trocholitoceras Hyatt 1894
G. †Wichitoceras Ulrich et al. 1942
Fm. †Weberoceratidae Dzik 1984
+
G. †Weberoceras Barskov 1972
Invalid names: Discoceratidae Dzik 1984 [empty]
Fm. †Uranoceratidae Hyatt 1900
+
G. †Cliftonoceras Flower 1957
G. †Cumingsoceras Flower 1950
G. †Jolietoceras Foerste 1925
G. †Siljanoceras Kröger 2013
+
Siljanoceras varians Kröger 2013
G. †Uranoceras Hyatt 1884
G. †Warburgoceras Kröger 2013
+
Warburgoceras longitudinale Angelin and Lindström 1880
Subcl. Nautiloidea Agassiz 1847 [nautiloid]
+
Subor. †Actinoceratina Flower 1950
+
Invalid names: Lambeoceratidae Flower 1957 [empty]
Subor. †Endoceratina Flower 1950
+
Invalid names: Cyrtovaginoceratidae Flower 1958 [empty]
Or. Nautilida Agassiz 1847
+
Superfm. †Aipoceratoidea Hyatt 1883
+
Fm. †Aipoceratidae Hyatt 1883
Fm. †Scyphoceratidae Ruzhentsev and Shimanskiy 1954
Fm. †Solenochilidae Hyatt 1883
Invalid names: Litogyroceratidae [empty]
Fm. †Aktubonautilidae Ruzhentsev and Shimanskiy 1954
+
G. †Aktubonautilus Ruzhentsev and Shimanskiy 1954
G. †Basleonautilus Ruzhentsev and Shimanskiy 1954
G. †Anglonautlis Spath 1927
Fm. †Centroceratidae Hyatt in Zittel 1900
+
G. †Carlloceras Flower and Caster 1935
G. †Centroceras Hyatt 1884
G. †Diorugoceras Hyatt 1893
G. †Homaloceras Whiteaves 1891
G. †Phacoceras Hyatt 1884
G. †Strophiceras Hyatt 1884
Superfm. †Clydonautiloidea Hyatt in Zittel 1900
+
Fm. †Clydonautilidae Hyatt in Zittel 1900
Fm. †Ephippioceratidae Miller and Youngquist 1949
Fm. †Gonionautilidae Kummel 1950
Fm. †Liroceratidae Miller and Youngquist 1949
Fm. †Siberionautilidae Popov 1951
G. †Conchorhynchus de Blainville 1827
+
Conchorhynchus cretaceus Fritsch 1897
Conchorhynchus robustus König 1920
Fm. †Dentoceratidae Ruzhentsev and Shimanskiy 1954
+
G. †Dentoceras Ruzhentsev and Shimanskiy 1954
G. †Exoticeras Barskov and Shilovsky 2014
+
Exoticeras exoticum Barskov and Shilovsky 2014
G. †Kummeloceras Shimanskiy 1967
+
Kummeloceras sibiricum Shimanskiy 1967
G. †Menuthionautlis Collignon 1933
Superfm. Nautiloidea de Blainville 1825
+
Fm. †Aturiidae Chapman 1857
Fm. †Cenoceratidae Tinant and Kabamba 1983
Fm. †Cymatoceratidae Spath 1927
Fm. †Hercoglossidae Spath 1927
Fm. Nautilidae de Blainville 1825
+
Invalid names: Eutrephoceratidae Hyatt 1894 [synonym]
Fm. †Paracenoceratidae Spath 1927
Fm. †Pseudonautilidae Shimansky and Erlanger 1955
G. †Nautilorhynchus Fritsch 1910
+
Nautilorhynchus simplex Fritsch 1872
+
Invalid names: Rhyncholithes bohemicus Till 1906 [synonym], Rhyncholithes curtus Till 1907 [synonym], Rhyncholithes curvatus Till 1907 [synonym], Rhyncholithes rectus Till 1907 [synonym]
+
Nikenautilus beleuthensis Shimansky 1957
Nikenautilus vultur Shimanskiy 1967
G. †Parachouteauoceras Niko and Ozawa 1997
Fm. †Paranautilidae Kummel 1953
+
G. †Indonautilus Mojsisovics 1902
G. †Picardiceras Parnes 1986
Fm. †Permonautilidae Barskov and Shilovsky 2014
+
G. †Nemdoceras Barskov and Shilovsky 2014
G. †Permonautilus Kruglov 1933
G. †Tatianautilus Barskov and Shilovsky 2014
G. †Thyoceras Leonova and Shchedukhin 2020
Fm. †Pleuronautilidae Hyatt 1900
+
G. †Linonautilus Zhou 1979
G. †Pseudostenopoceras Shimanskiy 1967
+
Pseudostenopoceras lenticulare Shimanskiy 1967
Pseudostenopoceras solare Shimanskiy 1967
G. †Pteronautilus Meek 1865
+
Subor. †Rutoceratina Flower and Kummel 1950
+
Superfm. †Rutocerataceae Hyatt 1884
Fm. †Syringonautilidae Mojsisovics 1902
+
G. †Clymenonautilus Hyatt in Zittel 1900
G. †Juvavionautilus Mojsisovics 1902
G. †Oxynautilus Mojsisovics 1902
G. †Syringoceras Hyatt 1894
G. †Syringonautilus Mojsisovics 1902
Subor. †Tainoceratina Shimansky 1964
+
Superfm. †Temnocheilaceae Mojsisovics 1902
Superfm. †Trigonoceratoidea Hyatt 1884
Superfm. †Tainoceratoidea Hyatt 1883
+
Fm. †Gzheloceratidae Ruzhentsev and Shimanskiy 1954
Fm. †Koninckioceratidae Hyatt in Zittel 1900
Fm. †Mosquoceratidae Ruzhentsev and Shimanskiy 1954
Fm. †Rhiphaeoceratidae Ruzhentsev and Shimanskiy 1954
Fm. †Tetragonoceratidae Flower 1945
G. †Uloceras
+
Yakutionautilus kavalerovae Arkhipov and Barskov 1970
Invalid names: Bisiphytes Montfort 1808 [nomen vanum], Dentalium (Antalis) acumen de Koninck 1883 [nomen nudum], Nautilus delphinus Forbes 1846 [nomen dubium], Nautilus marcoui d'Orbigny 1850 [nomen dubium], Nautilus normannicus von Loesch 1914 [nomen nudum], Thrincoceratidae Ruzhentsev and Shimanskiy 1954 [empty]
Subor. †Orthochoanites Martin 1904
+
Invalid names: Ophioceratidae Arthaber [empty]
G. †Sueroceras Riccardi and Sabattini 1975
Invalid names: Ascoceratina Flower 1950 [empty], Basslerocerida Flower and Kummel, Jr. 1950 [empty], Discosorina Flower 1940 [empty], Eudoceratidae Hyatt 1883 [empty], Gyroceras de Koninck 1844 [invalid subgroup], Michelinoceratina Flower 1950 [empty], Oncoceratina Flower 1950 [empty], Tarphyceratina Flower 1950 [empty]
Subg. †Nautilus (Solenochilus) Meek and Worthen 1870
Subcl. †Orthoceratoidea M'Coy 1844
+
Or. †Actinocerida Teichert 1933
+
Fm. †Actinoceratidae Saeman 1853
+
G. †Actinoceras Bronn 1837
+
Invalid names: Metactinoceras [synonym]
G. †Ellinoceras Balashov 1960
G. †Elrodoceras Foerste 1924
G. †Floweroceras Miller and Youngquist 1947
G. †Kochoceras Troedsson 1926
G. †Leurorthoceras Foerste 1921
G. †Paractinoceras Hyatt 1900
G. †Saffordoceras Foerste and Teichert 1930
G. †Troostoceras Foerste and Teichert 1930
Fm. †Armenoceratidae Troedsson 1926
+
G. †Armenoceras Foerste 1924
+
Invalid names: Helenites Zhuravleva 1962 [synonym], Tunguskoceras [synonym]
G. †Kailiceras Chen and Liu 1974
G. †Megadiscosorus Foerste 1925
G. †Monocyrtoceras Foerste 1924
G. †Nybyoceras Troedsson 1926
G. †Selkirkoceras Foerste 1929
G. †Stolbovoceras Balashov 1962
G. †Astoceras
G. †Calhounoceras Troedsson 1926
Fm. †Carbactinoceratidae Schindewolf 1943
+
G. †Aploceras d'Orbigny 1849
G. †Carbactinoceras Schindewolf 1935
G. †Rayonnoceras Croneis 1926
G. †Eldroceras Foerste 1924
Fm. †Georginidae Wade 1977
+
G. †Georgina Wade 1977
Fm. †Gonioceratidae Hyatt 1884
+
G. †Gonioceras Hall 1847
G. †Hoeloceras Sweet 1958
G. †Lambeoceras Foerste 1917
Fm. †Greenlandoceratidae Shimizu and Obata 1935
+
G. †Greenlandoceras Shimizu and Obata 1935
+
Invalid names: Greenlandoceras Shimizu and Obata 1935 [objective synonym]
G. †Richmondoceras Frey 1995
G. †Hopeioceras Shimuzu and Obata 1936
Fm. †Huroniidae Foerste and Teichert 1930
+
G. †Discoactinoceras Kobayashi 1927
G. †Huronia Stokes 1824
G. †Huroniella Foerste 1924
G. †Jeholoceras Kobayashi and Matumoto 1942
G. †Kobayashiceras Niko 1998
+
Fm. †Meitanoceratidae Kobayashi 1977
+
G. †Meitanoceras Chen and Liu 1974
G. †Pomphoceras Zou and Chen 1984
Fm. †Ormoceratidae Saeman 1853
+
G. †Adamsoceras Flower 1957
G. †Deiroceras Hyatt 1884
G. †Metarmenoceras Flower 1940
G. †Mstikhinoceras Shimanskiy 1961
G. †Ormoceras Stokes 1840
+
Invalid names: Aluveroceras [synonym]
G. †Orthonybyoceras Shimizu and Obata 1935
+
Invalid names: Siberioceras [synonym]
G. †Parormoceras Shimizu and Obata 1935
G. †Troedssonoceras Foerste 1928
G. †Parahelenites Chen and Liu 1974
+
Parahelenites guizhouensis Chen and Liu 1974
Fm. †Parahelenitidae Chen et al. 1981
+
G. †Euryarthroceras Chen et al. 1981
G. †Eushantungoceras Shimizu and Obata 1935
Fm. †Polydesmiidae Kobayashi 1940
+
G. †Ordosoceras Chang 1959
G. †Polydesmia Lorenz 1906
Fm. †Pseudactinoceratidae Schindewolf 1943
+
G. †Linteroceras Mironenko 2023
+
Invalid names: Linter Shimansky 1968 [replaced]
Fm. †Ruedemannoceratidae Flower 1940
+
G. †Elkanoceras Flower 1971
G. †Franklinoceras Flower 1957
G. †Madiganella Teichert and Glenister 1952
G. †Ruedemannoceras Flower 1940
G. †Subtofangoceras Shimuzu and Obata 1936
Fm. †Wutinoceratidae Shimizu and Obata 1935
+
G. †Cyrtonybyoceras Teichert 1933
G. †Mesowutinoceras Chen 1976
G. †Wutinoceras Shimizu and Obata 1935
Invalid names: Gouldoceratidae Stait 1984 [empty]
Or. †Dissidocerida Zhuravleva 1964
+
Fm. †Bajkaloceratidae Balashov 1960
+
G. †Bajkaloceras Balashov 1960
Fm. †Geisonoceratidae Zhuravleva 1959
+
G. †Angeisonoceras Kröger 2008
G. †Columenoceras Barskov 1960
G. †Geisonoceras Hyatt 1884
G. †Harrisoceras Flower 1939
G. †Joachimoceras Barskov 1960
G. †Jonesoceras Barskov 1960
G. †Nilssonoceras Kröger 2004
G. †Ordogeisonoceras Frey 1995
G. †Protokionoceras Grabau and Shimer 1910
G. †Striacoceras Flower 1936
G. †Temperoceras Barskov 1960
+
Invalid names: Pseudotemperoceras [synonym]
G. †Ugooloceras Evans 1996
G. †Virgoceras Flower 1939
G. †Zhuravlevia Doguzhaeva 1994
Fm. †Intejoceratidae Balashov 1960
+
G. †Evencoceras Balashov 1960
G. †Intejoceras Balashov 1960
Fm. †Polymeridae Evans 2005
+
G. †Polymeres Murchison 1839
Fm. †Rangeroceratidae Evans 2005
+
G. †Anrangeroceras Kröger and Landing 2009
G. †Cyclorangeroceras Evans 2005
G. †Rangeroceras Hook and Flower 1977
Fm. †Troedssonellidae Kobayashi 1935
+
G. †Buttsoceras Ulrich and Foerste 1933
G. †Moridunoceras Evans 2005
G. †Oxfordoceras Ulrich et al. 1944
G. †Tajaroceras Hook and Flower 1976
G. †Thoraloceras Kröger and Evans 2011
G. †Troedssonella Kobayashi 1935
Or. †Lituitida Starobogatov 1983
+
Fm. †Lamellorthoceratidae Teichert 1961
+
G. †Arthrophyllum Beyrich 1850
+
Invalid names: Lamellorthoceras Termier and Termier 1950 [synonym]
G. †Gorgonoceras Zhuravleva 1961
Fm. †Lituitidae Philips 1848
+
G. †Ancistroceras Remele 1881
G. †Angelinoceras Hyatt 1894
G. †Bodoceras Frye 1982
G. †Cyclolituites Remelé 1886
G. †Holmiceras Hyatt 1894
+
Invalid names: Sigmorthoceras Kobayashi 1934 [synonym]
G. †Lituites Bertrand 1763
G. †Trilacinoceras Sweet 1958
Fm. †Sinoceratidae Shimizu and Obata 1935
+
G. †Rhynchorthoceras Remelé 1882
+
Invalid names: Rhynchoceras Remele 1881 [replaced]
G. †Tyrioceras Strand 1933
Fm. †Sphooceratidae Flower 1962
+
G. †Sphooceras Flower 1962
Fm. †Offleyoceratidae Flower 1962
+
G. †Offleyoceras Foerste 1928
Or. †Orthocerida Kuhn 1940
+
G. †Aptychopsis Barrande 1872
+
Aptychopsis angulatum Jones and Woodward 1892
Aptychopsis ovata Jones and Woodward 1888
Aptychopsis prima Barrande 1872
Aptychopsis salteri Woodward 1882
Fm. †Arionoceratidae Dzik 1984
+
G. †Adiagoceras Kröger 2008
G. †Arionoceras Barskov 1966
G. †Parakionoceras Foerste 1928
Fm. †Baltoceratidae Kobayashi 1935
+
G. †Amsleroceras Hook and Flower 1977
G. †Annbactroceras Kröger and Evans 2011
G. †Bactroceras Holm 1898
+
Invalid names: Eobactrites Schindewolf 1932 [synonym]
G. †Castelloceras Evans 2005
G. †Cochlioceras Eichwald 1860
+
Invalid names: Baltoceras Holm 1897 [synonym]
G. †Cyrtobaltoceras Flower 1964
G. †Endorioceras Flower 1964
G. †Eosomichelinoceras Chen 1974
G. †Hedstroemoceras Foerste 1930
G. †Metabaltoceras Flower 1964
G. †Microbaltoceras Flower 1964
G. †Rhabdiferoceras Flower 1964
G. †Semiannuloceras Evans 2005
G. †Sinocochleoceras Qi 1980
G. †Veneficoceras Hook and Flower 1977
Fm. †Brachycycloceratidae Furnish et al. 1964
+
G. †Brachycycloceras Miller et al. 1933
G. †Chicagooceras Foerste and Savage 1927
G. †Cornuella Shimansky 1968
G. †Cycloceras M'Coy 1844
+
Cycloceras laevigatum M'Coy 1844
Cycloceras olorus Hall 1879
Cycloceras waageni Kittl 1903
Invalid names: Perigrammoceras Foerste 1924 [synonym]
G. Dictyoceras Eichwald 1860
G. †Garryoceras Foerste 1928
G. †Heloceras Eichwald 1860
G. †Jangziceras Lai 1964
G. †Joldagiroceras Miagkova 1967
+
Joldagiroceras gyratum Miagkova 1967
G. †Kentronites Zhuravelva 1964
+
Invalid names: Tambegiroceras Miagkova 1967 [synonym]
Fm. †Kionoceratidae Hyatt 1900
+
G. †Kionoceras Hyatt 1884
G. †Nothokionoceras Chen et al. 1981
G. †Ohioceras Shimizu and Obata 1935
G. †Polygrammoceras Foerste 1927
G. †Thoracoceras Fischer de Waldheim 1844
G. †Loxoceras M'Coy 1844
G. †Molossus deMontfort 1808
G. †Naivs
G. †Neorthoceras Shimizu and Obata 1936
Fm. †Orthoceratidae M'Coy 1844
+
G. †Aethiosolen Flower 1968
Subfm. †Anaspyroceratinae Chen et al. 1981
G. †Chebbioceras Klug et al. 2008
G. †Ctenoceras Noetling 1884
G. †Infundibuloceras Klug et al. 2008
G. †Kopaninoceras Kiselev 1969
Subfm. †Leurocycloceratinae Sweet 1964
G. †Merocycloceras Ristedt 1968
G. †Michelinoceras Foerste 1932
Subfm. †Michelinoceratinae Flower 1945
G. †Orthoceras Breynius 1832
+
Invalid names: Orthoceros Brünnich 1771 [objective synonym]
Subfm. †Orthoceratinae McCoy 1844
G. †Orthocycloceras Barskov 1972
G. †Palorthoceras Kröger et al. 2007
G. †Pleurorthoceras Flower 1962
G. †Pojetoceras Frey 1995
G. †Pseudospyroceras Kröger 2008
G. †Striatocycloceras Kröger and Isakar 2006
G. †Theoceras Kröger 2008
G. †Tibichoanoceras Kröger 2008
G. †Tienoceras Zhao 1954
G. †Trematoceras Eichwald 1851
Invalid names: Orthocerotidae Miller and Teichert 1936 [synonym], Prohypogeophis Marcus 1945 [nomen dubium], Prohypogeophis tunariensis Marcus 1945 [nomen dubium]
Subor. †Orthoceratina Dzik 1984
+
Fm. †Dawsonoceratidae Flower 1962
Fm. †Eriditidae Chen in Chen et al 1981
Superfm. †Orthodochmiocerataceae Chen et al. 1981
+
Fm. †Orthodochmioceratidae Chen et al. 1981
Fm. †Proteoceratidae Flower 1962
+
G. †Archigeisonoceras Chen 1984
G. †Baykonuroceras Barskov 1972
G. †Clothoceras Kröger and Aubrechtová 2019
G. †Cyrtactinoceras Hyatt in Zittel 1900
G. †Ephippiorthoceras Foerste 1924
G. †Euorthoceras Foerste 1893
G. †Gangshanoceras Zou 1988
G. †Gorbyoceras Shimizu and Obata 1935
+
Invalid names: Hammelloceras Shimizu and Obata 1935 [synonym]
G. †Isorthoceras Flower 1962
G. †Liulinoceras Zou and Chen 1984
G. †Mesnaquaceras Flower 1955
G. †Metephippiorthoceras Zhuravleva 1957
G. †Monomuchites Wilson 1961
G. †Paraproteoceras Chen 1981
G. †Proteoceras Flower 1955
G. †Pseudeskimoceras Shimizu and Obata 1936
G. †Pseudoliolinoceras Zou and Chen 1984
G. †Stereospyroceras Flower 1955
G. †Tofangoceras Kobayashi 1927
+
Invalid names: Kogenoceras Shimizu and Obata 1936 [synonym], Tofangocerina Sweet 1964 [synonym]
G. †Transorthoceras Kröger et al. 2011
G. †Treptoceras Flower 1942
G. †Ulmioceras Zhuravleva 1990
Invalid names: Hammelloceratidae Shimizu and Obata 1936 [synonym]
Superfm. †Pseudorthocerataceae Sweet 1964
+
Fm. †Cyrtactinoceratidae Chen et al. 1981
Fm. †Mysterioceratidae Sweet 1964
Fm. †Songkanocerasidae Chen et al. 1981
Fm. †Stereoplasmoceratidae Kobayashi 1934
Superfm. †Pseudorthoceratoidea Flower and Caster 1935
+
Fm. †Sactoceratidae Troedsson 1926
G. †Rhabdites
G. †Rhipsites
Fm. †Sactorthoceratidae Flower 1946
+
G. †Braulioceras Kröger et al. 2007
G. †Cartersoceras Flower 1964
G. †Centroonoceras Kobayashi 1934
G. †Glenisteroceras Flower 1957
G. †Leptoplatophrenoceras Chen and Zou 1984
G. †Murrayoceras Foerste 1926
G. †Sactorthoceras Kobayashi 1934
+
Invalid names: Kawasakiceras Kobayashi 1934 [synonym]
G. †Scipioceras Zhuravleva 1964
G. †Sigmocycloceras Kobayashi 1934
G. †Wennanoceras Chen 1976
G. †Wolungoceras Kobayashi 1931
G. †Sannionites deWaldheim 1829
Fm. †Sichuanoceratidae Zhuravleva 1978
+
G. †Neosichuanoceras Chen et al. 1981
G. †Sichuanoceras Chang 1962
Fm. †Sphaerorthoceratidae Ristedt 1968
+
G. †Akrosphaeorthoceras Ristedt 1968
G. †Akrosphaerorthoceras Ristedt 1968
G. †Hemicosmorthoceras Ristedt 1968
G. †Iwakiella Hatai et al. 1972
G. †Parasphaerorthoceras Ristedt 1968
G. †Plagiostomoceras Teichert and Glenister 1952
G. †Sphaerorthoceras Ristedt 1968
G. †Subspyroceras Shimizu and Obata 1935
G. †Tretoceras Salter 1958
Fm. †Tripteroceratidae Flower 1941
+
G. †Allumettoceras Foerste 1926
