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Ammonitida
Taxonomy
Ammonitida was named by Hyatt (1889).
It was assigned to Ammonoidea by Hyatt (1889), Arkell et al. (1957), Summesberger (1980), Kennedy et al. (1981), Klinger and Kennedy (1984), Klinger and Kennedy (1989), Henderson (1990), Kennedy and Klinger (1990), Kennedy et al. (1992), Kennedy et al. (1997), Kennedy et al. (1997), Kennedy et al. (1998), Medina and Riccardi (2005), Shevyrev (2006), Landman et al. (2007), Pavia (2007), Howarth (2013), Lehmann et al. (2016), Wild and Stilwell (2016) and Edmunds et al. (2016).
It was assigned to Ammonoidea by Hyatt (1889), Arkell et al. (1957), Summesberger (1980), Kennedy et al. (1981), Klinger and Kennedy (1984), Klinger and Kennedy (1989), Henderson (1990), Kennedy and Klinger (1990), Kennedy et al. (1992), Kennedy et al. (1997), Kennedy et al. (1997), Kennedy et al. (1998), Medina and Riccardi (2005), Shevyrev (2006), Landman et al. (2007), Pavia (2007), Howarth (2013), Lehmann et al. (2016), Wild and Stilwell (2016) and Edmunds et al. (2016).
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1789 | Ammonites Bruguière |
| 1852 | Scaphites (Ammonites) Owen p. 581 |
| 1887 | Ammonites folleatus White p. 220 figs. pl. 23, figs. 1, 2 |
| 1889 | Ammonitida Hyatt |
| 1936 | Acanthoceras folleatum Maury p. 246 |
| 1957 | Ammonitida Arkell et al. p. 9 |
| 1980 | Ammonitida Summesberger p. 278 |
| 1981 | Ammonitida Kennedy et al. p. 229 |
| 1984 | Ammonitida Klinger and Kennedy p. 130 |
| 1989 | Ammonitida Klinger and Kennedy |
| 1990 | Ammonitida Henderson p. 111 |
| 1990 | Ammonitida Kennedy and Klinger p. 233 |
| 1992 | Ammonitida Kennedy et al. p. 268 |
| 1997 | Ammonitida Kennedy et al. p. 4 |
| 1998 | Ammonitida Kennedy et al. p. 7 |
| 2005 | Ammonitida Medina and Riccardi p. 256 |
| 2006 | Ammonitida Shevyrev |
| 2007 | Ammonitida Landman et al. |
| 2007 | Ammonitida Pavia p. 220 |
| 2013 | Ammonitida Howarth p. 2 |
| 2016 | Ammonitida Edmunds et al. p. 150 |
| 2016 | Ammonitida Lehmann et al. p. 440 |
| 2016 | Ammonitida Wild and Stilwell p. 975 |
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If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.
Or. †Ammonitida Hyatt 1889
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Subor. †Ammonitina Hyatt 1889
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Superfm. †Acanthoceratoidea de Grossouvre 1894
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Fm. †Acanthoceratidae Grossouvre 1894
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Subfm. †Acanthoceratinae de Groussouvre 1894
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G. †Acanthoceras Neumayr 1875
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Invalid names: Alternacanthoceras Marcinowski 1979 [synonym], Metacanthoplites Hyatt 1900 [synonym]
G. †Alzadites Kennedy and Cobban 1990
G. †Benueites Reyment 1954
G. †Conlinoceras Cobban and Scott 1972
G. †Cunningtoniceras Collignon 1937
G. †Kastanoceras Kennedy and Cobban 1990
G. †Kennediella Cooper 1979
G. †Kunnamiceras Gale et al. 2019
G. †Microsulcatoceras Kennedy and Cobban 1990
G. †Nebraskites Kennedy and Cobban 1988
G. †Neocardioceras Spath 1926
G. †Nigericeras Schneegans 1943
G. †Paraconlinoceras Kennedy and Cobban 1990
G. †Plesiacanthoceratoides Kennedy 1990
G. †Prohauericeras Nowak 1913
G. †Protacanthoceras Spath 1923
G. †Pseudocalycoceras Thomel 1969
G. †Pseudovascoceras Zaborski 1996
G. †Quitmaniceras Powell 1963
G. †Tarrantoceras Stephenson 1955
G. †Thomelites Juignet et al. 1973
G. †Watinoceras Warren 1930
Subfm. †Euomphaloceratinae Cooper 1978
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G. †Burroceras Cobban et al. 1989
G. †Codazziceras Etayo Serna 1979
G. †Hourcqiceras Collignon 1939
G. †Kamerunoceras Reyment 1954
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Invalid names: Polyaspidoceras Matsumoto 1978 [synonym], Schindewolfites Wiedmann 1960 [synonym]
G. †Lotzeites Wiedmann 1960
G. †Morrowites Cobban and Hook 1983
G. †Paraburroceras Cobban et al. 1989
G. †Paramammites Furon 1935
Subfm. †Mammitinae Hyatt 1900
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G. †Buccinammonites Kennedy and Cobban 1990
G. †Cryptometoicoceras Kennedy and Cobban 1990
G. †Dunveganoceras Warren and Stelck 1940
G. †Fikaites Zaborski 1993
G. †Metasigaloceras Hyatt 1903
G. †Metoicoceras Hyatt 1903
G. †Mitonia Renz and Alvarez 1979
G. †Nannometoicoceras Kennedy 1988
G. †Parabuchiceras Cooper 1998
G. †Paracompsoceras Cobban 1972
G. †Plesiacanthoceras Haas 1964
G. †Praemetoicoceras Cooper 1998
G. †Pseudoaspidoceras Hyatt 1903
G. †Rhamphidoceras Kennedy and Cobban 1990
G. †Spathites Kummel and Decker 1954
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Invalid names: Amblydiscus Adkins 1933 [synonym], Fallotites Wiedmann 1960 [synonym]
G. †Texacanthoceras Cooper 1998
Invalid names: Fallotitinae Wiedmann 1960 [synonym], Mitoniainae Renz and Alvarez 1979 [synonym]
Subfm. †Mantelliceratinae Hyatt 1903
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G. †Graysonites Young 1958
G. †Mantelliceras Hyatt 1903
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Invalid names: Bunburyiceras Thomel 1972 [synonym], Couloniceras Busnardo 1966 [synonym], Neomantelliceras Thomel 1972 [synonym], Promantelliceras Thomel 1972 [synonym]
G. †Mhriliceras Kennedy and Wright 1985
G. †Mrhiliceras Kennedy and Wright 1985
G. †Submantelliceras
G. †Utaturiceras
Invalid names: Buchiceratidae Hyatt 1903 [synonym], Metoicoceratidae Hyatt 1903 [synonym]
Fm. †Brancoceratidae Spath 1934
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Subfm. †Brancoceratinae Spath 1934