G. †Eotripteroceras Flower 1943
G. †Hadoceras Strand 1934
G. †Mucteoceras Miagkova 1967
G. †Rasmussenoceras Foerste 1932
G. †Tripteroceras Hyatt 1884
G. †Tripterocerina Foerste 1935
G. †Zeehanoceras Stait 1982
G. †Uralharuspex Ceccolini and Cianferoni 2023
+
Uralharuspex latisiphonatus Shimansky 1968
Invalid names: Haruspex [replaced]
G. †Vericeras
Invalid names: Michelinoceratida Flower and Kummel 1950 [synonym], Sinoceratida Kobayashi 1958 [synonym], Sphaerortoceratidae Ristedt 1968 [empty]
Fm. †Paraphragmitidae Flower 1950
+
G. †Calocyrtoceras Foerste 1936
G. †Cyrtocycloceras Foerste 1936
G. †Gaspocyrtoceras Foerste 1936
+
Gaspocyrtoceras clarksoni Holland 2000
G. †Lyecoceras Mutvei 1957
G. †Paraphragmites Flower 1943
Fm. †Protobactritidae Chen et al. 1981
+
G. †Protobactrites Hyatt 1900
+
Protobactrites clinatus Chen et al. 1981
Protobactrites compressus Chen et al. 1981
Protobactrites densus Chen et al. 1981
Protobactrites heshuiensis Chen et al. 1981
Protobactrites leijitunensis Chen et al. 1981
Protobactrites loumianensis Chen et al. 1981
Protobactrites rectus Chen et al. 1981
Protobactrites rongxiensis Chen et al. 1981
Protobactrites styloideum Barrande 1874
Protobactrites subquadratus Chen et al. 1981
Or. †Pseudorthocerida Barskov 1968
+
Fm. †Pseudorthoceratidae Flower and Caster 1935
+
G. †Buchanoceras Teichert and Glenister 1952
Subfm. †Cayutoceratinae Flower 1939
G. †Dinocycloceras Gordon 1964
G. †Dolorthoceras Miller 1931
G. †Geidoloceras Kröger 2008
G. †Hebetorthoceras Kröger and Mapes 2005
G. †Houdongoceras Yang et al. 2021
G. †Mitorthoceras Gordon 1960
G. †Mongoceras Miagkova 1967
G. †Neocycloceras Flower and Caster 1935
G. †Probatoceras Zhyravleva 1978
Subfm. †Pseudactinoceratinae Schindewolf 1943
Subfm. †Pseudorthoceratinae Sweet 1964
G. †Subdoloceras Kröger 2008
G. †Subormoceras Kröger 2008
G. †Uralorthoceras Shimanskiy 1951
Invalid names: Mooreoceratidae Shimanskiy 1954 [synonym], Shikanoceratidae Shimansky 1956 [synonym]
Fm. †Spyroceratidae Shimizu and Obata 1935
+
G. †Adnatoceras Flower 1939
G. †Anastomoceras Flower 1939
G. †Atahococeras Niko et al. 2000
G. †Bitaunioceras Shimizu and Obata 1936
G. †Cancellspyroceras Kröger 2008
G. †Cryptorthoceras Flower 1939
G. †Cyrtospyroceras Flower 1938
G. †Cyrtothoracoceras Turner 1964
G. †Diagoceras Flower 1936
G. †Euloxoceras Miller et al. 1933
G. †Fusicoceras Flower 1939
G. †Geisonoceroides Flower 1939
G. †Gordonoceras Teichert and Glenister 1953
G. †Lopingoceras Shimanskiy 1962
G. †Palaeospyroceras Chen et al. 1981
G. †Palmeroceras Flower 1936
G. †Petryoceras Flower 1939
G. †Pseudocycloceras Barskov 1959
G. †Reticycloceras Gordon 1960
G. †Sceptrites Flower 1939
G. †Shikhanoceras Shimanskiy 1954
G. †Spyroceras Hyatt 1884
G. †Suloceras Manda 2001
G. †Tripteroceroides Miller and Furnish 1940
G. †Slemmestadoceras Kröger 2008
+
Slemmestadoceras attavus Brøgger 1882
Invalid names: Riocerida King and Evans 2019 [empty]
G. †Palaeoteuthis d'Orbigny 1849
+
Palaeoteuthis infira Shimansky 1947
G. †Rhyncholithes Blainville 1827
+
G. †Rhynchoteuthis d'Orbigny 1847
+
Rhynchoteuthis astieriana d'Orbigny 1845
Rhynchoteuthis minima von der Marck 1858
Rhynchoteuthis monasteriensis von der Marck 1858
G. †Scaptorrhynchus Bellardi 1871
G. †Teratoceroides Xu and Lai 1983
G. †Tillicheilus Shimanskiy 1947
G. †Toxancyloceras Delanoy 2003
+
Fm. †Yanheceratidae Chen and Qi 1979
+
G. †Yanheceras Chen and Zou 1979
Invalid names: Ectocochlia Schwarz 1894 [empty], Endocycloceratidae Ulrich et al. 1944 [empty], Irianoceras Kobayashi and Burton 1971 [nomen dubium], Mesoteuthoidea Naef 1921 [empty], Ohioceratidae Shimizu and Obata 1936 [invalid subgroup], Orthoceratoidea Zhuravleva 1994 [empty], Plectronocerida [empty], Robsonoceratidae Ulrich et al. 1944 [empty], Stemtonoceratidae Ulrich et al. 1944 [empty], Tetrabranchiata [empty]
G. †Conchula Herrmannsen 1847
G. †Corystos Vendrasco et al. 2010
+
Corystos thorntoniensis Vendrasco et al. 2010
G. †Dingus
G. Dysmea Dall et al. 1939
+
Dysmea occidens Gmelin 1791
G. †Ebianella
G. †Eosoconus Yü 1979
+
Eosoconus formosus Yü 1979
Eosoconus primarius Yü 1979
Cl. Gastropoda Cuvier 1795 [snail]
+
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
Subcl. †Archaeobranchia Parkhaev 2001
+
Invalid names: Pelagielliformes MacKinnon 1985 [empty]
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
+
Invalid names: Liljevallospiridae Golikov and Starobogatov 1989 [synonym]
G. †Blodgettinotus Frýda 1999
Fm. †Bucanellidae Koken and Perner 1925
Fm. †Bucaniidae Ulrich and Scofield 1897
Fm. †Euphemitidae Knight 1956
Fm. †Knightitidae Knight 1956
Fm. †Plectonotidae Boucot and Yochelson 1966
Fm. †Pterothecidae Wenz 1938
Fm. †Sinuitidae Dall 1913
Fm. †Temnodiscidae Horný 1963
G. †Thoralispira Horný and Vizcaïno 1995
Fm. †Yochelsoniidae Horný 1962
Invalid names: Cymbulariidae Horný 1963 [empty]
G. †Cloudina Knight 1947
G. †Gammadiscus Horný 1962
G. †Mirochiliticus Yu 1980
+
G. †Siluracmaea Horný 1961
+
Siluracmaea ovoidea Perner 1903
+
Invalid names: Siluracmaea incerta Perner 1903 [synonym]
Superfm. †Tropidodiscoidea Knight 1956
+
Fm. †Tropidodiscidae Knight 1956
+
G. †Groomodiscus Rohr and Yochelson 1990
G. †Kosorodiscus Horný 2005
G. †Neimongolidiscus Pan and Cook 2003
G. †Nylanderina Boucot et al. 1967
G. †Sinuitina Knight 1945
G. †Spirilira Pinilla et al. 2007
Subfm. †Temnodiscinae Horný 1962
G. †Tropidodiscus Meek and Worthen 1866
+
Invalid names: Oxydiscus Koken 1889 [objective synonym], Tropidocyclus de Koninck 1882 [synonym]
G. †Vorticina Gordon and Yochelson 1987
G. †Westraliadiscus Cook 1999
+
Invalid names: Ningbingia Cook 1998 [replaced]
G. †Zonidiscus Spitz 1907
G. †Brachycerithium Bonarelli 1921
G. †Briardia Munier-Chalmas 1884
G. †Bucardites von Schlotheim 1820
+
Bucardites hystericus von Schlotheim 1820
+
Buccinites arculata von Schlotheim 1820
Buccinites gregarius Schlotheim 1820
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
G. Bullaea Lamarck 1801
+
Bullaea striata Deshayes 1824
Bullaea varicosa Ponzi 1876
Subcl. †Caenogastropoda Cox 1959
+
Unr. Architaenioglossa Haller 1890
+
Superfm. †Ampullarioidea Gray 1824
+
Fm. Ampullariidae Gray 1824 [apple snail]
+
Invalid names: Pilidae Preston 1915 [objective synonym]
Invalid names: Naricopsinidae Grundel 2001 [empty]
Superfm. †Ampullinoidea Cossmann 1918
+
Fm. †Ampullinidae Cossmann 1918
Superfm. Cyclophoroidea Gray 1847
+
Fm. Aciculidae Gray 1850
+
Invalid names: Acmeidae Pollonera 1905 [synonym]
Fm. Alycaeidae Blanford 1864
Fm. Craspedopomatidae Kobelt 1897
+
Invalid names: Bolaniidae Wenz 1915 [synonym]
Fm. Cyclophoridae Gray 1847
Fm. Diplommatinidae Pfeiffer 1856
Fm. †Ferussinidae Wenz 1923
+
Invalid names: Strophostomatidae Wenz 1916 [synonym]
Fm. Maizaniidae Tielecke 1940
Fm. †Megalomastomatidae Blanford 1864
+
Invalid names: Hainesiidae Theile 1929 [synonym]
Fm. Neocyclotidae Kobelt and Möllenforff 1897
Fm. Pupinidae Pfeiffer 1853
Superfm. Viviparoidea Gray 1847
+
Fm. †Pliopholygidae Taylor 1968
Fm. Viviparidae Gray 1847
G. †Carinomphalus Yu 1974
G. †Cassianozyga Bandel 1991
+
Cassianozyga seelandica Bandel 1991
G. †Cataldia Calzada and Corbacho 2015
+
Cataldia binodosa Cataldo 2017
Superfm. Cerithiacea Férussac 1819
+
G. †Bramertonia Harmer 1923
Fm. Melaniidae Gray
+
G. †Anconia Olsson 1931
G. †Pachychilus Lea
Invalid names: Vermicularidae [empty]
Or. Cerithimorpha Golikov and Starobogatov 1975
+
Fm. †Orthonemidae Nützel and Bandel 2000
+
G. †Carinanema Kues 2004
G. †Cibecuia Winters 1956
G. †Donaldospira Batten 1966
G. †Heshanietta Nützel et al. 2002
G. †Hypergonia Donald 1892
G. †Knightella Longstaff 1933
+
Invalid names: Knightia Longstaff 1933 [replaced]
G. †Leptozyga Knight 1930
G. †Microlampra Pan and Erwin 2002
G. †Ohiopupa Bandel 2002
G. †Palaeostylus Mansuy 1914
+
Invalid names: Spiromphalus Hayasaka 1939 [synonym]
Superfm. Cerithioidea Férussac 1819
+
Fm. †Acanthonematidae Wenz 1938
+
G. †Bicuerda Kues and Batten 2001
G. †Callispira Nelson 1947
G. †Hermosanema Kues and Batten 2001
G. †Ampezzoscala Bandel 1992
Fm. Batillariidae Thiele 1929
+
G. Batillaria Benson 1842
+
Invalid names: Lampania Gray 1847 [synonym]
G. †Batillariella Thiele 1931
G. Granulolabium Cossmann 1889
G. Lampanella Mörch 1876
G. †Pyrazisinus Heilprin 1886
G. †Pyrazopsis Akopjan 1972
G. Pyrazus Monfort 1810
G. Rhinocoryne von Martens 1900
G. †Velacumantus Iredale 1936
G. †Vicinocerithium Wood 1910
G. Zeacumanthus Finlay 1927
Invalid names: Pyrazidae Hacobjan 1972 [synonym]
Fm. †Brachytrematidae Cossmann 1906
+
G. †Benoistia Cossmann 1899
G. †Brachytrema Morris and Lycett 1851
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]
+
Subfm. Alabininae Dall 1927
G. Argyropeza Melvill and Standen 1901
G. †Bellatara Strand 1928
G. †Bezanconia Bayle in Fischer 1884
Subfm. Bittiinae Cossmann 1906
G. Bittiolum Cossmann 1906
Subfm. †Cerithiinae Fleming 1822
+
Invalid names: Colininae Golokov and Starobogatov 1987 [synonym], Rhinoclavinae Gründel 1982 [synonym]
G. Cerithioclava Olssen and Harbison 1953
G. †Cestumcerithium Petuch 1997
G. †Chavanicerithium Ludbrook 1957
G. †Crenatocerithium Grundel 1981
G. †Cupaniella Gemmellaro 1911
G. †Dirocerithium Woodring and Stenzel 1959
G. Elassum Woodring 1946
G. †Eocerithium Bonarelli 1927
G. Fastigiella Reeve 1848
G. Hemicerithium Cossmann 1893
+
Invalid names: Heterogyra Kittl 1899 [replaced]
G. †Iddingsella Olsson 1944
+
Invalid names: Iddingsia Olsson 1929 [replaced]
G. †Jetwoodsia Ludbrook 1971
G. Liocerithium Tryon 1887
G. Neostylidium Doweld 2013
G. †Occidentocerithium Nützel et al. 2003
G. †Orthochetus Cossmann 1889
G. †Prismacerithium Petuch 1997
G. †Pseudoaluco Clark and Durham 1946
G. Rhinoclavus Swainson 1840
G. †Royella Iredale 1912
G. †Serratocerithium Vignal 1897
G. †Sundabittium Shuto 1978
G. †Taxonia Finlay 1926
Subfm. †Uchauxiinae Kollmann 2005
G. †Zefallacia Finlay 1926
G. †Cerithiomorpha Akopyan 1976
Fm. †Cryptaulacidae Gründel 1976
+
G. †Bigotella Cossmann 1913
G. †Cerithinella Gemmellaro 1878
G. †Cirsocerithium Cossmann 1906
+
Invalid names: Xystrella Cossmann 1906 [synonym]
G. †Exelissa Piette 1860
Subfm. †Exelissinae Guzhov 2004
G. †Francocerithium Nützel and Gründel
Subfm. †Kosmopleurinae Grundel 2003
G. †Shurovites Guzhov 2004
Fm. Dialidae Ponder 1991
+
G. Diala Adams 1861
G. †Gibborissoa Sacco 1895
+
Invalid names: Touzinia Cossmann 1915 [synonym]
G. †Glosia Cossmann 1921
Fm. Diastomatidae Cossmann 1894
+
G. Diastoma Deshayes 1850
Subfm. Diastomatinae Cossmann 1894
G. †Ewekoroia Adegoke 1977
G. Obtortio Hedley 1899
G. †Teliostoma Harris and Burrows 1891
Invalid names: Ewekoroiidae Adegoke 1977 [synonym]
Fm. †Hemisinidae Thiele 1928
+
G. Verena Adams and Adams 1854
G. †Hirsonella Fischer 1969
Fm. Litiopidae Gray 1847
+
G. Alaba Adams and A. 1853
G. †Dalliella Cossmann 1895
G. †Ipunina Nielsen and Frassinetti 2008
G. Litiopa Rang 1829
G. Styliferina Adams 1860
Fm. Melanopsidae Adams and Adams 1854
+
G. Amphimelania Fischer 1885
G. †Boggsia Olsson 1929
G. Esperiana Bourguignat 1877
G. Fagotia Bourguignat 1884
G. †Loxotrema Gabb 1868
G. †Megalonoda Kollmann 1984
G. Melanopsis Férussac 1807
+
Invalid names: Melanoptychia Neumayr 1880 [synonym]
G. Microcolpia Bourguignat 1884
G. †Morgania Cossman 1906
G. †Pseudobellardia Cox 1931
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
Fm. Modulidae Fischer 1884
+
G. Aplodon Rafinesque 1819
G. Modulus Gray 1842
G. †Psammodulus Collins 1934
Invalid names: Aplodontidae Kuroda 1933 [synonym]
Fm. Pachychilidae Troschel 1857
+
G. †Charadreon Woodring 1973
G. †Eginea Pacaud and Harzhauser 2012
G. †Faunus Montfort 1810
+
Invalid names: Ebena Schumacher 1817 [synonym], Melanamona Bowdich 1822 [synonym], Pirena [synonym]
G. †Jponsia Pacaud and Harzhauser 2012
G. Melanatria Bowdich 1822
G. †Moniquia Pacaud and Harzhauser 2012
G. †Paludomus Swainson 1910
G. Tinnyea Hantken 1887
Invalid names: Anaplocamidae Dall 1921 [empty]
Fm. Paludomidae Stoliczka 1868
+
G. Cleopatra Troschel 1857
Fm. Pickworthiidae Iredale 1917
+
G. Ampullosansonia Kase 1999
G. Astrosanonia Le Renard and Bouchet 2003
G. †Bleytonella Gründel and Kollmann 2012
G. Chrystella Laseron 1957
G. Clatrosansonia Sabelli and Taviani 2003
G. Discrevinia Laseron 1957
G. Gania Bandel and Kowalke 1997
G. †Mareleptopoma Moolenbeek 1984
G. †Microliotia Boettger 1902
+
Invalid names: Latilabrum Kuroda 1991 [synonym]
Subfm. †Pelycidiinae Fischer 1873
G. Reynellona Iredale 1917
G. Sansonia Jousseaume 1892
+
Invalid names: Mecoliotia Hedley 1899 [synonym], Pickworthia Iredale 1917 [synonym]
Subfm. †Sherboniinae Iredale 1917
G. Sherbornia Iredale 1917
G. Tinianella Kase 1999
G. †Urceolabrum Wade 1916
Invalid names: Pickworthiinae Iredale 1917 [empty], Sherborniinae Iredale 1917 [empty]
Fm. Planaxidae Gray 1850
+
G. †Angiola Dall 1926
G. †Fissilabia Macgillivray 1836
+
Invalid names: Quoyia Gray 1839 [synonym]
Subfm. Fossarinae Adams 1860
G. †Hinea Gray 1847
G. †Leioplanaxis Lozouet and Maestrati 1994
G. †Orthochilus Cossmann 1889
Subfm. Planaxinae Gray 1850
Fm. Pleuroceridae Thiele 1929
+
G. Anculosa Say 1821
G. †Elimia Adams and Adams 1858
G. †Goniobasis Lea
G. †Lithasia Haldeman 1840
Subfm. Pleurocerinae Thiele 1929
Fm. Pleuroceriidae Thiele 1929
+
G. †Triasamnicola Yen and Reeside 1946
Fm. Potamididae Adams and Adams 1854 [horn snail]
+
G. †Bittiscala Finlay and Marwick 1937
G. †Caballasea Devries 2019
G. †Cedrosia Saul and Squires 2003
G. Cerithidea Swainson 1840
G. Cerithideops Pilsbry and Harbison 1933
G. †Diastomella Chavan 1952
G. †Diplocyma Pilsbry and Olsson 1935
G. †Dircella Sohl 1960
G. †Echinobathra Cossmann 1906
G. †Exechocirsus Cossmann 1906
G. †Gantechinobathra Kowalke 2001
G. †Harrisianella Olson 1929
G. †Lagunitus Olsson 1929
G. †Libycerithium Chacchia-Rispoli 1937
G. †Mesohalina Wittibschlager 1983
G. †Nodifaunus Olsson 1944
G. †Papposilenus Devries 2019
G. †Potamides Brongniart 1810
+
Invalid names: Escoffieria Fontannes 1880 [synonym]
Subfm. Potamidinae Adams and Adams 1854 [horn snail]
G. †Rhinotamides Olsson 1944
G. †Tateiwaia Makiyama 1936
G. Telescopium Monfort 1810
G. Terebralia Swainson 1840
G. †Trempotamides Dominici and Kowalke 2014
G. Tympanotonos Schumacher 1817
G. †Vicarya d'Archiac and Haime 1854
G. †Vicaryella Yabe and Hatai 1938
G. Zeacumantus Finlay 1926
Invalid names: Cerithideidae Houbrick 1988 [synonym], Telescopiidae Alan 1950 [synonym], Tiaracerithiinae Bouniol 1981 [empty]
Fm. †Prostyliferidae Bandel 1992
+
G. †Acilia Koken 1896
G. †Angulatella Hausmann and Nützel 2020
G. †Prostylifer Koken 1889
+
Invalid names: Kittlia Cossmann 1909 [objective synonym]
Fm. Scaliolidae Jousseaume 1912
+
G. Clatrofenella Kuroda and Habe 1952
G. Finella Adams 1860
G. †Sandbergeria Bosquet 1860
G. Scaliola Adams 1860
G. †Scaliolidae Adams 1860
Invalid names: Obtortionidae Thiele 1925 [synonym]
Fm. †Siliquariidae Anton 1838
+
Subfm. Siliquariinae Anton 1838
+
Invalid names: Tenagodinae Gill 1871 [synonym]
G. Stephopoma Mörch 1860
+
Invalid names: Lilax Finlay 1926 [synonym]
G. Tenagodus Guettard 1770
+
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
G. †Bayania Munier-Chalmas 1877
G. †Brotiopsis Suzuki 1943
G. †Kumania Ota 1960
G. Neoradina Brandt 1974
G. †Pachymelania White 1895