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G. †Cantabrigites Spath 1933
G. †Erioliceras Sepkoski 2002
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Invalid names: Omocyrtoceras Van Hoepen 1955 [synonym], Tetragonoceras Van Hoepen 1955 [synonym]
G. †Hysteroceras Hyatt 1900
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Invalid names: Askoloboceras Van Hoepen 1944 [synonym], Komeceras Van Hoepen 1944 [synonym], Petinoceras Van Hoepen 1944 [synonym], Spathiceras Whitehouse 1927 [synonym], Terasceras van Hoepen 1944 [synonym], Terascosceras Van Hoepen 1944 [synonym]
G. †Neokentroceras Spath 1921
G. †Parabrancoceras Breistroffer 1951
Invalid names: Erioliceratinae Van Hoepen 1955 [synonym]
Subfm. †Mortoniceratinae Douvillé 1912
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G. †Arestoceras
G. †Elobiceras Spath 1922
G. †Euhystrichoceras Spath 1923
G. †Goodhallites Spath 1932
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Invalid names: Aidoceras van Hoepen 1946 [synonym], Cainoceras van Hoepen 1942 [synonym], Lethargeceras van Hoepen 1942 [synonym]
G. †Mortoniceras Meek 1876
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Invalid names: Inflaticeras Stieler 1920 [synonym], Pagoceras van Hoepen 1951 [synonym]
G. †Neoharpoceras
Invalid names: Arestoceratinae van Hoepen 1942 [synonym], Cainoceratinae van Hoepen 1942 [synonym], Drepanoceratinae van Hoepen 1941 [synonym], Inflaticeratinae Spath 1921 [synonym], Pervinquieriinae Spath 1926 [synonym]
Fm. †Cleoniceratidae Whitehouse 1926
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Subfm. †Arcthoplitinae Lehmann et al. 2013
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G. †Arcthoplites
G. †Bellidiscus Savel'ev 1973
G. †Freboldiceras Imlay 1959
G. †Cleoniceras Parona and Bonarelli 1897
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Subg. †Cleoniceras (Anacleoniceras)
Subg. †Cleoniceras (Cleoniceras) Parona and Bonarelli 1897
Subg. †Cleoniceras (Neosaynella) Casey 1954
†Cleoniceras cleon d'Orbigny 1841
†Cleoniceras dilleri Jones 1960
†Cleoniceras overbecki Imlay 1960
†Cleoniceras schlaudti Stoyanow 1949
G. †Grycia Imlay 1961
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†Cleoniceras (Grycia) densicostata Jeletzky 1980
†Cleoniceras (Grycia) dubium Mikhailova and Terekhova 1975
†Cleoniceras (Grycia) perezianum Whiteaves 1876
†Grycia sablei Imlay 1961
†Grycia whittingtoni Imlay 1961
G. †Lemuroceras
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†Arcthoplites (Lemuroceras) linaensis McLearn 1972
Subg. †Lemuroceras (Subarcthoplites) Casey 1954
†Lemuroceras dubium Collignon 1949
G. †Moretella
G. †Pachygrycia Jeletzky 1981
G. †Tetrahoplitoides Casey 1954
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†Tetrahoplitoides stantoni Anderson 1902
Invalid names: Coloboceras Brickmay 1927 [replaced]
Subfm. †Vnigriceratinae Saveliev 1973
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G. †Anadesmoceras Casey 1954
G. †Astrodiscus Saveliev 1973
G. †Cymahoplites Spath 1922
Invalid names: Lemuroceratinae Owen 1988 [synonym]
Fm. †Coilopoceratidae Hyatt 1903
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G. †Coilopoceras Hyatt 1903
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†Coilopoceras discoideum Barber 1957
†Coilopoceras grossouvrei Hyatt 1903
†Coilopoceras hyatti Anderson 1958
†Coilopoceras inflatum Cobban and Hook 1980