G. †Pyrgulifera Meek 1877
+
Invalid names: Gonioconcha Bonarelli 1921 [synonym]
Subfm. Semisinusinae Pacaud and Le Renard 1995
G. Sheppardiconcha Marshall and Bowles 1932
G. Sulcospira Troschel 1857
Subfm. †Thiarinae Morrison 1954
G. †Yoshimonia Ota 1960
Invalid names: Stomatopsinae Stache 1889 [empty]
G. †Tomaszoviella Kaim 2001
+
Tomaszoviella cureti Cossmann 1918
Fm. Turritellidae Lovén 1847 [turret shell]
+
G. Actaeonema Conrad 1865
G. †Caucasella Hacobjan 1969
G. Colpospirella Powell 1951
G. †Cristispira Allison 1965
G. †Eligmostoma Cossmann 1888
G. Haustator Monfort 1810
G. Incatella DeVries 2007
G. Kapalmerella Warren 2005
G. †Mariacolpus Petuch 1988
G. †Nairiella Hacobjan 1969
Subfm. †Omalaxinae Cossmann 1916
Subfm. Orectospirinae Habe 1955
G. †Palmerella Allmon 1996
Subfm. Pareorinae Finlay and Marwick 1937
Subfm. Protominae Marwick 1957
G. †Springvaleia Rutsch 1934
G. Torcula Gray 1847
G. †Torquesiella Pcheiincev 1969
G. †Trobus Stephenson 1955
G. †Turriola Titova 1994
Subfm. Turritellinae Lovén 1847
+
Invalid names: Archimediellinae Starobogatov 1982 [synonym], Tachyrhynchinae Golikov 1986 [synonym], Zariinae Gray 1850 [synonym]
Subfm. Turritellopsinae Marwick 1957
G. Turritellopsis Sars 1878
Subfm. Vermiculariinae Dall 1913
+
Invalid names: 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. †Ataxotrochus Wenz 1938
+
Ataxotrochus meta Böhm 1895
Invalid names: Pseudotrochus Kittl 1899 [replaced]
G. †Coelochrysalis Kittl 1894
+
Coelochrysalis ammoni Böhm 1895
Coelochrysalis lepsii Böhm 1895
+
Invalid names: Spirochrysalis subpyramidalis Böhm 1895 [synonym]
Coelochrysalis megaspira Stoppani 1857
+
Invalid names: Chemnitzia mumia Stoppani 1858 [synonym], Nerinea hebraica Stoppani 1858 [synonym]
G. †Coelostylina Kittl 1894
+
Subg. †Coelostylina (Gradiella) Kittl 1899
Subg. †Coelostylina (Pseudochrysalis) Kittl 1894
Subg. †Coelostylina (Siphonophyla) Kittl 1894
Coelostylina ahlburgi Assmann 1924
Coelostylina biconica Kittl 1900
Coelostylina camerata Böhm 1895
Coelostylina clava Böhm 1895
Coelostylina cochlea Münster 1841
+
Invalid names: Melania zietenii Klipstein 1843 [synonym]
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 crassa Münster 1841
+
Invalid names: Melania falcifera Klipstein 1843 [synonym]
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 hoernesi Böhm 1895
Coelostylina hydrobiformis Nützel and Ware 2018
Coelostylina hylas Kittl 1894
Coelostylina karreri Kittl 1894
Coelostylina larga Dietz 1911
Coelostylina leighi Brown 1839
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 subconcentrica Münster 1841
Coelostylina tietzei Kittl 1894
Coelostylina turritellaris Münster 1841
Coelostylina virginensis Batten and Stokes 1986
Coelostylina waageni Kittl 1894
Coelostylina werfensis Wittenburg 1908
G. †Endiataenia Chartron and Cossmann 1902
+
Endiataenia terquemi Cossmann 1906
G. †Euchrysalis Laube 1870
+
Subg. †Euchrysalis (Coelochrysalis) Kittl 1894
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 sphinx Stoppani 1857
G. †Gigantogonia Cossmann 1909
G. †Glyptochrysalis Koken 1896
G. †Helenostylina Kaim et al. 2006
+
Helenostylina convexa Nützel and Kaim 2014
G. †Hierlatzella Szabó 2018
+
Hierlatzella arcana Szabó 2018
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 angulata Stoppani 1858
Omphaloptycha bacchus Kittl 1894
Omphaloptycha breislaki Stoppani 1857
+
Invalid names: Chemnitzia obeliscus Stoppani 1857 [synonym]
Omphaloptycha cacuana Haas 1953
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 heeri Kittl 1894
+
Invalid names: Omphaloptycha convertens Böhm 1895 [synonym]
Omphaloptycha hormolira Batten and Stokes 1986
Omphaloptycha humilis Stoppani 1858
Omphaloptycha inflata Stoppani 1857
Omphaloptycha irritata Kittl 1894
Omphaloptycha jenksi Haas 1953
Omphaloptycha lineata Böhm 1895
Omphaloptycha ludwigi Kittl 1900
Omphaloptycha maironii Stoppani 1857
Omphaloptycha marianii Kittl 1899
Omphaloptycha nymphoides Stoppani 1858
Omphaloptycha obesa Smith 1927
+
Invalid names: Coelostylina densestriata Böhm 1895 [synonym]
Omphaloptycha peracuta Stoppani 1857
Omphaloptycha pinii Stoppani 1857
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 retracta Kittl 1894
Omphaloptycha reyeri Kittl 1894
+
Invalid names: Coelostylina undata Böhm 1895 [synonym]
Omphaloptycha rosthorni Hoernes 1856
Omphaloptycha scalaris Yin and Yochelson 1983
Omphaloptycha schmidti Assmann 1924
Omphaloptycha smithii Blaschke 1907
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
G. †Orthospira Kutassy 1940
G. †Palaeoniso Gemmellaro 1878
+
Palaeoniso dubius Kittl 1894
Palaeoniso leonhardi Kittl 1894
+
Protostylus exiguus Wang 1980
Protostylus lantenoisi Mansuy 1914
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 nympha Münster 1841
+
Invalid names: Trochus pyramidalis Münster 1841 [synonym]
G. †Telleria Kittl 1894
+
Telleria antecedens Kittl 1894
Telleria umbilicata Kittl 1894
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
G. †Trianglaspira Pan 1982
G. †Trypanostylus Cossmann 1895
+
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 waageni Blaschke 1905
Invalid names: Eustylus Kittl 1894 [replaced]
G. †Turriculina Gregorio 1930
G. †Turristylus Blaschke 1905
+
Turristylus triadicus Kittl 1894
+
Invalid names: Spirostylus radiciformis Böhm 1895 [synonym]
Superfm. †Dendropupoidea Wenz 1938
+
Fm. †Anthracopupidae Wenz 1938
+
G. †Anthracopupa Whitfield 1881
Fm. Dendropupidae Wenz 1938
+
G. †Dendropupa Owen 1861
G. †Dzikella Kaim 2004
+
Dzikella trammeri Kaim 2004
Superfm. Epitonioidea Berry 1910
+
Fm. Epitoniidae Berry 1910 [wentletrap]
+
G. †Aciculiscala Sohl 1963
G. Acirsa Mörch 1857 [wentletrap]
+
Invalid names: Tumidiacirsa de Boury 1911 [synonym]
G. Acrilla Adams and Adams 1860
G. Alora Adams and Adams 1853
+
Invalid names: Teramachiacirsa Kuroda and Ita 1961 [synonym]
G. Amaea Adams and Adams 1853
G. †Belliscala Stephenson 1941
G. Cerithiscala de Boury 1887
G. Cirsotrema Mörch 1852
G. Clathroscala de Boury 1889
G. Clathrus Oken 1815
G. Claviscala DeBoury 1909
G. †Confusiscala de Boury 1909
G. †Crossotrema Cleevely 1980
G. †Dannevigena Iredale 1936
G. Eglisia Gray 1847
G. †Epitomium
Subfm. †Epitoniinae Berry 1910
G. Epitonium Bolten 1798
G. †Filiscala Boury 1911
G. Gregorioiscala Cossman 1912
G. Gryoscala de Boury 1887
G. Littoriniscala de Boury 1887
G. †Mazescala Iredale 1936
G. †Murdochella Finlay 1927
G. †Narvaliscala Iredale 1936
G. †Notacirsa Finlay 1926
Subfm. †Nystiellinae Clench 1952
G. Opalia Adams and Adams 1853
G. †Papuliscala de Boury 1911
G. †Problitora Iredale 1931
G. Scalaria Lamarck 1801
G. Scalina Conrad 1865
+
Invalid names: Elegantiscala deBoury 1911 [synonym], Ferminoscala Dall 1908 [synonym]
G. Sthenorytis Conrad 1862
G. Turriscala de Boury 1890
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
G. Janthina Ršding 1798
+
Invalid names: Heligmope Tate 1893 [synonym]
G. †Recluzia Petit 1853
Fm. †Nystiellidae Clench and Turner 1952
+
G. †Proscala Cossmann 1912
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
Fm. †Meekospiridae Knight 1936
+
G. †Auriptygma Perner 1903
+
Auriptygma bulimina Lindström 1884
Auriptygma dunkeri Holzapfel 1882
Auriptygma fenestrata Lindström 1884
Auriptygma fortior Perner 1903
+
Invalid names: Auriptygma consepultum Perner 1903 [synonym]
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 blatta Knight 1931
Ceraunocochlis fulminula Knight 1931
Ceraunocochlis gracilis Mansuy 1914
Ceraunocochlis kidderi Erwin 1988
Ceraunocochlis polyphemoides de Koninck 1881
Ceraunocochlis subulata Hoare et al. 1997
G. †Girtyspira Knight 1936
+
Girtyspira alvaensis Beede 1907
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 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. †Nemdaella Mazaev 2015
+
Nemdaella leonovae Mazaev 2015
Nemdaella usensis Mazaev 2020
G. †Ninglangella Pan and Erwin 2002
+
Ninglangella ninglangensis Pan and Erwin 2002
Ninglangella samarensis Mazaev 2018
G. †Oxyspira Blodgett and Johnson 1992
+
Oxyspira murphyi Blodgett and Johnson 1992
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. †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. 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
+
Invalid names: Calyptraeacea Lamarck 1809 [objective synonym]
Invalid names: Pseudomelanioidea Fischer 1885 [empty]
G. †Punctospira Akopyan 1976
+
Punctospira punctatum Sharpe 1849
G. †Redocla Versa 1982
G. †Sohlella Popenoe et al. 1987
G. Striatesta Powell 1927
G. †Styloplocus Cossmann 1923
G. †Teilostoma Harris and Burrows 1891
G. †Tianjinospira Youlou 1978
G. †Trianglospira Pan 1982
G. Triaracerithium Sacco 1895
G. †Zenbinostoma Conti and Fischer 1983
Superfm. †Orthonematoidea Nützel and Bandel 2000
+
Fm. †Goniasmatidae Nützel and Bandel 2000
+
G. †Akasakiella Nützel and Nakazawa 2012
G. †Altadema Kues 2002
G. †Cerithioides Haughton 1859
+
Invalid names: Glyptobasis de Koninck 1881 [synonym]
G. †Cerithiozone Nützel and Nakazawa 2012
Subfm. †Cheilotomoninae Nützel and Karapunar 2023
G. †Costataenia Nützel and Nakazawa 2012
Subfm. †Erwinispirinae Nützel and Pan 2005
G. †Goniasma Tomlin 1930
G. †Laschmaspira Mazaev 2003
G. †Platyzona Knight 1945
G. †Pseudomurchisonia Koken 1896
G. †Stegocoelia Donald 1889
G. †Wannerispira 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
+
Invalid names: Aclisoides Donald 1898 [objective synonym], Rhabdospira Donald 1898 [synonym]
G. †Arribazona Kues 1990
G. †Kazankiella Mazaev 2016
+
Invalid names: Kazanella Mazaev 2015 [replaced]
G. †Loxisonia Batten 1985
G. †Metorthonema Erwin 1988
G. †Neorthonema Nützel 2007
G. †Orthonema Meek and Worthen 1862
+
Invalid names: Geolcomia Licharev 1975 [synonym]
G. †Spirocyclus Wenz 1938
G. †Taosia Girty 1939
G. †Vebericochlis Licharev 1967
G. †Yochelsonistylus 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
Fm. †Imoglobidae Nützel et al. 2000
+
G. †Chlorozyga Nützel and Cook 2002
G. †Imogloba Nützel et al. 2000
Fm. †Perunelidae Frýda and Bandel 1997
+
G. †Perunela Frýda and Bandel 1997
G. †Smichovia Frýda and Manda 1997
Fm. †Sphaerodomidae Bandel 2002
+
G. †Sphaerodoma Keyes 1889
Fm. †Pragoscutulidae Frýda 1998
+
G. †Australoscutula Cook et al. 2007
+
Australoscutula ardua Cook et al. 2007
Australoscutula yooi Cook et al. 2007
G. †Pragoscutula Frýda 1998
+
Pragoscutula wareni Frýda 1998
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
+
Invalid names: Rectiplanes Bartsch 1944 [synonym], Rectisulcus Habe 1958 [synonym]
G. †Bourguetia Deshayes 1871
G. Compsodrillia Woodring 1928
G. Crassispira Swainson 1840
G. Epidirona Iredale 1939
G. †Fusoidella Wenz 1938
G. Glossispira McLean 1971
G. †Hudlestonella Cossmann 1909
G. Leucosyrinx Dall 1889
G. †Liocium Gabb 1869
G. Lioglyphostoma Woodring 1928
G. Maesiella McLean 1971
G. †Malbalnella Korotkov 1994
G. †Mesospira Cossmann 1892
G. †Miraclathurella Woodring 1928
G. Monilispira Bartsch and Rehder 1939
G. †Paosia Böhm 1895
G. †Pericarinata Pan 1982
G. Pilsbryspira Bartsch 1950
G. †Pseudomelania Pictet and Campiche 1862
G. †Ptychobela Thiele 1925
G. †Ramina
+
Invalid names: Rama Böhm 1895 [replaced]
G. Tiariturris Berry 1958
G. Zonulispira Bartsch 1950
Invalid names: Crassispiridae Morrison 1966 [synonym]
Fm. †Trajanellidae Pchelintsev 1953
+
G. †Trajanella Popovici-Hatzeg 1899
Superfm. †Soleniscoidea Knight 1931
+
Fm. †Palaeostylidae Wenz 1938
+
G. †Austronema Bandel 2002
Subfm. †Palaeostylinae Wenz 1938
+
Invalid names: Kinishbiinae Golikov and Starobogatov 1987 [synonym]
Subfm. †Platyconchinae Bandel 2002
G. †Trepsipleura Kues 2002
Invalid names: Austronematinae Bandel 2002 [empty]
Unr. Sorbeoconcha Ponder and Lindberg 1997
+
Superfm. †Acteoninoidea Cossmann 1895
+
Fm. †Acteoninidae Pchelincev and Korobkov 1960
Fm. †Anozygidae Bandel 2002
Unr. Campanilimorpha Haszprunar 1988
+
Superfm. †Campaniloidea Douvillé 1904
Unr. Cerithiimorpha Golikov and Starobogatov 1975
+
Fm. †Canterburyellidae Bandel et al. 2000
Fm. †Cassiopidae Beurlen 1967
+
Invalid names: Glauconiidae Pchelintsev 1953 [replaced]
Fm. †Eustomatidae Cossmann 1906
Fm. †Ladinulidae Bandel 1992
Fm. †Maoraxidae Bandel et al. 2000
Fm. †Popenellidae Bandel 1992
Fm. †Procerithiidae Cossmann 1905
Fm. †Propupaspiridae Nützel et al. 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
Superfm. Capuloidea Fleming 1822
Superfm. †Hipponicoidea Troschel 1861
Superor. Latrogastropoda Riedel 2000
Infraor. Littorinimorpha Golikov and Starobogtov 1975
Superfm. Littorinoidea Gray 1840 [periwinkle]
Superfm. Naticoidea Forbes 1838 [moon snail]
Superfm. Rissooidea Gray 1847
Fm. †Settsassiidae Bandel 1992
Superfm. †Triphoroidea Gray 1847
Superfm. Truncatelloidea Gray 1840
Superfm. Vermetoidea Rafinesque 1815
Invalid names: Lyocyclidae Thiele 1925 [empty], Weeksiidae Sohl 1960 [empty]
Fm. †Prisciphoridae Bandel et al. 2000
+
G. †Prisciphora Schröder 1992
Fm. †Spanionematidae Golikov and Starobogatov 1987
+
G. †Spanionema Whidborne 1891
+
Spanionema scalaroides Whidborne 1889
Spanionema varicosa Holzapfel 1895
Fm. †Strobeidae Bandel 2002
+
G. †Dembabaspira Massa et al. 1974
+
Dembabaspira blegiersi Massa et al. 1974
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. Aclis Loven 1846 [aclis]
G. Austrorissopsis Ponder 1965
G. Eusetia Cotton 1944
G. Scalaronoba Powell 1927
Fm. Eulimidae Philippi 1853
+
G. †Anteglosia Vokes 1948
G. Apicalia Adams 1862
G. Asterolamia Warén 1980
G. Chileutomia 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
+
Invalid names: Sulcosubularia Sacco 1892 [synonym]
G. Eulitoma Laseron 1955
G. Fusceulima Laseron 1955
G. Hebeulima Laseron 1955
G. Hemiliostraca Pilsbry 1918
G. Hoplopteron Fischer 1876
+
Invalid names: Ptereulima Casey 1902 [synonym]
G. †Hordeulima Sacco 1892
G. Hypermastus Pilsbry 1899
G. Leutzenia Warén 1980
G. †Lissochilina Kittl 1894
G. Margineulima Cossmann 1888
G. Megadenus Rosén 1910
G. Melanella Bowdich 1822
G. Microstilifer Warén 1980
G. †Mucronalia Adams 1860
G. Niso Risso 1826
G. Parvioris Warén 1981
G. Peasistilifer Warén 1980
G. Pelseneeria Köhler 1908
G. Pictobalcis Laseron 1955
G. Polygireulima Sacco 1892
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
Fm. †Stiliferidae Adams and A. 1853
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
Fm. †Haloceratidae Warén and P. 1991
+
G. Haloceras Dall 1889
Fm. Vanikoridae Gray 1840
+
G. †Macromphalus Wood 1842
+
Invalid names: Dialytostoma Cossmann 1888 [synonym]
G. Megalomphalus Brusina 1871
G. Radinista Finlay 1926
Subfm. Vanikorinae Gray 1840
G. Vanikoro Quoy and Gaimard 1832
+
Invalid names: Korovina Iredale 1918 [synonym]
G. †Vanikoropsis Meek 1876
Invalid names: Hipponicacea Troschel 1861 [empty], Omalaxidae Wenz 1939 [empty]
G. †Ventrosia Radoman
Superfm. †Zygopleuroidea Wenz 1938
+
G. †Plicacerithium Gerasimov 1992
Fm. †Pommerozygiidae Gründel 1999
+
G. †Costazygia Gründel 1999
Fm. †Protorculidae Bandel 1991
+
G. †Acanthostrophia Conti and Fischer 1984
G. †Anulifera Zapfe 1962
G. †Atorcula Nutzel 1998
G. †Battenizyga Nützel and Erwin 2002
G. †Chulitnacula Frýda and Blodgett 2001
G. †Lamellox Nützel 2007
G. †Moerkeia Böhm 1895
G. †Prodiozoptyxis Batten 1985
G. †Protorcula Kittl 1894
Fm. †Pseudozygopleuridae Knight 1930
+
G. †Bandelzyga Mazaev 2019
G. †Cyclozyga Knight 1930
G. †Eoptychia Longstaff 1933