†Coilopoceras jenksi Benavides-Caceres 1956
†Coilopoceras newelli Benavides-Caceres 1956
†Coilopoceras requienianum Orbigny 1841
†Coilopoceras springeri Hyatt 1903
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Invalid names: Coilopoceras chispaense Adkins 1931 [synonym], Coilopoceras eaglefordense Adkins 1931 [synonym]
†Coilopoceras zihoricum Parnes 1964
G. †Erichsenites Magalhaes 1953
G. †Hoplitoides von Koenen 1898
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†Hoplitoides crassicostatus Reyment 1955
†Hoplitoides gibbosulus von Koenen 1897
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Invalid names: Hoplitoides autenriethi Riedel 1933 [synonym]
†Hoplitoides koeneni Solger 1904
†Hoplitoides latefundatus Zaborski 1987
†Hoplitoides latesellatus von Koenen 1898
†Hoplitoides mirabilis Pervinquiére 1907
†Hoplitoides sandovalensis Cobban and Hook 1980
†Hoplitoides solgeri Riedel 1933
†Hoplitoides wohltmanni von Koenen 1897
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Invalid names: Neoptychites (Hoplites) lentiformis von Koenen 1897 [synonym]
Fm. †Collignoniceratidae Wright and Wright 1951
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Subfm. †Barroisiceratinae Basse 1947
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G. †Barroisiceras de Grossouvre 1894
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Invalid names: Barroisia Grossouvre 1894 [replaced], Subbarroisiceras [synonym]
G. †Diaziceras
G. †Forresteria Reeside 1932
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Invalid names: Eboroceras [synonym], Neokanabiceras Collignon 1965 [synonym]
G. †Kondiloceras Fucini 1901
G. †Niceforoceras Basse 1948
G. †Yabeiceras Tokunaga and Shimizu 1926
Invalid names: Diaziceratinae Basse 1947 [synonym]
Subfm. †Collignoniceratinae Wright and Wright 1951
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G. †Cibolaites Cobban and Hook 1983
G. †Collignoniceras Breistroffer 1947
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Invalid names: Prionotropis Meek 1876 [replaced], Selwynoceras Warren and Stelck 1940 [replaced]
G. †Collignonicerites Kennedy et al. 2001
G. †Gauthiericeras de Grossouvre 1894
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Invalid names: Andersonites [synonym], Fluminites van Hoepen 1965 [synonym]
G. †Lecointriceras
G. †Lymaniceras Matsumoto 1965
G. †Prionocyclites Kennedy 1988
G. †Prionocycloceras Spath 1926
G. †Subprionotropis Basse 1950
Invalid names: Gauthiericeratinae Van Hoepen 1955 [synonym]
Subfm. †Peroniceratinae Hyatt 1900
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G. †Ishikariceras Matsumoto 1965
G. †Peroniceras de Grossouvre 1894
Subfm. †Texanitinae Collignon 1948
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G. †Aneuretoceras
G. †Bevahites
G. †Cryptotexanites Kennedy and Cobban 1993
G. †Defordiceras Young 1963
G. †Menabites Collignon 1948
G. †Pleurotexanites
G. †Protexanites Matsumoto 1955
G. †Reginaites Reyment 1957
G. †Submortoniceras Spath 1926
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Invalid names: Butticeras Anderson 1958 [synonym], Jimenesites Carrasco 1967 [synonym]
Invalid names: Prionocyclidae Breistroffer 1947 [replaced], Prionotropidae Zittel 1865 [replaced]
Fm. †Flickiidae Adkins 1928
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Subfm. †Salaziceratinae Kennedy and Wright 1984
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G. †Neosaynoceras Breistroffer 1947