G. †Gamizyga Hoare and Sturgeon 1980
G. †Helminthozyga Knight 1930
G. †Hemizyga Girty 1915
G. †Hyphantozyga Knight 1930
G. †Levizygopleura Bandel 2002
G. †Microptychis Longstaff 1912
G. †Plocezyga Knight 1930
G. †Pseudoplocezyga Licharev 1975
G. †Pseudozygopleura Knight 1930
+
Invalid names: Pyrgozyga Knight 1930 [synonym]
G. †Stephanozyga 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. †Creseidae Curry 1982
+
G. †Camptoceras Wenz 1923
Fm. †Cuvierinidae Gray 1840
+
G. †Ireneia Janssen 1995
+
Ireneia calandrellii Michelotti 1847
Ireneia nieulandei Janssen 1995
G. †Johnjagtia Janssen 2005
G. †Spoelia Janssen 1990
Fm. †Praecuvierinidae Janssen 2006
+
G. †Praecuvierina Janssen 2005
+
Praecuvierina lura Hodgkinson 1992
G. †Chippewaella Gunderson 1993
+
Chippewaella patellitheca Gunderson 1993
G. Chlathrus Oken 1815
G. †Chuchleconus Frýda 1998
+
Chuchleconus mandai Frýda 1998
G. †Cithna Adams 1854
+
Cithna pilsbryi Richards 1947
G. Clathromangelia Monterosato 1884
+
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
G. †Elmira Cooke 1919
+
Elmira cornuarietis Cooke 1919
Elmira shimantoensis Nobuhara et al. 2016
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
Superfm. †Euomphaloidea White 1877
+
Fm. †Anomphalidae Wenz 1938
Fm. †Elasmonematidae Knight 1956
Fm. †Euomphalidae White 1877
+
Invalid names: Euomphalopteridae Koken 1896 [synonym], Poleumitidae Wenz 1938 [synonym]
Fm. †Helicotomidae Wenz 1938
Fm. †Holopeidae Wenz 1938
+
Invalid names: Cycloridae Miller 1889 [synonym]
G. †Kitikamispira Kase and Nishida 1988
Fm. †Lesueurillidae Wagner 1999
Fm. †Microdomatidae Wenz 1938
G. †Neoplatyteichum Maxwell 1964
G. †Nettersheimia Heidelberger 2003
Fm. †Omphalocirridae Wenz 1938
Fm. †Omphalotrochidae Knight 1945
G. †Ornollus Heidelberger 2001
Fm. †Planitrochidae Knight 1956
Fm. †Pseudophoridae Miller 1889
+
Invalid names: Palaeonustidae Wenz 1938 [synonym]
Fm. †Pycnomphalidae Peel 1984
G. †Rhenomphalus Bandel and Frýda 1998
G. †Serpulospira Cossmann 1915
Fm. †Tychobraheidae Horný 1992
Invalid names: Omphalocirrinae Linsley 1973 [empty]
Superfm. †Macluritoidea Carpenter 1861
+
Fm. †Macluritidae Carpenter 1861
Superfm. †Ophiletoidea Knight 1956
+
Fm. †Ophiletidae Knight 1956
Superfm. †Oriostomatoidea Wenz 1938
+
Fm. †Oriostomatidae Koken 1896
Fm. †Tubinidae Knight 1956
Superfm. †Palaeotrochoidea Knight 1956
+
Fm. †Palaeotrochidae Knight 1956
Fm. †Paraturbinidae Cossmann 1916
Superfm. †Platyceratoidea Hall 1859
+
Fm. †Craspedostomatidae Wenz 1938
Fm. †Nerrhenidae Bandel and Heidelberger 2001
Fm. †Platyceratidae Hall 1859
+
Invalid names: Cyclonematidae Fischer 1885 [synonym], Palaeocapulidae Grabau 1936 [synonym], Platyostomatidae Miller 1889 [synonym], 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
+
Invalid names: Ceratopeidae Yochelson and Bridge 1957 [synonym]
G. †Triassocirrus Yin and Yochelson 1983
+
Triassocirrus applanatus Kutassy 1937
Triassocirrus guizhouensis Yin and Yochelson 1983
Triassocirrus pichleri Laube 1869
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. †Umbospira Perner 1903
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 typica Ulrich et al. 1931
+
Invalid names: Rhachopea angulata Flower 1968 [synonym]
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. †Horiostomella Perner 1903
G. †Sellinema Perner 1903
G. †Sinuopea Ulrich 1911
+
Invalid names: Chepultapecia Weller and St. Clair 1928 [synonym], Taeniospira Ulrich et al. 1931 [synonym]
Invalid names: Euomphalomorpha Bandel and Frýda 1998 [synonym]
+
G. †Micrarionta Ancey 1880
+
Micrarionta dallasi Hanna 1927
G. †Galericulus Seeley 1861
+
Galericulus altus Seeley 1861
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. †Helicites Wahlenberg 1821
+
Helicites aequilaterus Wahlenberg 1821
G. †Helictes Haliday 1838
Fm. †Helminthoglyptidae Pilsbry 1939
+
G. †Glypterpes Pilsbry 1893
G. Lysinoe Adams and Adams 1855
+
Lysinoe breedlovei Roth 1984
G. Polymita Beck 1837 [painted snail]
+
Polymita texana Roth 1984
G. Xerarionta Pilsbry 1913 [cactus snail]
+
Or. Heterostropha Fischer 1885
+
Or. Allogastropoda Haszprunar 1985
+
G. †Heterodiscohelix Bandel 2010
G. †Levihelix Gründel 2000
Superfm. Mathildoidea Dall 1889
+
Fm. †Anoptychiidae Bandel 1995
Fm. †Gordenellidae Gründel 2000
Fm. Mathildidae Dall 1889
Fm. †Schartiidae Nuetzel and Kaim 2014
Fm. Tofanellidae Bandel 1995
Fm. †Trachoecidae Bandel 1994
Fm. †Xylodisculidae Warén 1992
+
G. †Xylodiscula Marshall 1988
Invalid names: Ampezzanildidae Bandel 1995 [empty]
G. †Anomalorbis Paul 1991
G. †Palaeoalvania Yoo 1994
+
Fm. †Stuoraxidae Bandel 1994
+
G. †Monimirus Mazaev 2019
+
Monimirus bonus Mazaev 2019
G. †Stuoraxis Bandel 1996
+
Stuoraxis minutus Pan and Erwin 2002
Stuoraxis wareni Kaim 2004
Invalid names: Heterobranchia Gray 1840 [synonym]
G. †Holyneconcha Frýda 1998
+
Holyneconcha splendida Frýda 1998
G. †Hyalaea Lamarck 1799
G. Hyalinia Schumacher 1817
+
Subg. †Hyalinia (Gyralina) Andreae 1902
Subg. †Hyalinia (Polita) Held 1838
+
G. †Hyrcania Monterosato 1894
G. †Isaea Conrad 1871
+
Isaea lintea Conrad 1871
Isaea ortoni Gabb 1869
G. †Iteria
G. Jeffreysia Alder 1850
Fm. Juliidae Smith 1885
+
Subfm. Bertheliniinae Keen and Smith 1961
+
+
Anomalomya corrugata Cossmann 1887
Anomalomya elata Cossmann 1887
G. †Namnetia
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. †Liris Conrad 1871
+
Liris laqueata Conrad 1871
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. †Mahajangina Kiel 2006
+
G. †Microceras Hall 1845
G. †Microcochlis Yoo 1994
+
Microcochlis parva Yoo 1994
G. Mitrularia Schumacher 1817
Subor. Neomphaliones Sitnikova and Starobogatov 1983
+
+
Superfm. Neomphaloidea McLean 1981
+
Fm. Melanodrymiidae Salvini-Plawen and Steiner 1995
Fm. Neomphalidae McLean 1981
+
Invalid names: Cyathermiidae McLean 1990 [synonym]
Fm. Peltospiridae McLean 1989
Invalid names: Cocculinida Thiele 1909 [empty]
Fm. Neptuneidae Stimpson 1865
+
+
Tyrannoberingius rex Marincovich 1981
Subor. †Neritaemorpha Koken 1897
+
Superfm. †Neritoidea Rafinesque 1815
+
Fm. †Naticopsidae Meek and Worthen 1866
+
G. †Abrekopsis Kaim 2009
Subfm. †Ampezzonaticopsinae Bandel 2007
G. †Colpites Knight 1936
G. †Dicosmos
Subfm. †Hologyrinae Bandel 2007
G. †Jedria Yochelson 1953
G. †Naticopsis M'Coy 1844
+
Invalid names: Neritomopsis Waagen 1880 [synonym]
G. †Planospirina Kittl 1899
G. †Pseudoplagiothyra Vostokova 1961
G. †Tubospirina Frýda 1998
Fm. †Neridomidae Bandel 2008
+
G. †Neridomus Morris and Lycett 1915
Fm. †Neritariidae Wenz 1938
+
G. †Asamiella Nützel and Nakazawa 2012
Subfm. †Neritariinae Wenz 1938
Subfm. †Oncochilinae Bandel 2007
G. †Trachynerita Kittl 1894
G. †Trachyneritaria Bandel 2007
Invalid names: Trachyneritariinae Bandel 2007 [empty]
Fm. Neritidae Rafinesque 1815
+
G. Clithon Montfort 1810
G. †Cuisenerita Symonds and Pacaud 2010
G. †Lyosoma
G. †Mesoneritina Yen 1946
G. †Natitaria Koken 1892
Subfm. Neritinae Rafinesque 1815
+
Invalid names: Neritellinae Gray 1847 [synonym]
Subfm. Neritininae Poey 1852
+
Invalid names: Catillinae Gray 1868 [synonym]
G. †Neritodonta Brusina 1884
G. Neritodryas Martens 1869
G. †Neritoplica Oppenheim 1892
G. †Neritoptyx Oppenheim 1892
G. †Otostoma d'Archaic 1859
G. †Panneritina Salvador and Yu 2022
G. Pisulina Nevill and Nevill 1869
G. †Schwardtina Bandel and Riedel 1994
Subfm. Smaragdiinae Baker 1923
G. †Sosiospira Knight 1937
+
Invalid names: Platycheilus Gemmellaro 1889 [replaced]
G. †Thalassonerita Moroni 1966
G. †Velatella Meek 1873
Subfm. †Velatinae Bandel 2001
G. Vitta Mörch 1852
Invalid names: Protoneritidae Kittl 1899 [synonym]
Fm. Phenacolepadidae Pilsbry 1895
+
G. †Cinnalepeta Iredale 1929
G. Phenacolepas Pilsbry 1891
G. Plesiothyreus Cossmann 1888
G. Shinkailepas Okutani et al. 1989
Invalid names: Shinkailepadidae Okutani et al. 1989 [synonym]
Fm. †Pileolidae Bandel et al. 2000
+
G. †Dauterria Gruendel et al. 2015
G. †Pileolus Sowerby 1823
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. †Dawsonellidae Wenz 1938
Fm. †Deianiridae Wenz 1938
Fm. Helicinidae Férussac 1822
+
Invalid names: Olygyridae Gray 1847 [synonym]
Fm. Neritiliidae Schepman 1908
Fm. Proserpinellidae Baker 1923
Fm. Proserpinidae Gray 1847
+
Invalid names: Despoenidae Newton 1891 [synonym]
Superfm. Hydrocenoidea Troschel 1857
+
Fm. Hydrocenidae Troschel 1856
Superfm. †Naticopsoidea Meek and Worthen 1866
+
Fm. †Trachyspiridae Nützel et al. 2007
Or. Neritoina Rafinesque 1815
+
Superfm. †Neritopsoidea Gray 1847
Superfm. †Symmetrocapuloidea Wenz 1938
+
Fm. †Symmetrocapulidae Wenz 1938
Or. †Cyrtoneritida Bandel and Frýda 1999
+
Fm. †Orthonychiidae Bandel and Frýda 1999
+
G. †Orthonychia Hall 1843
+
Invalid names: Geronticeras Grabau 1936 [synonym], Igoceras Hall 1859 [synonym]
Fm. †Vltaviellidae Bandel and Frýda 1999
+
Subfm. †Krameriellinae Frýda and Heidelberger 2003
Subfm. †Vltaviellinae Bandel and Frýda 1999
G. †Neritites von Schlotheim 1820
+
Neritites spiratus von Schlotheim 1820
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. †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 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. †Globiconcha d'Orbigny 1843
+
Globiconcha remondii Gabb 1864
G. †Hacobjania Aliev & Lysenko 1986
G. †Hamlinia Boehm 1900
G. Hermania Monterosato 1884
G. †Kaitoa Marwick 1931
G. Kleinacteon Vokes 1939
G. Liloa Pilsbry 1921
G. Limulatys Iredale 1936
+
Limulatys muscarius Gould 1859
G. †Maoriscaphander Dell 1950
G. †Mesotrochactaeon Akopyan 1972
G. †Mexicotrochactaeon Akopyan 1972
G. †Mnestocylichnella Oppenheim 1896
G. †Moniliretusa Sohl 1963
G. †Noetca Stewart 1926
+
Noetca gabbi Stewart 1927
+
Invalid names: Cylindrites brevis Gabb 1864 [replaced]
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. †Pchelincevella Dzhalilov 1972
G. †Peruviella Olsson 1944
G. †Plicobulla Cossmann 1895
G. †Priscaphander Finlay & Marwick 1937
G. †Pseudavena Sacco 1897
G. Pyrunculus Pilsbry 1895
G. †Raincourtia Fischer 1884
G. †Ringiculoptycha Kropaczek in Studencka 1986
G. †Ringiculospongia Bellardi & Sacco 1892
G. Roxaniella Crosse 1885
G. †Sevanella Akopyan 1972
G. †Sogdianella Dzhalilov 1972
G. †Spiractaeon Meek 1863
G. †Superstes Finlay & Marwick 1937
G. †Talahabia Martin 1921
G. †Trochactaeonina Meek 1863
+
Invalid names: Ateleaspidae Traquair 1899 [empty]
Or. Cephalaspidea Fischer 1883
+
Superfm. †Bulloidea Lamarck 1801
+
Fm. Bullidae Lamarck 1801
Superfm. †Cylindrobulloidea Thiele 1931
+
Invalid names: Cylindrobullidae Thiele 1926 [empty]
Superfm. †Haminoeoidea Pilsbry 1895
+
Fm. Haminoeidae Pilsbry 1895
G. Roxania Leach In Gray 1847
Invalid names: Atydidae Thiele 1929 [empty], Bullactidae Thiele 1926 [empty], Smaragdinellidae Adams 1848 [empty]
Superfm. Philinoidea Gray 1850
+
Fm. Cylichnidae Adams 1850
Fm. †Philinidae Gray 1850
Fm. Retusidae Thiele 1925
Fm. Scaphandridae Sars 1878
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]
+
Subor. †Gymnoptera
+
Invalid names: Hydromylidae Pruvot-Fol 1942 [empty]
G. †Heteroptygmatis Shikama and Yui 1973
+
G. †Acrostylus Cossmann 1896
G. †Ampezzogyra Bandel 1996
+
Ampezzogyra angulata Nützel and Hausmann 2021
+
Aphanotaenia strigillata Credner 1863
G. Auristomia Monterosato 1884
G. Babella Dall & Bartsch 1906
G. †Bactroptyxis Cossmann 1896
+
Bactroptyxis cossmanni Fischer 1962
G. †Boehmiola
G. †Brouzetia
G. †Campichia
G. †Coemansia
G. †Costaella
G. †Crimella
+
Cryptoplocus picteti Gemmellaro 1864
+
Invalid names: Trochalia picteti Gemmellaro 1897 [synonym]
G. †Curetia
G. †Eustomia
G. †Falsostyliola Colom 1986
G. †Fibulella
+
Fibuloptyxis excavata Fischer 1964
G. †Gemmellaroia Lyssenko 1990
G. †Gonzagia
G. †Itruvia
G. †Mrhilaia
+
Mrhilaia nerinaeformis Coquand 1862
G. †Neoptyxis
G. †Ptygmatis
+
Ptygmatis carpathica Zeuschner 1849
Ptygmatis pseudobruntrutana Gemmellaro 1865
+
Invalid names: Nerinea bruntrutana Ooster 1869 [synonym]
G. †Raulinia
G. †Rugiferia
G. †Sequania
G. †Spirocyclina Kittl 1894
+
Spirocyclina eucycla Laube 1869
G. †Trochalia
G. †Ulfa
G. †Upella
G. †Lutima
G. †Mariottia
G. Mistostigma Berry 1947
+
Mistostigma punctulum Berry 1947
G. †Nicosiaella Conti and Fischer 1981
Or. Notaspidea Fischer 1883
+
Superfm. †Pleurobranchoidea Férussac 1822
+
Fm. †Pleurobranchidae Férussac 1822
Superfm. †Tylodinoidea Gray 1847
+
Fm. †Tylodinidae Gray 1847
Fm. Umbraculidae Dall 1889
G. †Paronaella Conti and Fischer 1984
G. †Pseudofusia Shuto 1969
G. †Reticulacella Dockery 1977
Or. Rhodopemorpha Salvini-Pläwen 1991
+
Fm. †Rhodopidae Kolliker 1847
+
Invalid names: Ganatidae Rankin 1979 [empty]
+
Fm. †Akeridae Mazzarelli 1891
+
G. Akera Muller 1776
Invalid names: Tornatinidae [empty]
Or. Thecosomata Blainville 1823
+
G. †Bovicornu
+
Bovicornu gracile Meyer 1886
+
Camptoceratops priscus Godwin-Austen 1882
+
Invalid names: Camptoceratops americanus Garvie 1992 [synonym]
Fm. Cavoliniidae d'Orbigny 1842
+
G. †Balantium Bellardi 1872
G. Cavolinia Avilgaard 1791
Subfm. Cavoliniinae van der Spoel 1967
G. Clio Linnaeus 1767
Subfm. †Clioinae
G. Creseis Rang 1828
G. Cuvierina Boas 1886
+
Invalid names: Cuvieria Rang 1827 [replaced]
Subfm. Cuvierininae van der Spoel 1967
G. Diacria Gray 1847
G. †Diacrolinia Janssen 1995
G. †Edithinella Janssen 1995
G. Styliola Gray 1850
G. †Triptera Quoy and Gaimard 1835
G. †Vaginella Daudin 1800
+
Euchilotheca ganensis Curry 1982
G. †Falsostyliola Colom 1986
+
Gamopleura melitensis Janssen 1995
Fm. Limacinidae Blainville 1823
+
G. †Currylimacina Janssen 2003
G. †Embolus Jeffreys 1869
G. †Heliconoides Orbigny 1835
G. Limacina Bosc 1817
+
Invalid names: Lornia Marwick 1926 [synonym]
G. †Pakistania Eames 1952
G. †Spirialis Eydoux and Souleyet 1840
G. †Lomia
G. †Tibiella
Invalid names: Cymbuliidae Gray 1840 [empty], Desmopteridae Chun 1889 [empty], Paraclididae Tesch 1913 [empty]
Or. Umbraculomorpha Schmekel 1985
+
G. †Eosinica
Invalid names: Cylindrobullinoidea Wenz 1947 [empty]
Fm. †Opisthonematidae Yu 1976
+
Invalid names: Opisthonema Yu 1974 [invalid subgroup]
Subcl. Orthogastropoda Ponder and Lindberg 1997
+
Superor. †Heterobranchia Gray 1840
+
Superfm. †Diaphanoidea Odhner 1914
+
Fm. †Diaphanidae Odhner 1914
Superfm. Doridoidea Rafinesque 1815
+
Fm. Chromodorididae Bergh 1891
Fm. †Kuskokwimiidae Frýda and Blodgett 2001
+
G. †Kuskokwimia Frýda and Blodgett 2001
Superfm. †Omalogyroidea Sars 1878
+
Fm. Omalogyridae Sars 1878
Or. †Murchisoniina Cox and Knight 1960
+
Superfm. †Eotomarioidea Wenz 1938
+
Fm. †Eotomariidae Wenz 1938
Fm. †Gosseletinidae Wenz 1938
+
Invalid names: Pithodeidae Wenz 1938 [synonym]
Fm. †Luciellidae Knight 1956
Fm. †Phanerotrematidae Knight 1956
Fm. †Phymatopleuridae Batten 1956
Fm. †Porcelliidae von Zittel 1895
Fm. †Portlockiellidae Batten 1956
Fm. †Pseudoschizogoniidae Bandel 2009
Fm. †Rhaphistomellidae Bandel 2009
Fm. †Temnotropidae Cox 1960
Fm. †Wortheniellidae Bandel 2009
Invalid names: Porcellioidea von Zittel 1895 [synonym]
Superfm. †Loxonematoidea Koken 1889
+
G. †Acrospira Batten 1985
Fm. †Crassimarginatidae Frýda et al. 2002
Fm. †Loxonematidae Koken 1889
+
Invalid names: Holopellidae Koken 1896 [synonym]
Fm. †Palaeozygopleuridae Horný 1955
Fm. †Scoliostomatidae Frýda et al. 2002
Fm. †Soleniscidae Knight 1931
Fm. †Spirostylidae Cossmann 1909
G. †Vetotuba Etheridge 1890
Fm. †Zygopleuridae Wenz 1938
Invalid names: Stylogastropoda Frýda and Bandel 1997 [objective synonym]
Superfm. †Murchisonioidea Koken 1896
+
Fm. †Cheeneetnukiidae Blodgett and Cook 2002
Fm. †Hormotomidae Wenz 1938
G. †Kosovoconcha Frýda 1998
G. †Mendelia Frýda 1998
Fm. †Murchisoniidae Koken 1896
Fm. †Plethospiridae Wenz 1938
Superfm. †Straparollinoidea Wagner 1999
+
Fm. †Straparollinidae Wagner 1999
Superfm. †Subulitoidea Lindström 1884
+
Fm. †Ischnoptygmatidae Erwin 1988
Fm. †Subulitidae 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
Fm. †Trochonematidae von Zittel 1895
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
Fm. Lepetidae Gray 1850
Fm. Lottiidae Gray 1840
Fm. Nacellidae Thiele 1929
Fm. Neolepetopsidae McLean 1990
Fm. Pectinodontidae Pilsbry 1891
Invalid names: Lepetopsidae McLean 1990 [empty]
Superfm. Patelloidea Rafinesque 1815
+
Fm. Patellidae Rafinesque 1815
+
Subfm. Patellinae Rafinesque 1815
G. Scutellastra Adams and Adams 1854
+
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]
G. †Patelloidea Tasch 1961
+
Patelloidea limnensis Tasch 1961
+
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
+
Or. Anisobranchia Ihering 1876
+
Superfm. †Codonocheiloidea Miller 1889
Invalid names: Paraturbinoidea Cossmann 1916 [empty]
G. †Pejona Bolten 1798
G. †Peraubium
+
Peraubium vidali Cossmann 1906
G. †Permoplanorboidea Tasch 1961
+
G. Phorus Montfort 1810
+
Phorus reclusus Conrad 1854
G. †Pitonnellus Montfort 1810
G. †Platyostomella Etheridge 1880
+
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
Fm. †Pragoserpulinidae Fryda 1998
+
G. †Pragoserpulina Fryda 1998
Fm. Prasinidae Stoliczka 1871
+
G. Prasina Deshayes 1863
Subcl. Prosobranchia Milne-Edwards 1848
+
Or. Entomotaeniata Bartsch 1916
+
Fm. †Cimidae Waren 1993
+
G. Actaeopyramis Fischer 1885
G. †Cima Chaster 1898
G. †Pseudobrochidium Grupe 1907
G. †Pseudotylostoma Ihering 1903
Unr. †Ptenoglossa Gray 1853
+
G. †Brevizygia Gründel 1999
G. †Costasphaera Nützel and Gründel 2015
+
Costasphaera franconica Nützel and Gründel 2015
G. †Erratopleura Gründel 1998
Subor. †Gymnoglossa
+
Superfm. Buccinacea Rafinesque 1815
+
Invalid names: Busyconidae Wade 1917 [empty], Heligmotomidae Adegoke 1977 [empty]
Superfm. †Crepidulacea
+
Invalid names: Crepidulidae [empty]
Superfm. †Muricacea de Costa 1776
+
G. †Peonza Olivera 1994
Fm. Thaididae Röding 1798
Superfm. Volutacea Rafinesque 1815
+
Fm. Vasidae Adams and Adams 1853
G. †Pommerozygia Gründel 1998
+
Fm. †Protoculidae Bandel 1991
+
G. †Undularia Koken 1892
+
Subg. †Undularia (Orthostomia) Kittl 1899
Undularia disputata Kittl 1899
Undularia scalata von Schlotheim 1892
G. Pteronotus Swainson 1833 [mustached bat]
+
Pteronotus laetificus Finlay 1929
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]
Superfm. Siphonarioidea Gray 1840
+
Fm. †Acroreiidae Cossmann 1893
Fm. Siphonariidae Gray 1840
+
Invalid names: Anisomyonidae Kanie 1975 [synonym], Liriolidae Golikov and Kussakin 1978 [synonym], Siphonacmeidae Starobogatov 1976 [synonym]
Invalid names: Siphonariacea Gray 1840 [objective synonym]
G. †Vasculum White 1889
+
Vasculum obliquum White 1889
G. †Bernicia Cox 1927
+
Bernicia praecursor Cox 1927
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. Pythia Röding 1798
+
Pythia sphaeroides Traub 1938
Fm. †Rhytidopilidae Starobogatov 1976
+
G. †Rhytidopilus Cossmann 1895
G. Rotellina Münster 1840
G. †Rugoplanorboidella Tasch 1961
+
G. †Serpulopsis Kittl 1900
+
Serpulopsis aberrans Kittl 1900
G. Spectamen Iredale 1924
+
Invalid names: Zeminolia Finlay 1926 [synonym]
Subcl. Streptoneura Spengel 1881
+
Or. Archaeogastropoda Thiele 1925
+
G. †Affrollonia Adegoke 1977
G. †Anceps
G. †Aremella Webers et al. 1992
G. †Carinator
G. †Crenulazone Linsley 1968
G. †Eoliotina
G. †Epifaxis
G. †Euthyrachis Tyler 1965
G. †Feneoniana Kolesnikov 1939
G. †Gargania
G. †Guizospira Wang 1980
G. †Houdasia
G. †Hypodema
G. †Islipia
G. †Kaawatina
G. †Kangapaya
G. †Kyndalyna
G. †Levella
G. †Magnicapulus Wang 1980
G. †Mariothia
G. †Mesogena
G. †Nannubasa
G. †Neoplatytaichum Maxwell 1964
G. †Opella
G. †Pararaphispira Qiao 1983
G. †Parvirota
G. Paua
G. †Platybassis Cossmann 1915
+
Promartynia pulligo Gmelin 1791
G. †Rangimata
G. †Raphischisma Knight 1936
G. †Robus
G. Roya
G. †Rugulina
G. †Scaevola
G. †Seisa
G. †Sinzowia
G. †Siskyouspira Rohr 1980
G. Skena Fleming 1825
G. †Staffinia
G. Suchium Makiyama 1924
+
Tectospira gracilis Blaschke 1907
G. †Tipua
G. †Trachysma
G. †Trochodon
G. Trochomorpha Koken 1897
G. †Trochonerita Cossmann 1907
Fm. Umboniidae Adams and Adams 1854
+
G. †Adaptyxis Kollmann and Peza 1997
G. †Vergnesia
G. †Vestulia
G. †Vistulia
G. †Vivanella
G. †Waisiolia
G. †Wisonsinella Blodgett 1988
G. †Yingicus
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. †Orthodonta
+
Invalid names: Rhachiglossa Gray 1853 [empty]
Subor. †Streptodonta
+
Invalid names: Rhipidoglossa Mörch 1865 [empty], Zygobranchia Spengel 1881 [empty]
+
Invalid names: Amaltheidae [empty], Pleurotoceratidae [empty], Solariidae [empty]
Invalid names: Rachigdossa [empty]
Or. Stylomatophora Schmidt 1865
+
Subor. Toxoglossa Troschel 1848
+
Invalid names: Pleurotomidae [empty]
G. †Stuorilda Bandel 1995
+
Stuorilda cassiana Bandel 1995
G. †Suprazonalia Yu and Xi 1974
+
Suprazonalia multispiralis Yu and Xi 1974
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. †Trochifusus Gabb 1877
+
G. †Trochiletes von Schlotheim 1813
G. †Trochopsis Gemmellaro 1878
G. †Trochotremaria de Ryckholt 1860
G. †Vespertilio Mörch 1852
+
Vespertilio africana Riedel 1933
Subcl. Vetigastropoda Salvini-Plawen 1980
+
G. †Blodgettella Nützel and Erwin 2004
+
Blodgettella enormecostata Nützel and Erwin 2004
Superfm. †Cirroidea Bandel 1993
+
Fm. †Cirridae Cossmann 1916
+
G. †Aristerella Dubar 1948
Subfm. †Cirrinae Cossmann 1916
Subfm. †Hesperocirrinae Haas 1953
Subfm. †Platyacrinae Wenz 1938
G. †Shikamacirrus Kase 1984
G. †Spirocirrus Cossmann 1916
Fm. †Discohelicidae Schröder 1995
+
G. †Asterohelix Szabo 1984
G. †Brouzetdiscus Gründel and Kollmann 2012
G. †Cenocampoides Kollmann 2005
G. †Colpomphalus Cossmann 1915
G. †Delpeya Collignon 1949
G. †Discohelix Dunker 1847
G. †Nummocalcar Cossmann 1896
G. †Spiniomphalus Nützel and Erwin 2004
Fm. †Crosseolidae Hickman 2013
+
G. Conjectura Finlay 1926
+
Conjectura minuta Kiel 2006
G. †Frydatinus Kiel and Bandel 2004
+
Frydatinus scheeri Bandel and Fryda 1998
+
Or. †Lepetellida Moskalev 1971
+
Superfm. †Fissurelloidea Fleming 1822
+
Fm. Fissurellidae Fleming 1822
+
Invalid names: Clypidinidae Golikov and Starobogtov 1989 [synonym], Rimulidae Anton 1838 [synonym], Zeidoridae Naef 1913 [synonym]
Superfm. Haliotoidea Rafinesque 1815
+
Fm. Haliotidae Rafinesque 1815 [abalone]
Superfm. Lepetelloidea Dall 1882
+
Fm. Addisoniidae Dall 1882
Fm. Bathyphytophilidae Moshkalev 1978
Fm. Caymanabyssiidae Marshall 1986
Fm. Cocculinellidae Moskalev 1978
Fm. Lepetellidae Dall 1881
Fm. Osteopeltidae Marshall 1987
Fm. †Pseudococculinidae Hickman 1983
Fm. Pyropeltidae McLean and Haszprunar 1987
Superfm. Lepetodriloidea McLean 1988
+
Fm. Clypeosectidae McLean 1989
Fm. Lepetodrilidae McLean 1988
+
Invalid names: Gorgoleptidae McLean 1988 [synonym]
Fm. Sutilizonidae McLean 1989
Superfm. Scissurelloidea Gray 1847
+
Fm. Anatomidae McLean 1989
+
Invalid names: Schizotrochidae Iredale and McMichael 1962 [synonym]
Fm. Scissurellidae Gray 1847
G. †Nodoconus Nützel and Erwin 2004
Fm. Pendromidae Warén 1991
+
G. Pendroma Dall 1927
Invalid names: Trachysmidae Wenz 1939 [empty]
Or. Pleurotomariida Cox and Knight 1960
+
Invalid names: Fissurellacea Fleming 1822 [empty]
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
Fm. †Kittlidiscidae Cox 1960
+
G. †Kittlidiscus Haas 1953
+
Invalid names: Schizodiscus Kittl 1891 [replaced]
Fm. †Lancedelliidae Bandel 2009
+
G. †Acutitomaria Karapunar and Nützel 2021
G. †Lancedellia Bandel 1991
Fm. Pleurotomariidae Swainson 1840
+
G. †Austroworthenia Maxwell 1961
G. †Bathrotomaria Cox 1956
G. †Conotomaria Cox 1959
G. †Cryptaenia Eudes-Deslongchamps 1864
G. Entemnotrochus Fischer 1885
G. †Leptomaria Eudes-Deslongchamps 1864
G. †Mamoeatomaria Begg and Grant-Mackie 2006
+
Invalid names: Mamoea Begg and Grant-Mackie 2003 [replaced]
G. †Mellarium Waterhouse 1960
G. †Mikadotrochus Lindoholm 1927
G. †Murihikua Begg and Grant-Mackie 2003
G. †Obornella Cox 1959
G. †Ornatospira Pan 1982
G. Perotrochus Fischer 1885
G. †Pleurotomaria Defrance 1826
Subfm. Pleurotomariinae Swainson 1840
G. †Pyrgotrochus Fischer 1885
G. †Rasatomaria Pieroni and Nützel 2014
G. †Tahua Begg and Grant-Mackie 2003
G. †Talantodiscus Fischer 1885
Fm. †Polytremariidae Wenz 1938
+
G. †Polytremaria d'Orbigny 1850
G. †Raphistomella Kittl 1981
Fm. †Rhaphischismatidae Knight 1956
+
G. †Rhaphischisma Knight 1936
+
Invalid names: Rotellina de Koninck 1881 [replaced]
Fm. †Stuorellidae Bandel 1991
+
G. †Codinella Kittl 1899
G. †Fiacconella Monari and Dellantonio 2024
G. †Ramusatomaria Szabo 2019
G. †Stuorella Kittl 1891
Fm. †Trochotomidae Cox 1960
+
G. †Placostoma Ferrari et al. 2015
G. †Trochotoma Eudes-Deslongchamps 1843
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
G. †Zygites Kittl 1891
Superfm. †Ptychomphaloidea Wenz 1938
+
Fm. †Ptychomphalidae Wenz 1938
+
G. †Angulomphalus Gründel 2011
G. †Ptychomphalus Agassiz 1839
G. †Purkynespira Frýda and Bandel 1997
+
Purkynespira parvulum Horný 1992
Purkynespira reticulata Frýda and Bandel 1997
Superfm. †Schizogonioidea Cox 1960
+
Fm. †Pseudowortheniellidae Bandel 2009
+
G. †Pseudowortheniella Bandel 2009
Fm. †Schizogoniidae Cox 1960
+
G. †Schizogonium Kokn 1889
Superfm. Seguenzioidea Verril 1884
+
G. Adeuomphalus Seguenza 1876
Fm. Ancistrobasidae Bandel 2010
+
G. †Ancistrobasis Dall 1889
Fm. Chilodontaidae Wenz 1938
+
G. †Calliovarica Vokes 1939
Subfm. Cataeginae McLean and Quinn 1987
Subfm. Chilodontinae Wenz 1938
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
G. †Amberleya Morris and Lycett 1851
Subfm. †Calliotropinae Hickman and McLean 1990
G. Calliotropis Seguenza 1903
G. †Eucycloidea Hudleston 1887
G. †Eucyclomphalus von Ammon 1892
G. †Eucycloscala Cossmann 1895
Subfm. †Eucycloscalinae Grundel 2007
G. †Eucyclus Eudes-Deslongchamps 1860
G. †Gerasimovcyclus Gründel 2005
G. †Mistelgauia Schulbert and Nützel 2013
G. †Neoeunema Bandel 2010
G. †Trochonodus Nützel et al. 2003
G. †Trypanotrochus Cossmann 1918
Invalid names: Amberleyidae Wenz 1938 [synonym], Calliotropidae Hickman and McLean 1990 [synonym], Turcicidae Bandel 2010 [synonym]
Fm. †Laubellidae Cox 1960
+
G. †Laubella Kittl 1891
Fm. Seguenziidae Verril 1884
+
Subfm. Asthelysinae Marshall 1991
G. Basilissa Watson 1879
G. †Calliobasis Marshall 1983
Subfm. Davisianinae Egorova 1972
G. Seguenzia Jeffreys 1876
Subfm. Seguenziinae Verrill 1884
Invalid names: Eucycloidea Koken 1897 [synonym]
Superfm. Trochoidea Rafinesque 1815
+
Fm. †Angariidae
+
G. †Tegulacanthus Gruendel et al. 2017
Fm. †Araeonematidae Nützel and Nakazawa 2012
+
G. †Yunnania Mansuy 1912
+
Invalid names: Portlockia de Koninck 1881 [replaced]
Fm. Areneidae McLeam 2012
+
G. Marevalvata Olsson and Harbison 1953
Fm. †Ataphridae Cossmann 1915
+
Subfm. †Ataphrinae Cossmann 1915
G. †Ataphrus Gabb 1869
G. †Coronopsis Pan 1982
G. †Endianaulax Cossmann 1902
G. †Falsataphrus Gründel 2000
Subfm. †Lewisiellinae Gründel 2008
G. †Teinostomopsis Chavan 1954
G. †Trochopsidea Wenz 1938
G. †Zircia Szabo 1981
Fm. Calliostomatidae Thiele 1924
+
Subfm. †Callotrochinae Szabó 2011
G. †Kittlitrochus Cossmann 1899
+
Invalid names: Paratrochus Kittl 1899 [replaced]
G. Maurea Oliver 1926
G. †Sensuitrochus Quintero and Revilla 1966
Subfm. Thysanodontinae Marshall 1988
Fm. Colloniidae Cossmann 1917
+
Tr. Adeorbisinini Monari et al. 1995
G. †Angulataphrus Gründel 2003
G. Argalista Iredale 1915
G. Bothropoma Thiele 1924
G. †Chartronella Cossman 1902
G. †Cirsochilus Cossmann 1888
G. †Coanollonia Woodring 1928
G. †Collonia Gray 1850
G. †Crossostoma Morris and Lycett 1851
Tr. †Crossostomatini Knight et al. 1960
G. †Cyniscella Cossmann 1918
Tr. †Helicocryptini Cox 1960
G. †Hikidea Kaim et al. 2014
G. †Otomphalus Cossmann 1902
G. †Petropoma Gabb 1877
G. †Triangaphrus Gründel 2003
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
Fm. Fossarinidae Bandel 2009
+
G. †Fossarina Adams 1864
Fm. Liotiidae Gray 1850
+
G. †Brochidiella Nützel and Erwin 2001
Subfm. †Brochidiinae Yochelson 1956
G. †Costatomphalus Gründel and Kollmann 2012
Subfm. †Dichostasiinae Yochelson 1956
G. Liotia Gray 1842
Subfm. Liotiinae Gray 1850
G. Lodderena Iredale 1924
G. †Pseudoliotina Cossmann 1925
G. †Woehrmannia Böhm 1895
Invalid names: Cyclostrematidae Fischer 1885 [synonym]
Fm. †Metriomphalidae Gruendel et al. 2017
+
G. †Caryomphalus Gruendel et al. 2017
G. †Planiturbo Fischer 1969
Fm. Nododelphinulidae Cox 1960
+
G. †Amphitrochus Cossmann 1907
G. †Costatrochus Grundel 2009
G. †Etalotrochus Gründel et al. 2012
G. †Metriomphalus Cossmann 1916
G. †Nododelphinula Cossmann 1916
G. †Trochacanthus Dacqué 1936
Fm. Phasianellidae Swainson 1840
+
Subfm. Gabrieloninae Hickman and McLean 1990
G. Phasianella Lamarck 1804
Subfm. Phasianellinae Swainson 1840
+
Invalid names: Eutropiinae Gray 1847 [synonym]
Subfm. Tricoliinae Woodring 1928
Fm. †Sclarotrardidae Gruendel et al. 2017
+
G. †Sclarotrarda Gruendel et al. 2017
Fm. Skeneidae Clark 1851
+
G. †Aequispirella Finlay 1924
G. Brookula Iredale 1912
G. †Cenomanella Cossmann 1918
G. Cirsonella Angas 1877
G. Crossea Adams 1865
G. Delphinoidea Brown 1827
G. Dolicrossea Iredale 1924
G. Eudaronia Cotton 1945
G. Haplocochlias Carpenter 1864
G. Leucorhynchia Crosse 1867
G. Lissotesta Iredale 1915
G. Lissotestella Powell 1946
G. Lophocochlias Pilsbry 1921
G. Munditiella Kuroda and Habe 1954
G. Notosetia Iredale 1915
G. Parviturbo Pilsbry and McGinty 1945
G. Skenea Fleming 1825
G. †Skeneoides Waren 1992
G. †Sloeudaronia Kaim et al. 2006
G. Solariorbis Conrad 1865
G. †Tiburnus de Gregorio 1890
G. Tubiola Adams 1863
Invalid names: Delphinoideinae Thiele 1924 [synonym]
Fm. Solariellidae Powell 1951
+
G. Conominolia Finlay 1926
G. Minolia Adams 1860
G. †Periaulax
G. Solariella Wood 1842
G. †Zetela Finlay 1926
Invalid names: Minoliinae Kuroda et al. 1971 [invalid subgroup]
G. †Strianematina Chronic 1952
+
Fm. Tegulidae Kuroda et al. 1971
+
G. Cantallocostoma DeVries 2007
G. Intistoma DeVries 2007
G. Stearnsium Berry 1958
G. Tegula Lesson 1835
Fm. Trochidae Rafinesque 1815 [top snail]
+
G. †Aaleniella Conti and Fischer 1981
G. †Anticonulus Cossmann 1918
G. Antisolarium Finlay 1927
G. †Buckmanina Cossmann 1920
Subfm. Calliostomatinae Thiele 1924
+
Invalid names: Ziziphininae Gray 1847 [synonym]
Subfm. †Canthardinae Gray 1857
G. Chlorostoma Swainson 1840
G. †Chuelskia Kaim et al. 2004
G. †Cirsostylus Cossmann 1918
G. Cittarium Philippi 1847
G. †Coeloconulus Nützel and Nakazawa 2012
G. Enida Adams 1860
G. †Eocalliostoma Haas 1953
Subfm. Eucyclinae Koken 1897
G. †Falsotectus Gruendel et al. 2017
G. †Francisciconcha Little et al. 2004
G. †Gena
G. †Granulifera Anistratenko 2000
Subfm. Halistylinae Keen 1958
G. Hybochelus Pilsbry 1890
G. †Karabolkia Licharev 1975
Subfm. Lirulariinae Hickman and McLean 1990
G. †Lithotrochus Conrad 1855
G. Livona Gray 1847
+
Invalid names: Margaritella Thiele 1891 [replaced]
G. Microgaza Dall 1881