G. †Salaziceras Breistroffer 1936
Fm. †Forbesiceratidae Wright 1952
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G. †Forbesiceras Kossmat 1897
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†Forbesiceras baylissi Wright and Kennedy 1984
†Forbesiceras beaumontianum d'Orbigny 1840
†Forbesiceras brundrettei Young 1958
†Forbesiceras chevillei Pictet and Renevier 1866
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Invalid names: Forbesiceras clarki Collignon 1964 [synonym], Forbesiceras nodosum Crick 1907 [synonym], Forbesiceras sculptum Crick 1907 [synonym]
†Forbesiceras conlini Stephenson 1952
†Forbesiceras largilliertianum d'Orbigny 1841
†Forbesiceras obtectum Sharpe 1853
†Forbesiceras subobtectum Stoliczka 1864
†Forbesiceras varicostatum Zaborski 1990
Invalid names: Cenomanites Haug 1898 [objective synonym], Discoceras Kossmat 1895 [replaced], Neopulchellia [synonym]
Fm. †Leymeriellidae Breistroffer 1951
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G. †Leymeriella
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Subg. †Leymeriella (Leymeriella) Jacob 1907
†Leymeriella acuticostata Brinkmann 1937
†Leymeriella tardefurcata Leymerie 1841
G. †Neoleymeriella Saveliev 1973
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†Leymeriella (Neoleymeriella) diabola Casey 1957
†Leymeriella (Neoleymeriella) pseudoregularis Seitz 1930
†Leymeriella (Neoleymeriella) regularis d'Orbigny 1841
†Neoleymeriella consueta Casey 1957
†Neoleymeriella rudis Casey 1957
Fm. †Lyelliceratidae Spath 1921
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G. †Eubrancoceras Breistroffer 1951
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†Brancoceras (Eubrancoceras) quenstedti Knechtel 1947
†Eubrancoceras aegoceratoides Steinmann 1881
Subfm. †Stoliczkaiellinae Cooper 2012
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G. †Metascaphites Wiedmann 1962
Invalid names: Stoliczkaiinae Breistroffer 1953 [replaced]
Fm. †Mojsisovicsiidae Hyatt 1903
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Subfm. †Mojsisovicziinae Hyatt 1903
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G. †Dipoloceras Hyatt 1900
G. †Dipoloceroides Breistroffer 1947
G. †Falloticeras Parona and Bonarelli 1897
G. †Mirapelia Cooper 1982
G. †Mojsisovicsia Steinmann 1881
G. †Mortoniceratoides Cooper 1982
Invalid names: Cechenoceratinae can Hoepen 1941 [synonym], Dipoloceratinae Spath 1921 [synonym]
Fm. †Prolyelliceratidae Latil et al. 2009
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G. †Prolyelliceras Spath 1930
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†Prolyelliceras alternatum Robert 2002
†Prolyelliceras apuloense Etayo Serna 1979
†Prolyelliceras carvajalorum Etayo Serna 1979
†Prolyelliceras isaaclei Etayo Serna 1979
†Prolyelliceras lobatum Riedel 1938
†Prolyelliceras mathewsi Knechtel 1947
†Prolyelliceras prorsocurvatum Gerhardt 1897
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Invalid names: Prolyelliceras peruvianum Spath 1930 [synonym]
†Prolyelliceras pseudolyelliforme Etayo Serna 1979
†Prolyelliceras ulrichi Knechtel 1947
Invalid names: Ralphimlayites Etayo Serna 1979 [synonym]
Fm. †Pseudotissotidae Hyatt 1903
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G. †Wrightoceras Reyment 1954
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†Wrightoceras llarenai Karrenberg 1935
†Wrightoceras munieri Pervinquiére 1907