Subfm. Monodontinae Cossman 1916
G. Norrisia Bayle 1880
G. Phorcus Risso 1826
G. †Solariconulus Cossmann 1918
G. †Stelzneria Geinitz 1874
Subfm. †Stomatellinae
G. Suavotrochus Dall 1924
G. Synaptocochlea Pilsbry 1890
G. Thalotia Gray 1847
G. †Trochaclis Thiele 1912
Subfm. Trochinae Rafinesque 1815
+
Invalid names: Gibbulinae Stoliczka 1868 [synonym], Pyramidinae Gray 1847 [synonym]
G. Trochus Linnaeus 1758
+
Invalid names: Lamprostoma Swainson 1840 [synonym]
G. †Turcicula Koken 1900
Subfm. Umboniinae Adams and Adams 1854
+
Invalid names: Rotellinae Swainson 1840 [synonym]
G. †Vacekia Conti and Szabó 1989
Invalid names: Stomatiidae Stoliczka 1868 [synonym], Trochaclididae Thiele 1928 [empty]
Fm. Turbinidae Rafinesque 1815
+
Subfm. Angariinae Gray 1857
+
Invalid names: Delphinulinae Stoliczka 1868 [synonym]
Subfm. †Anomphalinae Wenz 1938
G. Arene Adams and Adams 1854
G. Astraea Röding 1798
G. †Bakonyia Szabo 1981
G. †Bandelastraea Nützel and Kaim 2014
+
Invalid names: Cassianastraea [replaced]
G. †Coelobolma Cossmann 1918
G. Collonista Iredale 1918
+
Invalid names: Leptothyra Pease 1869 [synonym]
G. Cynisca Adams and Adams 1854
G. †Flacilla Koken 1896
G. †Gelasinostoma Gardner 1947
G. †Guizhouia Yin and Yochelson 1983
G. Homalopoma Carpenter 1864
G. †Kaurnella Ludbrook 1941
G. †Klebyella Gründel 1998
G. †Littorinolacuna Cossmann 1919
G. Macrarene Hertlein and Strong 1951
Subfm. Margaritinae Stoliczka 1868
Subfm. Moelleriinae Hickman and McLean 1990
Subfm. †Moreanellinae Fischer and Weber 1997
G. †Nemrac Clark and Durham 1946
G. †Odoardia
G. Prisogaster Mörch 1850
+
Invalid names: Amyxa Troschel 1852 [objective synonym]
G. †Prototurbo Kase 1984
G. †Torallochus Kiel and Bandel 2002
Subfm. Turbininae Rafinesque 1815
+
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]
Fm. †Velainellidae Vasseur 1880
+
G. †Velainella Vasseur 1880
Superfm. Turbinoidea Rafinesque 1815
+
Fm. †Proconulidae Cox 1960
+
G. †Dimorphotectus Cossmann 1918
+
Invalid names: Flemmingia Kittl 1894 [synonym]
G. †Diplochilus Wöhrmann 1894
G. †Epulotrochus Cossmann 1918
G. †Muricotrochus Cossmann 1918
G. †Proconulus Cossmann 1918
G. †Tylotrochus Koken 1896
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]
G. †Wellingtonia Tasch 1961
+
Wellingtonia producta Tasch 1961
G. †Zlichovia Frýda and Manda 1997
+
Zlichovia paradoxa Frýda and Manda 1997
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], 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]
G. †Granoconus Yü 1979
+
Granoconus trematus Yü 1979
Cl. †Helcionelloida Peel 1991
+
G. †Beshtashella Missarzhevsky and Mambetov 1981
+
Beshtashella tortilis Missarzhevsky and Mambetov 1981
+
Invalid names: Paraformichella orientalis Qian and Zhang 1983 [synonym]
Invalid names: Paraformichella Qian and Zhang 1983 [synonym]
Fm. †Ceratoconidae Missarzhevsky 1989
+
G. †Ceratoconus Chen and Zhang 1980
+
Ceratoconus bucerus Chen 1984
Ceratoconus striatus Chen and Zhang 1980
G. †Masculuconus Feng et al. 2000
+
Masculuconus curvativus Feng et al. 2000
G. †Emargimantus Skovsted et al. 2012
+
Emargimantus angulatus Skovsted et al. 2012
Emargimantus tunuensis Peel and Skovsted 2005
Or. †Helcionellida Geyer 1994
+
Fm. †Coreospiridae Knight 1952
+
G. †Anconochilus Knight 1947
+
Anconochilus barnesi Knight 1947
G. †Cambrospira Yü 1979
+
G. †Coreospira Saito 1936
+
Coreospira raymondi Shaw 1957
Coreospira rugosa Saito 1936
Coreospira walcotti Knight 1947
G. †Humilispira Parkhaev 2001
+
Humilispira adelocosma Zhou and Xiao 1984
G. †Kutanjia Kruse 1991
+
Kutanjia ngalbala Kruse 1991
G. †Latouchella Cobbold 1921
+
Latouchella accordionata Runnegar and Jell 1976
Latouchella adunca Zhou and Xiao 1984
Latouchella arcuata Gubanov et al. 2004
Latouchella costata Cobbold 1921
Latouchella gobiica Zhegallo 1982
Latouchella jacobinica Geyer 1986
Latouchella memorabilis Rozanov et al. 1969
Latouchella orientalis Walcott 1905
Latouchella ostenfeldense Skovsted 2004
Invalid names: Archaeospira Yü 1979 [synonym], Cambroconus Yu 1981 [synonym], Gibbaspira He 1984 [synonym], Huanglingella Chen et al. 1981 [synonym], Hubeispira Yu 1981 [synonym], Reticulatoconus [synonym], Uncinaspira He 1984 [synonym], Yunnanospira Jian 1980 [synonym]
G. †Owenella Ulrich and Scofield 1897
+
Owenella antiquata Whitfield 1878
G. †Shabaktiella Missarzhevsky and Mambetov 1981
G. †Tichkaella Geyer 1986
+
Tichkaella carinata Rasetti 1957
Tichkaella hamata Geyer 1986
Tichkaella insulcata Rasetti 1957
Invalid names: Archaeospiridae Yu 1979 [synonym], Latouchellidae Golikov and Starobogatov 1989 [synonym], Yangtzespiridae Yu 1984 [synonym]
Superfm. †Helcionelloidea Wenz 1938
+
Fm. †Carinopeltidae Parkhaev 2013
+
G. †Carinopelta Parkhaev 2013
+
Invalid names: Igarkiella Vasil’yeva 1998 [replaced]
G. †Gonamella Val'kov and Karlova 1984
G. †Mastakhella Missarzhevsky 1989
G. †Protoconus Yü 1979
+
Invalid names: Patellella Vassiljeva 1990 [synonym]
G. †Squamiconus Vassiljeva 1990
Fm. †Helcionellidae Wenz 1938
+
+
Invalid names: Yangtzedonta Yu 1985 [synonym]
G. †Aegitellus Feng et al. 2000
G. †Anabarella Vostokova 1962
G. †Anabaroconus Gubanov et al. 2004
G. †Anhuiconus Zhou and Xiao 1984
+
Invalid names: Anchuispira Feng 1994 [synonym]
G. †Anuliconus Parkhaev 2001
G. †Asiapatella Parkhaev and Demidenko 2010
+
Invalid names: Pseudopatella Esakova and Zhegallo 1996 [replaced]
G. †Asperconella Landing and Bartowski 1996
G. †Auricullina Vasil’yeva 1998
G. †Bemella Rozanov et al. 1969
+
Invalid names: Charaulachella Vassiljeva 1990 [synonym], Kalbyella Berg-Madsen and Peel 1978 [synonym], Latirostratus Yü 1979 [synonym], Repenoconus Feng et al. 1994 [synonym], Rostroconus [synonym], Sacciconus Jiang 1980 [synonym], Sichuanospira He 1984 [synonym], Striatoconus Feng et al. 2000 [synonym]
G. †Calyptroconus Parkhaev 2001
G. †Capitoconus Skovsted 2004
G. †Chuiliella Gubanov and Peel 2001
G. †Cycloholcus Knight 1947
G. †Daedalia Parkhaev 2001
G. †Davidonia Parkhaev 2017
G. †Emarginoconus Yü 1979
G. †Eocyrtolites Yü 1986
G. †Fenqiaronia Parkhaev 2001
G. †Figurina Parkhaev 2001
G. †Guadalquivirospira Gubanov et al. 2004
G. †Hampilina Kobayashi 1958
G. †Helcionella Grabau and Shimer 1909
+
Invalid names: Pseudotheca Redlich 1899 [synonym]
G. †Hispanoconus Gubanov et al. 2004
G. †Igorella Rozanov et al. 1969
+
Invalid names: Bemellina Vassiljeva 1998 [synonym], Chabaktiella Missarzhevsky and Mambetov 1981 [synonym], Compressoconus Vassiljeva 1998 [synonym], Dianella Wang 1994 [synonym], Igorellina Missarzhevsky 1989 [synonym], Maidipingoconus Yü 1979 [synonym], Songlinella Chen et al. 1981 [synonym]
G. †Ilsanella Missarzhevsky 1981
+
Invalid names: Ginella Rozanov et al. 1969 [replaced], Parmophorella [synonym]
G. †Kuonamkaella Gubanov et al. 2004
G. †Lenoconus Vassiljeva 1990
G. †Leptostega Geyer 1986
G. †Manasoconus Peel
G. †Marocella Geyer 1986
G. †Minastirithella Jacquet and Brock 2016
G. †Miroconulus Parkhaev 2001
G. †Nyuella
G. †Obtusoconus Yü 1979
+
Invalid names: Hematoconus Chen and Xiong 1984 [synonym]
G. †Oelandia Westergård 1936
G. †Oelandiella Vostokova 1962
+
Invalid names: Pseudoyangtzespira Bokova 1990 [synonym], Yangtzespira Yü 1979 [synonym]
G. †Papilloconus Feng et al. 2000
G. †Parapelagiella Kobayashi 1939
G. †Pararaconus Bengtson et al. 1990
G. †Paucella Vassiljeva 1990
G. †Pedrocheotheca Gubanov et al. 2004
G. †Perssuakiella Peel 1988
G. †Prosinuites Poulsen 1967
G. †Protowenella Runnegar and Jell 1976
G. †Pseudopollicina Vostokova 1962
G. †Randomia Matthew 1899
G. †Securiconus Jiang 1980
G. †Tannuella Rozanov et al. 1969
G. †Totoralia Tortello and Sabattini 2011
G. †Truncatoconus Yü 1979
+
Invalid names: Maishucunconus [synonym]
G. †Tuoraconus Missarzhevsky 1989
Invalid names: Eosoconidae Yu 1979 [synonym], Hampilininae Kobayashi 1958 [empty], Yangtzeconinae Yu 1979 [empty]
Fm. †Igarkiellidae Parkhaev 2002
+
G. †Asperoconus Yü 1979
Invalid names: Procarinariidae Wenz 1938 [empty]
G. †Tribelopoma Jacquet et al. 2016
+
Tribelopoma amygdala Jacquet et al. 2016
Superfm. †Yochelcionelloidea Runnegar and Jell 1976
+
Fm. †Rugaeconidae Vassiljeva 1990
+
G. †Dorispira Parkhaev and Demidenko 2010
G. †Xianfengella He and Yang 1982
+
Invalid names: Obscurania Vassiljeva 1990 [synonym], Rugaeconus Vassiljeva 1990 [synonym], Scutatestomaconus [synonym]
Fm. †Stenothecidae Runnegar and Jell 1980
+
G. †Acanthotheca Vendrasco et al. 2011
G. †Eurekapegma MacKinnon 1985
G. †Mellopegma Runnegar and Jell 1976
G. †Planutenia Elicki 1994
+
Invalid names: Aequiconus Parkhaev 2001 [synonym]
G. †Pseudoscenella Starobogatov and Moskalev 1987
G. †Stenotheca Hicks 1872
Invalid names: Mellopegmidae Missarzhevsky 1989 [synonym], Stenothecinae Runnegar and Jell 1980 [invalid subgroup], Watsonellinae Parkhaev 2002 [empty]
Fm. †Trenellidae Parkhaev 2001
+
G. †Mackinnonia Bengtson et al. 1990
G. †Parailsanella Voronova et al. 1987
+
Invalid names: Isitella Missarzhevsky 1989 [synonym]
G. †Trenella Parkhaev 2001
G. †Tubatoconus Feng et al. 2000
G. †Udzhella Vassiljeva 1990
Fm. †Yochelcionellidae Runnegar and Jell 1976
+
G. †Enigmaconus MacKinnon 1985
G. †Eotebenna Runnegar and Jell 1976
G. †Janospira
G. †Yochelcionella Runnegar and Pojeta 1974
+
Invalid names: Runnegarella Parkhaev 2002 [synonym]
Invalid names: Enigmaconidae MacKinnon 1985 [synonym]
G. †Michniakia Missarzhevsky 1966
+
Michniakia minuta Rozanov and Missarzhevsky 1966
+
Fm. †Aldanellidae Linsley and Kier 1984
+
G. †Aldanella Vostokova 1962
+
Aldanella attleborensis Shaler and Foerste 1888
+
Invalid names: Aldanella kolymica Barskova 1988 [synonym], Aldanella operosa Rozanov and Missarzhevsky 1966 [synonym], Aldanella polonica Lendzion 1977 [synonym], Aldanella rozanovi Rozanov et al. 1969 [synonym], Aldanella utchurica Rozanov et al. 1969 [synonym], Aldanella yanjiaheensis Chen 1984 [synonym]
Aldanella costata Missarzhevsky 1989
Aldanella crassa Rozanov et al. 1969
Aldanella golubevi Parkhaev 2007
Aldanella iberica Gubanov et al. 2004
Aldanella kunda Opik 1926
Aldanella patelliforma Bokova 1990
Aldanella patelliformis Bokova 1990
Aldanella remota Billings 1872
Aldanella sibirica Parkhaev and Karlova 2011
Invalid names: Paraaldanella Golubev 1976 [synonym]
G. †Nomgoliella Missarzhevsky 1980
+
Nomgoliella australiensis Parkhaev 2001
Nomgoliella sinistrivolubilis Missarzhevsky 1980
Superfm. †Pelagielloidea Knight 1956
+
Fm. †Pelagiellidae Knight 1952
+
G. †Cambretina Horný 1964
G. †Costipelagiella Horný 1964
G. †Pelagiella Matthew 1895
+
Invalid names: Auriculaspira Zhou and Xiao 1984 [synonym], Protoscaevogyra Kobayashi 1939 [synonym]
G. †Proeccyliopterus Kobayashi 1939
G. †Tannuspira Missarzhevsky 1989
G. †Tianzhushanospira Yü 1979
Invalid names: Proeccyliopteridae Kobayashi 1962 [synonym], Protoscaevogyridae Kobayashi 1962 [synonym]
Invalid names: Helcionelliformes Golikov and Starobogatov 1975 [empty]
Or. †Hemithecellitina Stinchcomb and Darrough 1995
+
Invalid names: Hemithecellidae Stinchcomb and Darrough 1995 [empty]
G. †Huangshandogoconus Yü 1979
+
+
Fm. †Khairkhaniidae Missarzhevsky 1989
+
G. †Ardrossania Bengtson et al. 1990
+
Ardrossania paveyi Bengtson et al. 1990
G. †Barskovia Golubev 1976
+
Barskovia hemisymmetrica Golubev 1976
Barskovia jucunda Bokova 1990
Invalid names: Nikolenia Vasil’yeva 1998 [synonym]
G. †Khairkhania Missarzhevsky 1980
+
Khairkhania evoluta Voronin et al. 1982
Khairkhania evoluto Elicki and Schneider 1992
Khairkhania rotata Missarzhevsky 1980
Khairkhania rotato Missarzhevsky 1980
G. †Philoxenella Vostokova 1962
+
Philoxenella spiralis Vostokova 1962
G. †Xinjispira Yü and Rong 1987
+
Xinjispira simplex Zhou and Xiao 1984
Fm. †Ladamarekiidae Fryda 1998
+
G. †Jardamarekia Frýda et al. 2011
+
Jardamarekia enigma Frýda et al. 2011
G. †Ladamarekia Horný 1992
+
Ladamarekia miranda Horný 1992
G. †Pilinopsis Horný 1961
+
Pilinopsis eminens Perner 1903
G. †Laticonus Yü 1979
+
G. †Liantuoconus Yü 1979
+
G. †Mackenziella Voronova et al. 1987
+
Mackenziella dilatata Voronova et al. 1987
Fm. †Maikhanellidae Missarzhevsky 1989
+
G. †Aegides
+
Aegides ageneris Jiang 1980
Aegides seperbes Jiang 1980
G. †Canopoconus Luo et al. 1982
+
Canopoconus calvatus Luo et al. 1982
+
Invalid names: Emeiconus lepidites He and Yang 1982 [synonym], Scenella squamosa Chen and Xiong 1983 [synonym]
Canopoconus superatus Feng et al. 2001
+
Invalid names: Canopoconus cambrinus Luo et al. 1982 [synonym], Lepidites emeishanensis Zhong 1977 [synonym], Lepidites imbricatus Jiang 1980 [synonym], Mediata kunyangensis Feng et al. 2001 [synonym], Ramentoides latispinus Feng et al. 2001 [synonym]
Invalid names: Cassidina Jiang 1980 [synonym], Emeiconus He and Yang 1982 [synonym], Jiangia Starobogatov and Moskalev 1987 [synonym], Lepidites Zhong 1977 [nomen dubium], Mediata Feng et al. 2001 [synonym], Ramenta Luo et al. 1982 [synonym], Ramentoides Feng et al. 2001 [synonym]
G. †Jakobina Kerber 1988
+
Jakobina marcouensis Kerber 1988
G. †Purella Missarzhevsky 1974
+
Purella antiqua Kiær 1916
Purella arcana Val'kov 1987
Purella atypica Missarzhevsky 1980
Purella cristata Missarzhevsky 1974
+
Invalid names: Purella dzhandica Pelman et al. 1990 [synonym]
Purella gracilis Voronin et al. 1982
Purella insueta Missarzhevsky and Mambetov 1981
Purella layracensis Kerber 1988
Purella squamulosa Qian and Bengtson 1989
Invalid names: Maikhanella Voronin et al. 1982 [synonym], Rozanoviella Missarzhevsky 1980 [synonym]
G. †Xiadongoconus Yü 1979
+
+
Invalid names: Cassidina pristinis Jiang 1980 [synonym]
G. †Yunnanopleura Yü 1987
+
Yunnanopleura accurata Bokova 1985
+
Invalid names: Yunnanopleura biformis Yu 1987 [synonym]
Invalid names: Maikhanellinae Feng et al. 2001 [empty], Purellidae Vassiljeva 1990 [synonym]
G. †Makarakia
G. †Merismoconcha Yü 1979
+
G. †Minymerisma Yu 1984
+
+
Odontogriphus omalus Conway-Morris 1976
Cl. †Paragastropoda Linsley and Kier 1984
+
Or. †Mimospirida Dzik 1983
+
Superfm. †Clisospiroidea Miller 1889
+
Fm. †Clisospiridae Miller 1889
+
G. †Antigyra Horný 1964
Subfm. †Atracurinae Horný 1964
Subfm. †Clisospirinae Miller 1889
+
Invalid names: Progalerinae Knight 1956 [synonym]
Subfm. †Trochoclisinae Horný 1964
Fm. †Onychochilidae Koken and Perner 1925
+
G. †Antispira Perner 1903
+
Invalid names: Invertospira Horný 1964 [synonym]
Subfm. †Catalanispirinae Ebbestad et al. 2021
G. †Helicotis Koken and Perner 1925
Subfm. †Hyperstropheminae Horný 1964
G. †Kistasella Missarzhevsky 1989
G. †Kobayashiella Endo 1937
G. †Laeogyra Perner 1903
+
Invalid names: Pervertina Horný 1964 [synonym]
G. †Matherella Walcott 1912
+
Invalid names: Billingsia Walcott 1886 [replaced], Matherellina Kobayashi 1933 [synonym]
Subfm. †Onychochilinae Koken and Perner 1925
Subfm. †Scaevogyrinae Wenz 1938
G. †Sinistracirsa Cossmann 1908
+
Invalid names: Donaldia Perner 1903 [replaced]
G. †Sinistriconcha Heidelberger and Bandel 1999
G. †Voskopiella Frýda 1992
G. †Yuwenia Runnegar 1981
Invalid names: Hyperstrophina Linsley and Kier 1984 [objective synonym], Mimospirina Dzik 1983 [empty]
Superfm. †Onychochiloidea Koken 1925
+
Invalid names: Cliospiridae Miller 1887 [empty]
Invalid names: Hyperstophina Linsley and Kier 1984 [empty], Orthostrophina Linsley and Kier 1984 [empty]
G. †Polytropis Sandberger 1875
G. †Porcaconus Qian and Xiao 1984