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Invalid names: Hoplitoides inca Benavides-Caceres 1956 [synonym], Imlayiceras washbourni Leanza 1967 [synonym], Proplacenticeras zeharense Collignon 1967 [synonym]
†Wrightoceras submunieri Wiedmann 1975
Invalid names: Herrickiceras Cobban and Hook 1980 [synonym], Imlayiceras Leanza 1967 [synonym]
Fm. †Pseudotissotiidae Hyatt 1903
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Subfm. †Pseudotissotiinae Hyatt 1903
+
G. †Bageites Zaborski 1998
G. †Choffaticeras Hyatt 1903
G. †Donenriquoceras Wiedmann 1960
G. †Pseudotissotia Peron 1887
+
Invalid names: Bauchioceras Reyment 1954 [synonym], Discovascoceras Collignon 1957 [synonym], Furoniceras Collignon 1957 [synonym]
G. †Thomasites Pervinquiére 1907
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†Thomasites adkinsi Kummel and Decker 1954
†Thomasites fischeri Benavides-Caceres 1956
†Thomasites koulabicus Kler 1909
†Thomasites rollandi Peron 1890
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Invalid names: Thomasites egyptiacus Douville 1928 [synonym], Thomasites jordani Pervinquiere 1907 [synonym], Thomasites lefevrei Douville 1928 [synonym], Thomasites mesli Pervinquiere 1907 [synonym]
†Thomasites wallsi Reyment 1954
Invalid names: Gombeoceras Reyment 1954 [synonym]
Invalid names: Hourcqiinae Renz 1982 [empty]
Fm. †Sphenodiscidae Hyatt 1900
+
G. †Coahuilites Böse 1928
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†Coahuilites cavinsi Böse 1928
†Coahuilites orynskii Böse 1928
†Coahuilites sheltoni Böse 1928
Subfm. †Lenticeratinae Hyatt 1900
+
G. †Eulophoceras Hyatt 1903
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Invalid names: Pelecodiscus Van Hoepen 1921 [synonym], Praelibycoceras Douvillé 1912 [synonym], Skoumalia Summesberger 1979 [synonym], Spheniscoceras Spath 1921 [synonym]
G. †Lenticeras Gerhardt 1898
G. †Paralenticeras Hyatt 1900
G. †Libycoceras Hyatt 1900
+
†Libycoceras acutodorsatus Noetling 1897
+
Invalid names: Libycoceras chargense Blanckenhorn 1900 [synonym]
†Libycoceras afikpoense Reyment 1955
†Libycoceras crossense Zaborski 1982
†Libycoceras dandense Howarth 1965
†Libycoceras ismaelis Zittel 1884
Subfm. †Sphenodiscinae Hyatt 1900
+
G. †Daradiceras Sornay and Tessier 1949
G. †Nubidites Wiedmann 1979
G. †Sphenodiscus Meek 1871
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†Sphenodiscus aberrans Böse 1928
†Sphenodiscus beecheri Hyatt 1903
†Sphenodiscus binkhorsti Böhm 1898
†Sphenodiscus brasiliensis Maury 1930
†Sphenodiscus corroyi Sornay and Tessier 1949
†Sphenodiscus intermedius Böse 1928
†Sphenodiscus konincki Hyatt 1903
†Sphenodiscus parahybensis Maury 1930
†Sphenodiscus pleurisepta Conrad 1857
†Sphenodiscus prepleurisepta Böse 1928
†Sphenodiscus siva Forbes 1846
†Sphenodiscus stantoni Hyatt 1903
†Sphenodiscus ubaghsi de Groussouvre 1894
+
Invalid names: Sphenodiscus rutoti de Grossouvre 1894 [synonym]
Invalid names: Libycoceratidae Zaborski 1982 [synonym]
Fm. †Tissotiidae Hyatt 1900
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G. †Heterotissotia Peron 1897
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†Heterotissotia bucheri Benavides-Caceres 1956
†Heterotissotia neoceratites Peron 1897
†Heterotissotia peroni Lissón 1908
G. †Metatissotia Hyatt 1903
+
†Metatissotia auressensis Peron 1897
†Metatissotia desmoulinsi de Grossouvre 1894
†Metatissotia nanclasi de Grossouvre 1894
†Metatissotia nodosa Hyatt 1903