+
Porcaconus xinjiangensis Qian and Xiao 1984
G. †Proconus Webers et al. 1992
+
Proconus incertis Webers et al. 1992
Cl. †Rostroconchia Pojeta et al. 1972
+
Or. †Anetshelloida Mazaev 2012
+
Fm. †Anetshellidae Mazaev 2012
+
G. †Anetshella Mazaev 2012
+
Anetshella golowinskyi Netschajew 1894
Or. †Conocardiida Neumayr 1891
+
Superfm. †Conocardioidea Miller 1889
+
Fm. †Arceodomidae Mazaev 2023
+
G. †Arceodomus Pojeta and Runnegar 1976
Fm. †Conocardiidae Miller 1889
+
G. †Aphelakardia Hoare 1990
G. †Conocardium Bronn 1835
G. †Leptoconocardium Hoare 2006
G. †Minycardita Hoare and Plas 2003
G. †Pseudomulceodens Hoare 1990
Superfm. †Eopterioidea Miller 1889
+
Fm. †Eopteriidae Miller 1889
+
G. †Eopteria Billings 1865
G. †Euchasma Billings 1865
+
Invalid names: Euchasmella Kobayashi 1933 [synonym]
G. †Pseudoeuchasma Kobayashi 1933
G. †Talacastella Sanchez 1986
G. †Wanwanella Kobayashi 1933
+
Invalid names: Wanwanoidea Kobayashi 1933 [synonym]
Superfm. †Hippocardioidea Pojeta and Runnegar 1976
+
Fm. †Bransoniidae Pojeta and Runnegar 1976
+
G. †Agidelia Mazaev 2023
G. †Apotocardium Hoare et al. 2002
G. †Ashaconcha Mazaev 2023
G. †Bransonia Pojeta and Runnegar 1976
G. †Diedrorynchus Hoare and Peck 2005
G. †Eusphairica Hoare 2000
G. †Hoarepora Mapes 2022
+
Invalid names: Oxyprora Hoare et al. 2002 [replaced]
G. †Kyoconocardium Hoare 2006
G. †Mulceodens Pojeta and Runnegar 1976
G. †Pojetaconcha Waterhouse 1987
G. †Pseudoconocardium Zavodowsky 1960
Fm. †Hippocardiidae Pojeta and Runnegar 1976
+
Subfm. †Babinicardiinae Rogalla and Amler 2006
G. †Barrandeicardia Rogalla and Amler 2006
G. †Bieberiana Rogalla and Amler 2006
Subfm. †Bohemicardiinae Rogalla and Amler 2006
G. †Cartericardia Rogalla and Amler 2006
G. †Fraipontia Rogalla and Amler 2006
Subfm. †Goticardiinae Rogalla and Amler 2006
G. †Hippocardia Brown 1843
+
Invalid names: Pleurorhynchus Phillips 1836 [objective synonym]
G. †Hoareicardia Rogalla and Amler 2006
G. †Pojetorum Rogalla and Amler 2006
Fm. †Pseudobigaleaidae Hoare et al. 2002
+
G. †Baiosoma Hoare et al. 2002
+
Invalid names: Exalloschema Hoare et al. 2002 [synonym]
Subfm. †Bigaleinae Rogalla and Amler 2006
G. †Bitrigonocardia Rogalla and Amler 2006
Subfm. †Iapetocardiinae Rogalla and Amler 2006
Subfm. †Pseudobigaleainae Hoare et al. 2002
Invalid names: Bitrigonocardiinae Rogalla and Amler 2006 [empty]
Invalid names: Conocardiacea Miller 1889 [empty]
Or. †Ribeirioida Kobayashi 1933
+
Superfm. †Ischyrinioidea Kobayashi 1933
+
Fm. †Ischyriniidae Kobayashi 1933
+
G. †Anisotechnophorus Pojeta and Runnegar 1976
G. †Beukeria Ebbestad et al. 2017
G. †Eoischyrinia Kobayashi 1933
G. †Ischyrinia Billings 1866
G. †Pauropegma Pojeta et al. 1977
G. †Pseudotechnophorus Kobayashi 1933
G. †Tolmachovia Howell and Kobayashi 1936
Superfm. †Ribeirioidea Kobayashi 1933
+
+
Jinonicella kolebabai Pokorny 1978
G. †Rhytiodentalium Pojeta and Runnegar 1979
Fm. †Ribeiriidae Kobayashi 1933
+
G. †Apoptopegma Pojeta et al. 1977
G. †Cymatopegma Pojeta et al. 1977
G. †Oepikila Pojeta and Runnegar 1976
+
Invalid names: Opikella Runnegar and Pojeta 1974 [replaced]
G. †Pinnocaris Etheridge 1878
G. †Ptychopegma Pojeta et al. 1977
G. †Ribeirina Billings 1865
G. †Wanwania Kobayashi 1933
Fm. †Technophoridae Miller 1889
+
G. †Kimopegma Pojeta et al. 1977
+
Kimopegma huckitta Pojeta et al. 1977
Kimopegma jonesi Pojeta et al. 1977
Kimopegma pinnatum Pojeta et al. 1977
G. †Myocaris Salter 1864
+
Myocaris lutraria Salter 1864
Myocaris plicata Billings 1866
Myocaris sharpei Perner 1903
+
Invalid names: Technophorus stoermeri Soot-Ryen 1960 [synonym]
G. †Pleuropegma Pojeta et al. 1977
+
Pleuropegma plicatum Pojeta et al. 1977
G. †Ribeiria Sharpe 1853
+
Ribeiria apusoides Schubert and Waagen 1904
Ribeiria australiensis Pojeta and Runnegar 1976
Ribeiria bassleri Kobayashi 1933
Ribeiria calcifera Billings 1865
Ribeiria complanata Salter 1859
Ribeiria compressa Whitfield 1886
Ribeiria coreanica Kobayashi 1934
Ribeiria csiro Pojeta et al. 1977
Ribeiria francae Sánchez 2000
Ribeiria johni Polechová 2015
Ribeiria lucan Walcott 1924
Ribeiria manchurica Kobayashi 1933
Ribeiria parva Collie 1903
Ribeiria personata Thoral 1935
Ribeiria pholadiformis Sharpe 1853
Ribeiria pojetai Sánchez 2005
Ribeiria runnegari Pojeta et al. 1977
Ribeiria spinosa Babin and Branisa 1987
Ribeiria taylori Pojeta and Runnegar 1976
Invalid names: Ozomia Walcott 1924 [synonym]
G. †Technophorus Miller 1889
+
Technophorus cancellatus Ruedemann 1901
Technophorus cincinnatiense Miller and Faber 1894
Technophorus divaricatus Ulrich 1892
Technophorus faberi Miller 1889
Technophorus kempae Pojeta et al. 1977
Technophorus milleri Pojeta and Runnegar 1976
Technophorus minutus Zhang 1984
Technophorus nicolli Pojeta et al. 1977
Technophorus planei Pojeta et al. 1977
Technophorus subacutus Ulrich 1892
Technophorus walteri Pojeta et al. 1977
Invalid names: Ribeirella Perner 1903 [synonym]
Invalid names: Ischyrinoida Pojeta and Runnegar 1976 [synonym]
Or. †Tuarangiida MacKinnon 1982
+
Fm. †Pseudomyonidae Hinz-Schallreuter 2000
+
G. †Pseudomyona Runnegar 1983
+
Pseudomyona queenslandica Runnegar and Jell 1976
Fm. †Tuarangiidae Mackinnon 1982
+
G. †Tuarangia MacKinnon 1982
+
Tuarangia gravgaerdensis Berg-Madsen 1987
Tuarangia paparua MacKinnon 1982
Invalid names: Tuarangoidea MacKinnon 1982 [empty]
Invalid names: Euchasmidae Starobogatov 1977 [empty], Ozomiidae Starobogatov 1977 [empty], Pseudotechnophoridae Starobogatov 1977 [empty], Tolmachoviidae Starobogatov 1977 [empty], Wanwaniidae Scarlato and Starobogatov 1983 [empty]
Unr. †Sachitida He 1980
+
Cl. Aculifera Blumrich 1891
+
Fm. †Halkieriidae Poulsen 1967
+
Subfm. †Halkieriinae Poulson 1967
+
G. †Eohalobia Luo et al. 1982
+
Invalid names: Meishucunchiton Yü 1987 [synonym], Parapunctella Luo and Jiang 1982 [synonym], Zeugites Qian et al. 1979 [synonym]
G. †Halkieria Poulsen 1967
+
Invalid names: Acrosquama Qian and Xiao 1984 [synonym], Acuminachites Qian and Yin 1984 [synonym], Dactyosachites He 1981 [synonym], Microsachites He 1981 [synonym]
G. †Ocruranus Liu 1979
+
Invalid names: Chengjiangoconus He and Yang 1982 [synonym], Cremnodinotus Liu 1987 [synonym], Dengyingoconus [synonym], Hanshuiella Yue and Xing 1984 [synonym], Jiangiconus Starobogatov and Moskalev 1987 [synonym], Liorichita Liu 1987 [synonym], Parascenella Chen and Xiong 1984 [synonym], Pileconus [synonym], Postephaconus Jiang 1980 [synonym], Postestephaconus Jiang 1980 [synonym], Runnegarochiton Yü 1987 [synonym], Stephaconus Jiang 1980 [synonym], Stoliconus Jiang 1980 [synonym], Yuanjiapingella Yue 1984 [synonym]
G. †Sinosachites He 1980
+
Invalid names: Thambetolepis [synonym]
G. †Inughuitoconus Peel 2021
+
G. †Hippopharangites Bengtson 1990
+
Hippopharangites dailyi Bengston 1990
G. †Miriella
G. †Quadrochites Qian et al. 1979
+
Quadrochites disjunctus Qian et al. 1979
Fm. †Siphogonuchitidae Qian 1977
+
G. †Calvapilosa Vinther et al. 2017
+
Calvapilosa kroegeri Vinther et al. 2017
G. †Dabashanites Chen 1979
+
Dabashanites mirus Chen 1979
+
Drepanochites dilatatus Luo et al. 1982
Invalid names: Drepanochites deminatus Jiang 1980 [nomen nudum]
+
Lomasulcachites macrus Luo et al. 1982
+
Invalid names: Heterosculpotheca phaneres Luo et al. 1982 [synonym], Siphogonuchites spinatus Xing 1984 [synonym]
G. †Lopochites Qian 1977
+
+
Invalid names: Palaeosulcachites latus Jiang 1980 [synonym]
+
Invalid names: Lopochites intercostatus Qian 1984 [synonym]
G. †Quadrosiphogonuchites Chen 1982
+
Invalid names: Paraconularoides He 1984 [synonym], Paranabarites Jiang 1982 [synonym]
G. †Siphogonuchites Qian 1977
+
Siphogonuchites bisulcatus Qian and Yin 1984
Siphogonuchites equilateralis Qian and Yin 1984
+
Invalid names: Palaeosulcachites biformis Qian 1977 [synonym], Palaeosulcachites irregularis Qian 1977 [synonym], Palaeosulcachites minus Qian 1984 [synonym], Palaeosulcachites shipaiensis Qian 1984 [synonym], Trapezochites minuta Jiang 1980 [synonym]
Invalid names: Palaeosulcachites Qian 1977 [synonym], Sachitelus intercostatus Jiang 1980 [nomen nudum], Trapezochites Qian and Yiang 1982 [synonym], Trapezochites chordoides Jiang 1980 [nomen nudum]
G. †Tianzhushania Qian et al. 1979
+
Tianzhushania longa Qian et al. 1979
Tianzhushania obesa Qian et al. 1979
Invalid names: Halkierioidea Poulsen 1967 [empty], Halwaxida Conway Morris and Caron 2007 [synonym], Siphogonuchitoidea Qian 1977 [empty], Thambetolepida Jell 1981 [synonym]
G. †Salanyella Missarzhevsky 1980
+
Salanyella costulata Missarzhevsky and Mambetov 1981
G. †Sargaella
Cl. Scaphopoda Bronn 1862 [tusk shell]
+
Or. Dentaliida Da Costa 1776
+
Fm. Anulidentaliidae Christikov 1975
+
G. Anulidentalium Christikov 1975
G. Epirhabdoides Steiner 1999
Fm. †Baltodentaliidae Engeser and Riedel 1992
+
G. †Baltodentalium Engeser and Riedel 1992
Fm. Calliodentaliidae Christikov 1975
+
G. Calliodentalium Habe 1964
+
Fm. Dentaliidae Gray 1834
+
G. Antalis Adams and Adams 1854
+
Antalis acuta Hebert 1849
+
Invalid names: Dentalium acutum Hebert 1849 [synonym], Dentalium grande Deshayes and Sismonda 1857 [synonym], Entalis appenninicus Sacco 1904 [synonym]
Antalis angusta Deshayes 1861
Antalis antillarum d'Orbigny 1847
Antalis bouei Deshayes 1825
Antalis constricta Newton and Harris 1894
+
Invalid names: Entaliopsis annulata Newton and Harris 1894 [synonym]
Antalis interruptum Schröter 1854
Antalis kickxii Nyst 1843
Antalis pretiosa Nuttall in Sowerby 1860
+
Invalid names: Dentalium indianorum Carpenter 1864 [synonym]
Dentalium (Antalis) danvillense Harris and Palmer 1947
Dentalium (Antalis) vincense Harris and Palmer 1947
Invalid names: Entaliopsis Newton and Harris 1894 [synonym]
G. Coccodentalium Sacco 1896
+
Coccodentalium emersoni Squires 1988
G. Compressidentalium Habe 1963
G. Dentalium Linnaeus 1758
+
Subg. Dentalium (Dentalium) Linnaeus 1758
Subg. †Dentalium (Fissidentalium) Fischer 1885
Subg. Dentalium (Graptacme) Pilsbry and Sharpe 1897
Subg. Dentalium (Laevidentalium) Cossmann 1888
Subg. Dentalium (Pseudantilis) Monterosato 1884
Dentalium alazanum Cooke 1928
Dentalium angsananum Martin 1922
Dentalium aratum Tate 1887
Dentalium arcotinum Forbes 1846
Dentalium arctum Pichler 1857
Dentalium ashiyaensis Nagao 1928
Dentalium atratum Tate 1887
Dentalium bifrons Tate 1887
Dentalium bitubatum Meyer 1886
Dentalium bocasense Olsson 1922
Dentalium caduloide Dall 1892
Dentalium californicum Stanton 1895
Dentalium cannaliculatum Klipstein 1843
Dentalium conradi Dall 1909
Dentalium cooperi Gabb 1864
Dentalium cossmannianum Pilsbry and Sharp 1897
Dentalium decoratum Münster 1841
Dentalium denotatum Ludbrook 1956
Dentalium dumblei Harris 1933
Dentalium giganteum Sowerby 1846
Dentalium gonatodes Martin 1885
Dentalium hamatum Forbes 1846
Dentalium hanguense Cox 1930
Dentalium hecetaensis Rohr et al. 2006
Dentalium indianum Girty 1911
Dentalium junghuhni Martin 1879
Dentalium klipsteini Kittl 1891
Dentalium laeve Schlotheim 1820
Dentalium laevigatum Ponzi 1876
Dentalium laqueatum Verrill 1885
Dentalium leve Stephenson 1923
Dentalium lombardicum Kittl 1899
Dentalium mancorens Olsson 1930
Dentalium microstria Heilprin 1880
Dentalium montense Briart and Cornet 1889
Dentalium moreanum d'Orbigny 1845
Dentalium neohexagonum Sharp and Pilsbry 1897
Dentalium ovale Cooke 1928
Dentalium porterensis Weaver 1912
Dentalium pseudonyma Pilsbry and Sharp 1898
Dentalium pusillum Gabb 1864
Dentalium radiolineata Clark 1918
Dentalium rimosum Bose 1906
Dentalium rugiferum von Koenen 1885
Dentalium sacheri Alth 1850
Dentalium sandbergeri Cossmann and Lambert 1884
Dentalium schencki Moore 1963
Dentalium schlosseri Traub 1938
Dentalium simile Münster 1841
Dentalium solidum Hutton 1873
Dentalium sorbii King 1850
Dentalium soriense Eames 1952
Dentalium speyeri Geinitz 1852
Dentalium stentor Anderson and Hanna 1925
Dentalium stramineum Gabb 1864
Dentalium sundkrogensis Schnetler 2001
Dentalium tenuistriatum Martin 1879
Dentalium triquetrum Tate 1887
Dentalium vacavillensis Palmer 1923
Dentalium yasilum Olsson 1930
G. †Eodentalium Medina and del Valle 1985
G. Eudentalium Cotton and Godfrey 1933
G. Fissidentalium Fischer 1885
+
Fissidentalium badense Hörnes 1856
Fissidentalium granadanum Anderson 1929
Fissidentalium mantelli Zittel 1865
Fissidentalium rei Maxwell 1992
Fissidentalium solidissimum Pilsbry and Brown 1917
G. Graptacme Pilsbry 1897
+
+
Invalid names: Dentalium semipolitum Broderip and Sowerby 1829 [synonym]
G. Lentigodentalium Habe 1963
G. †Minodentalium Asato and Kase 2021
+
Minodentalium furcatum Waterhouse 1980
Minodentalium girtyi Knight 1940
Minodentalium hayasakai Asato and Kase 2021
Minodentalium herculeum de Koninck 1863
Minodentalium ingens de Koninck 1843
Minodentalium meekianum Geinitz 1866
Minodentalium okumurai Asato and Kase 2021
Minodentalium priscum Goldfuss 1841
Minodentalium prosseri Morningstar 1922
G. †Paleodentalium Gentile 1974
+
Paleodentalium kansasense Gentile 1974
G. Paradentalium Cotton and Godfrey 1933
+
+
Invalid names: Dentalium texasianum Philippi 1849 [synonym]
Paradentalium disparile d'Orbigny 1847
G. Pictodentalium Habe 1963
G. †Plagioglypta Pilsbry 1898
+
Plagioglypta annulostriata Meek and Worthen 1870
Plagioglypta undulata Münster 1841
G. Schizodentalium Sowerby 1894
G. Striodentalium Habe 1964
G. Tesseracme Pilsbry 1898
Fm. Fustiariidae Steiner 1991
+
G. Fustiaria Stoliczka 1868
Fm. Gadilinidae Christikov 1975
+
Subfm. Episiphoninae Christikov 1975
+
G. Episiphon Pilsbry 1897
Subfm. Gadilininae Christikov 1975
+
G. Gadilina Foresti 1895
Subfm. Lobantalinae Christikov 1975
+
G. Lobantale Cossmann 1888
Fm. Laevidentaliidae Palmer 1974
+
G. Laevidentalium Cossmann 1888
G. †Pipadentalium Yoo 1988
+
G. †Scissuradentalium Yoo 1988
+
Fm. Omniglyptidae Christikov 1975
+
G. Omniglypta Kuroda 1953
+
Omniglypta jani Hoernes 1956
Fm. †Prodentaliidae Starobogatov 1974
+
G. †Prodentalium Young 1942
+
Prodentalium akasakensis Hayasaka 1925
Prodentalium belcheri Nassichuk and Hodgkinson 1976
Prodentalium canna White 1874
+
Invalid names: Plagioglypta monolineata Branson 1930 [synonym], Prodentalium mexicanum Girty 1909 [synonym]
Prodentalium neornatum Hayasaka 1925
Prodentalium onoi Asato and Kase 2021
Prodentalium raymondi Young 1942
Prodentalium sublaeve Hall 1877
G. †Progadilina Palmer 1942
Fm. Rhabdidae Christikov 1975
+
G. Rhabdus Pilsbry and Sharp 1897
+
Rhabdus rectius Carpenter 1864
+
Invalid names: Dentalium petricola Dall 1909 [synonym]
G. †Suevidontus Engeser et al. 1993
G. Entalis Sowerby 1839
+
Dentalium (Entalis) whiteavesi Anderson and Hanna 1935
Entalis acriculum Tate 1887
Entalis annulatum Tate 1887
Entalis multiplicans Kittl 1903
Entalis orahovicensis Kittl 1903
Entalis ornata de Koninck 1843
Entalis subfissura Tate 1887
Entalis turcica Kittl 1903
Entalis walciodorensis de Koninck 1883
Or. Gadilida Starobogatov 1982
+
G. Compressidens Pilsbry and Sharp 1897
Subor. Entalimorpha Steiner 1992
+
Fm. Entalinidae Christikov 1979
+
Subfm. Bathoxiphinae Christikov 1983
Subfm. Entalininae Christikov 1979
Subfm. Heteroschismoidinae Christikov 1982
Subor. Gadilimorpha Steiner 1992
+
Fm. Gadilidae Stoliczka 1868
+
G. †Calstevenus Yancey 1973
Subfm. Gadilinae Stoliczka 1868
G. Gadilopsis Woodring 1925
Subfm. †Siphonodentaliinae Simroth 1894
Fm. Pulsellidae Stoliczka 1868
+
G. Annulipulsellum Scarabino 1986
G. Pulsellum Stoliczka 1868
G. Striopulsellum Scarabino 1995
Fm. Wemersoniellidae Scarabino 1986
+
G. Christikovia Scarabino 1995
G. Wemersoniella Scarabino 1986
G. Megaentalina Habe 1963
G. †Throopella Greger 1933
Invalid names: Dentalioida Palmer 1974 [empty], Dentaloidea Pojeta 1987 [empty], Solenoconchia [empty]
Unr. Serialia Giribet et al. 2006
+
Cl. Monoplacophora Knight 1952
+
G. Monoplacophorus Moskalev et al. 1983
+
Monoplacophorus zenkevitch Moskalev et al. 1983
G. Neopilina Lemche 1957
+
Subg. Neopilina (Lemchephyala) Moskalev et al. 1983
+
Neopilina (Lemchephyala) rebainsi Moskalev et al. 1983
Neopilina adenensis Tebble 1967
Neopilina bruuni Menzies 1968
Neopilina ewingi Clarke and Menzies 1959
Neopilina galatheae Lemeche 1957
Neopilina veleronis Menzies and Layton 1962
Neopilina zografi Dautzenberg and Fischer 1896
G. Vema Clarke and Menzies 1959
+
Subg. Vema (Laevipilina) McLean 1979
+
Vema bacescui Menzies 1968
G. †Wildernessia Stinchcomb and Angeli 2002
+
Wildernessia inexpectans Stinchcomb and Angeli 2002
Invalid names: Eomonoplacophora Missarzhevsky 1989 [empty], Multifariida Bjalyy 1973 [empty], Palaeacmaeidae Grabau and Shimer 1909 [empty], Sinuitopsida Starobogatov 1974 [empty], Triblidioidea Lemche 1957 [empty]
Cl. Polyplacophora de Blainville 1816 [chiton]
+
Or. Chitonida Thiele 1909
+
Fm. Callistoplacidae Dall 1879
+
G. Callistochiton Carpenter 1879
G. Ceratozona Dall 1882
G. †Middendorfia Dall 1879
G. Nuttallina Dall 1871
Fm. Chitonidae Rafinesque 1815
+
Subfm. Acanthopleurinae Thiele 1910
G. Chiton Linnaeus 1758
Subfm. †Chitoninae Linnaeus 1758
G. Onithochiton Gray 1847
Invalid names: Toniciinae [empty]
Fm. †Dycheiidae Pojeta et al. 2010
+
G. †Dycheia Pojeta and Derby 2007
+
Dycheia shergoldi Pojeta and Derby 2007
G. †Paradycheia Pojeta et al. 2010
+
Paradycheia dorisae Pojeta et al. 2010
Or. †Multiplacophora Hoare and Mapes 1995
+
Fm. †Hercolepadidae Dzik 1986
+
G. †Protobalanus Whitfield 1888
G. †Polysacos Vendrasco et al. 2004
+
Polysacos vickersianum Vendrasco et al. 2004
Fm. †Strobilepidae Hoare and Mapes 1995
+
G. †Diadeloplax Hoare and Mapes 1995
G. †Hannestheronia Vinther et al. 2012
G. †Strobilepis Hall and Clarke 1888
Invalid names: Strobilepida Hoare and Mapes 1995 [empty]
Or. Neoloricata Bergenhayn 1955
+
Subor. Acanthochitonina Bergenhayn 1930
+
Fm. Acanthochitonidae Pilsbry 1893
Fm. Chaetopleuridae Plate 1899
+
G. Calloplax Thiele 1909
G. Chaetopleura Shuttleworth 1853
G. Dinoplax Dall 1882
Subor. Chitonina Thiele 1910
+
Fm. †Ischnochitonidae Dall 1889
Subor. †Cymatochitonina Sirenko and Starobogatov 1977
+
Fm. †Cymatochitonidae Sirenko and Starobogatov 1977
Fm. †Gryphochitonidae Pilsbury 1900
Subor. Ischnochitonina Bergenhayn 1930
+
Fm. Mopaliidae Dall 1889
Fm. Schizochitonidae Dall 1885
Subor. †Lepidopleurina Thiele 1910
+
Fm. †Acutichitonidae Hoare et al. 1983
Fm. †Crassitudochitonidae Hoare and Karasawa 2008
Fm. †Glyptochitonidae Starobogatov and Sirenko 1975
Fm. Hanleyidae Bergenhayn 1955
G. †Homeochiton Hanger et al. 2000
Fm. †Lepidopleuridae Pilsbry 1892
Fm. Leptochitonidae Dall 1889
Fm. †Ochmazochitonidae Hoare and Smith 1984
G. †Pyknochiton Hoare 2000
G. †Loboarochiton Hoare 1976
+
Proleptochiton laterodepressus Bergenhayn 1945
Invalid names: Abyssochitonidae [empty], Cryptoplacidae [empty], Xylochitonidae Gowlett-Holmes and A.M. 1992 [empty]
Subcl. †Paleoloricata Bergenhayn 1955
+
G. †Alastega Cherns 1998
+
Alastega lira Cherns 1998
Alastega martini Hoare and Pojeta 2006
G. †Arctoplax Cherns 1998
+
Arctoplax ornata Cherns 1998
Fm. †Aulochitonidae Pojeta et al. 2010
+
G. †Aulochiton Pojeta et al. 2010
G. †Bursata
Subor. †Chelodina Bergenhayn 1960
+
Fm. †Gotlandochitonidae Bergenhayn 1955
Fm. †Helminthochitonidae Van Belle 1975
Fm. †Preacanthochitonidae Bergenhayn 1960
Fm. †Scanochitonidae Bergenhayn 1955
Fm. †Septemchitonidae Bergenhayn 1955
G. †Cobcrephora Bischoff 1981
Fm. †Echinochitonidae Pojeta et al. 2003
+
G. †Echinochiton Pojeta et al. 2003
G. †Enetoplax Cherns 1998
+
Enetoplax decora Cherns 1998
G. †Heloplax Cherns 1998
+
Heloplax papilla Cherns 1998
Fm. †Mattheviidae Walcott 1886
+
G. †Chelodes Davidson and King 1874
+
Invalid names: Eochelodes [synonym], Praecanthochiton Bergenhayn 1960 [synonym]
G. †Conodia Stinchcomb and Darrough 1995
G. †Eukteanochiton Vendrasco and Runnegar 2004
G. †Hemithecella Butts 1941
+
Invalid names: Elongata Stinchcomb and Darrough 1995 [synonym]
G. †Matthevia Walcott 1885
G. †Qaleruaqia Peel 2020
G. †Robustum Stinchcomb and Darrough 1995
G. †Spicuchelodes Cherns 1998
Invalid names: Chelodidae Bergenhayn 1943 [synonym], Robustidae Stinchcomb and Darrough 1995 [synonym]
G. †Plectrochiton Cherns 1998
+
Plectrochiton tegulus Cherns 1998
G. †Priscochiton Dall 1881
+
Priscochiton canadensis Billings 1865
Or. †Septemchitonida Bergenhayn 1955
+
Fm. †Alastegiidae Hoare and Pojeta 2006
G. †Thairoplax Cherns 1998
+
Thairoplax birhombivalvis Bergenhayn 1955
Thairoplax merriami Hoare 2000
Thairoplax pelta Cherns 1998
G. †Prisochiton Dall 1881
G. Trachydermon Carpenter 1864
Invalid names: Amphineura [synonym], Callochitonidae [empty], Mesoplacophora [empty]
G. †Sinuconus Yü 1979
+
Sinuconus clypeus Yü 1979
Sinuconus undatus Yü 1979
+
Invalid names: Neomeniomorpha [invalid subgroup]
G. †Spatuloconus Yü 1979
+
Spatuloconus rudis Yü 1979
Cl. †Tergomya Horný 1965
+
Or. †Archinacellida Knight and Yochelson 1958
+
Superfm. †Archinacelloidea Knight 1956
+
Fm. †Archaeopragidae Horný 1963
+
G. †Archaeopraga Horný 1963
Fm. †Archinacellidae Knight 1956
+
G. †Archinacella Ulrich and Scofield 1897
G. †Archinacellopsis Horný 1963
G. †Barrandicella Peel and Horný 1999
G. †Barrandicellopsis Horný 2000
G. †Floripatella Yochelson 1988
G. †Guelphinacella Peel 1990
G. †Marekicella Horný 1997
Fm. †Damilinidae Horný 1961
+
G. †Damilina Horný 1961
G. †Novlepatella Starobogatov and Mazaev 1999
Fm. †Metoptomatidae Wenz 1938
+
G. †Calloconus Perner 1903
G. †Lepetopsis Whitfield 1882
G. †Metoptoma Phillips 1836
G. †Solandangella Horný 1995
+
Solandangella vizcainoi Horný 1995
Or. †Cyrtonellida Horný 1963
+
G. †Aremellia Webers et al. 1992
+
Aremellia batteni Webers et al. 1992
Fm. †Carcassonnellidae Horný 1997
+
G. †Baltiscanella Horný 1997
+
Baltiscanella christianiae Koken and Perner 1925
G. †Carcassonnella Horný and Peel 1996
+
Carcassonnella courtessolei Yochelson 1982
Carcassonnella pragensis Horný 1997
Carcassonnella vizcainoi Horný and Peel 1996
G. †Sarkanella Horný 1997
+
Sarkanella epelys Frisk and Ebbestad 2007
Sarkanella kolebabai Horný 2001
Sarkanella novaki Horný and Vonka 2001
Sarkanella vokovicensis Horný 1963
G. †Tachillanella Horný 1997
+
Fm. †Cyrtolitidae Miller 1889
+
G. †Cloudia Knight 1947
+
Cloudia buttsi Knight 1947
G. †Cyclocyrtonella Horný 1962
+
Cyclocyrtonella eremita Perner 1903
G. †Cyrtolites Conrad 1838
+
Subg. †Cyrtolites (Cyrtolites) Conrad 1838
Subg. †Cyrtolites (Cyrtonella) Hall 1879
Cyrtolites craigensis Reed 1921
Cyrtolites dilatus Ulrich and Scofield 1897
Cyrtolites disjunctus Ulrich and Scofield 1897
Cyrtolites grandis Koken 1897
Cyrtolites hornyi Wahlman 1992
Cyrtolites inornatum Hall 1845
Cyrtolites inprobus Perner 1903
Cyrtolites insculptus Northrop 1939
Cyrtolites nodosus Salter and Aveline 1854
Cyrtolites occultus Perner 1903
Cyrtolites ornatus Conrad 1838
Cyrtolites retrorsus Ulrich and Scofield 1897
+
Invalid names: Cyrtolites fillmorensis Ulrich and Scofield 1897 [synonym]
Cyrtolites rugosus Perner 1903
Cyrtolites seminulum Perner 1903
Cyrtolites sinuatus Hall and Whitfield 1877
Cyrtolites sinuosus Hall 1879
Cyrtolites trentonensis Conrad 1842
Cyrtolites tuboides Perner 1903
Cyrtolites undulatus Perner 1903
G. †Cyrtonellopsis Yochelson 1958
+
Cyrtonellopsis huzzahensis Yochelson 1958
Cyrtonellopsis vetulum Sardeson 1896
G. †Kolihadiscus Horný 1992
+
Kolihadiscus karlikensis Horný 2005
Kolihadiscus somerseti Williams and Breger 1916
Kolihadiscus tureki Horný 1992
+
Neocyrtolites advena Perner 1903
G. †Paracyrtolites Wahlman 1992
+
Paracyrtolites carinatus Miller 1874
Paracyrtolites parvus Ulrich and Scofield 1897
Paracyrtolites subplanus Ulrich and Scofield 1897
G. †Quasisinuites Horný 1997
+
Quasisinuites rapax Horný 1997
G. †Sinuella Knight 1947
+
Sinuella minuta Knight 1947
Sinuella vaticina Hall 1863
G. †Sinuitopsina Horný 1997
+
Sinuitopsina plasi Horný 1997
G. †Sinuitopsis Perner 1903
+
Sinuitopsis congruens Reed 1921
Sinuitopsis hornyi Marek 1963
Sinuitopsis neglecta Perner 1903
+
Invalid names: Sinuitopsis bicarinatus Perner 1903 [synonym], Sinuitopsis ferrigena Perner 1903 [synonym], Sinuitopsis incertus Perner 1903 [synonym], Sinuitopsis platynotus Perner 1903 [synonym], Sinuitopsis transgrediens Perner 1903 [synonym]
Sinuitopsis nodosa Perner 1903
Sinuitopsis subquadrata Pitcher 1939
G. †Telamocornu Berg-Madsen and Peel 1994
+
G. †Yochelsonellis Horný 1966
+
Yochelsonellis decorus Perner 1903
Yochelsonellis fallax Perner 1903
Yochelsonellis kokeni Perner 1903
Yochelsonellis orphanus Perner 1903
Invalid names: Yochelsonia Horný 1962 [replaced]
Invalid names: Carcassonnellinae Horný 1997 [empty]
Superfm. †Cyrtonelloidea Knight and Yochelson 1958
+
Fm. †Cyrtonellidae Knight and Yochelson 1958
+
G. †Cyrtonella Hall 1879
G. †Isospira Koken 1897
Invalid names: Isospiridae Wängberg-Eriksson 1964 [synonym]
Fm. †Multifariidae Bjalyy 1973
+
G. †Multifarites Bjalyy 1973
Invalid names: Cyclocyrtonellidae Horný 1962 [empty]
G. †Hamusella Val'kov 1987
Fm. †Pollicinidae Starobogatov 1974
+
G. †Pollicina Holzapfel 1895
+
Pollicina annulata Holzapfel 1895
Pollicina corniculum d'Eichwald 1860
Pollicina cyathina Koken 1897
G. †Tetamocornu Berg-Madsen and Peel 1994
G. †Yangtzeconus Yü 1979
+
Yangtzeconus striatus Cobbold 1921
Or. †Kiringellida Rozov 1975
+
G. †Angarella Asatkin 1932
+
Angarella jaworowskii Asatkin 1932
Fm. †Hypseloconidae Knight 1956
+
G. †Cambrioconus Stinchcomb 1986
+
Cambrioconus expansus Stinchcomb 1986
G. †Cornuella Stinchcomb 1986
+
Cornuella parva Stinchcomb 1986
G. †Gasconadeoconus Stinchcomb 1986
+
Gasconadeoconus ponderosa Stinchcomb 1986
G. †Gayneoconus Stinchcomb and Angeli 2002
+
Gayneoconus echolsi Stinchcomb and Angeli 2002
G. †Knightoconus Yochelson et al. 1973
+
Knightoconus antarcticus Yochelson et al. 1973
G. †Orthoconus Stinchcomb 1986
+
Orthoconus striatus Stinchcomb 1986
G. †Ozarkoconus Heller 1954
+
Ozarkoconus preacuatus Heller 1954
Ozarkoconus prearcuatus Heller 1954
G. †Paraceratoconus Zhou and Xiao 1984
+
Paraceratoconus ruidus Zhou and Xiao 1984
G. †Proteroconus Stinchcomb 1986
+
Proteroconus capuloides Berkey 1898
Proteroconus eminense Stinchcomb 1986
G. †Shelbyoceras Ulrich et al. 1931
+
Shelbyoceras bigpineyensis Stinchcomb 1986
Shelbyoceras buttsi Ulrich et al. 1943
Shelbyoceras robustum Ulrich and Foerste 1936
Shelbyoceras unguliforme Ulrich et al. 1943
G. †Yochelsonella Flower 1968
+
Yochelsonella compressa Flower 1968
Yochelsonella expansa Flower 1968
Invalid names: Hypseloconellacea Knight 1956 [synonym], Kirengellidae Rozov 1975 [synonym], Pygmaeoconidae Horný 2006 [synonym], Romaniellidae Rozov 1975 [synonym]
Invalid names: Hypseloconida Peel 1991 [synonym], Romaniellida Doguzhaeva 1981 [synonym]
Superfm. †Scenelloidea Miller 1889
+
Fm. †Scenellidae Wenz 1938
+
G. †Archaeophiala Perner 1903
G. †Lenaella Bjalyy 1973
G. †Moyerokania Rozov 1970
+
Moyerokania miagkovae Rozov 1970
G. †Palaeoscurria Perner 1903
+
Palaeoscurria calyptrata Perner 1903
Palaeoscurria ordovicina Horný 1963
Palaeoscurria recurva Perner 1903
Palaeoscurria transversa Perner 1903
Invalid names: Palaeoscurria Perner 1903 [objective synonym]
G. †Platypilina Horný 1961
+
Platypilina tardissima Perner 1903
G. †Scenella Billings 1872
+
Scenella acuminata Chen et al. 1981
Scenella affinis Ulrich and Scofield 1897
Scenella amii Matthew 1902
Scenella anomala Billings 1865
Scenella augusta Billings 1865
Scenella barrandei Linnarsson 1879
Scenella compressa Ulrich and Scofield 1897
Scenella conica Whiteaves 1884
Scenella conicum Whitfield 1886
Scenella jijiapoensis Chen 1984
Scenella lubrica Chen et al. 1981
Scenella magnifica Ulrich and Scofield 1897
Scenella mira Vasil’yeva 1994
Scenella montrealensis Billings 1865
Scenella oblonga Chen et al. 1981
Scenella obtusa Sardeson 1892
Scenella orithyia Billings 1865
Scenella pretensa Raymond 1905
Scenella pycna Feng et al. 1994
Scenella radialis Ulrich and Scofield 1897
Scenella reticulata Billings 1872
Scenella robusta Raymond 1905
Scenella unicarinata Kobayashi 1934
Scenella venillia Billings 1865
Invalid names: Securiconidae Missarzhevsky 1989 [synonym]
Or. Tryblidiida Lemche 1957
+
G. †Ellsworthoconus Webers et al. 1992
+
Ellsworthoconus andersoni Webers et al. 1992
Ellsworthoconus barabouensis Whitfield 1878
Ellsworthoconus barabuensis Whitfield 1878
Ellsworthoconus bridgei Kobayashi 1933
Subor. †Hypseloconina Geyer 1994
+
Fm. †Protoconchoididae Geyer 1994
+
G. †Galeacalvus Jacquet and Brock 2016
G. †Kornoutella Horný 1997
G. †Mytoconula Horný 2009
G. †Protoconchioides Shaw 1962
Invalid names: Patelliconidae Fryda 1998 [synonym]
Superfm. †Kiringelloidea Starobogatov 1970
+
Fm. †Archaeophialidae Knight and Yochelson 1958
+
G. †Archaeophialia Perner 1903
G. †Macroscenella Wilson 1951
G. †Micropileus Wilson 1951
Superfm. †Neopilinoidea Knight and Yochelson 1958
+
Fm. Micropilinidae Haszprunar and Schaeffer 1997
+
G. Micropilina Warén 1989
Superfm. †Tryblidioidea von Zittel 1899
+
Fm. †Proplinidae Knight and Yochelson 1960
+
G. †Irondalia Stinchcomb and Angeli 2002
G. †Potosiplina Stinchcomb and Angeli 2002
G. †Titanoplina Stinchcomb and Angeli 2002
G. †Vallatotheca Foerste 1914
Fm. †Tryblidiidae von Zittel 1899
+
G. †Archinacellina Horný 1961
G. †Bipulvina Yochelson 1958
G. †Drahomira Perner 1907
G. †Kotysium Horný 1961
G. †Litavina Horný 1963
G. †Peelipilina Horný 2006
G. †Pentalina Horný 1961
G. †Pragamira Horný 1995
G. †Proplina Kobayashi 1933
Subfm. †Proplininae Knight and Yochelson 1958
G. †Retipilina Horný 1961
Subfm. †Tryblidiinae von Zittel 1899
G. †Tryblidium Angelin and Lindström 1880
G. †Undicornu Horný 1970
Invalid names: Archaeophialinae Knight and Yochelson 1958 [empty], Drahomirinae Knight and Yochelson 1960 [empty], Neopilininae Knight and Yochelson 1958 [empty]
Invalid names: Bipulvinidae Starobogatov 1970 [empty], Drahomiridae Knight and Yochelson 1960 [empty], Neopilinidae Knight and Yochelson 1958 [empty]
Invalid names: Tryblidiina Lemche 1957 [empty]
G. †Trunctoconus Yü 1979
G. †Watsonella Grabau 1900
+
Watsonella crosbyi Grabau 1900
+
Invalid names: Heraultia varensalensis Cobbold 1935 [synonym], Watsonella sibirica Missarzhevsky 1974 [synonym], Watsonella yunnanensis He and Yang 1982 [synonym]
Watsonella terranovica Matthew 1899
Invalid names: Heraultia Cobbold 1935 [synonym], Heraultipegma Pojeta and Runnegar 1976 [synonym]
G. †Yangtzemerisma Yu 1984
+
Invalid names: Chiton cottae Geinitz 1846 [nomen dubium], Conchifera Lamarck 1818 [empty], Cyrtostoma Runnegar and Pojeta 1974 [empty], Diplacophora Vinther and Nielsen 2005 [empty], Khairkhaniiformes Parkhaev 2002 [empty]
Diagnosis
No diagnoses are available