†Metatissotia redtenbacheri de Grossouvre 1894
†Metatissotia slizewiczi Fallot 1885
Invalid names: Dordiella Reyment 1958 [synonym]
G. †Paratissotia Hyatt 1903
+
†Paratissotia ficheuri Grossouvre 1893
†Paratissotia grossouvrei Peron 1897
†Paratissotia regularis Hyatt 1903
†Paratissotia serrata Hyatt 1875
†Paratissotia thomasi Peron 1897
†Tissotia (Paratissotia) djelfensis Peron 1897
G. †Subtissotia Hyatt 1903
+
†Subtissotia africana Peron 1897
†Subtissotia inflata Peron 1897
†Subtissotia intermedia Peron 1897
†Subtissotia peroni Hyatt 1903
G. †Tissotia Douvillé 1890
+
†Tissotia awguensis Reyment 1955
†Tissotia ewaldi Peron 1896
†Tissotia fourneli Bayle 1849
†Tissotia globosa Hyatt 1903
†Tissotia halli Knechtel 1947
†Tissotia hedbergi Benavides-Caceres 1956
†Tissotia latelobata Solger 1904
†Tissotia polygona Solger 1904
†Tissotia steinmanni Lissón 1908
†Tissotia tissoti Bayle 1878
Invalid names: Hemitissotiinae Parnes 1964 [empty]
Fm. †Vascoceratidae Douvillé 1912
+
G. †Pseudoneoptychites Leanza 1967
+
†Pseudoneoptychites andinus Leanza 1967
†Pseudoneoptychites difficilis Leanza 1967
†Pseudoneoptychites intermedius Renz 1982
†Pseudoneoptychites venezolanus Renz 1982
Subfm. †Pseudotissotiinae Hyatt 1903
+
G. †Hemitissotia Peron 1897
+
Invalid names: Allotissotia Parnes 1964 [synonym], Plesiotissotia Peron 1897 [synonym]
Subfm. †Vascoceratinae Douvillé 1912
+
G. †Infabricaticeras Cobban et al. 1989
G. †Vascoceras Choffat 1898
+
Invalid names: Broggiiceras Benavides-Caceres 1956 [synonym], Greenhornoceras Cobban and Scott 1972 [synonym], Nannovascoceras Renz and Alvarez 1979 [synonym], Pachyvascoceras Furon 1935 [synonym], Paracanthoceras Furon 1935 [synonym], Paravascoceras Furon 1935 [synonym], Provascoceras Cooper 1979 [synonym]
Invalid names: Hystatoceratidae Hyatt 1900 [empty], Peroniceratidae Hyatt 1900 [empty]
Superfm. †Aspidoceratoidea Zittel 1895
+
Fm. †Aspidoceratidae Zittel 1895
+
Subfm. †Aspidoceratinae Zittel 1895
+
G. †Aspidoceras Zittel
G. †Chinamecaceras Cantu-Chapa 2006
G. †Cubaspidoceras Myczynski 1976
G. †Epaspidoceras
G. †Extranodites Jeannet 1951
G. †Intranodites Jeannet 1951
G. †Neaspidoceras Spath 1931
G. †Orthaspidoceras
G. †Pseudowaagenia
G. †Schaireria Checa 1985
G. †Simaspidoceras
Invalid names: Physodoceratinae Schindewolf 1925 [synonym]
Subfm. †Hybonoticeratinae Olóriz 1978
+
G. †Hybonoticeras Breistroffer 1947
G. †Hypowaagenia Schweigert and Schlampp 2020
Subfm. †Peltoceratinae Spath 1924
+
G. †Gregoryceras
G. †Parapeltoceras
G. †Peltoceras
G. †Peltoceratoides
G. †Peltoraspailites Jeannet 1951
G. †Prieserites Jeannet 1951
G. †Pseudogregoryceras Jeannet 1951
G. †Raspailites Jeannet 1951
G. †Rursiceras
G. †Unipeltoceras Jeannet 1951
G. †Physodoceras Hyatt 1900
+
†Aspidoceras (Physodoceras) circumspinosum Quenstedt 1857
†Physodoceras altenense d'Orbigny 1850
†Physodoceras burkarti Aguilera 1895
+
Invalid names: Aspidoceras cajense Burckhardt 1906 [synonym], Aspidoceras phosphoriticum Burckhardt 1906 [synonym]
†Physodoceras gortanii Venzo 1959
†Physodoceras hoplisus Oppel 1863
†Physodoceras widerai Scherzinger et al. 2018
G. †Pseudhimalayites
+
†Pseudhimalayites subpretiosus Uhlig 1878
+
Invalid names: Aspidoceras steinmanni Haupt 1907 [synonym], Simocosmoceras pszczolkowskii Myczynski 1989 [synonym]
G. †Sutneria Zittel 1884
+
Subg. †Sutneria (Enosphinctes)
Subg. †Sutneria (Sutneria) Zittel 1884
†Sutneria eumela d'Orbigny 1847
†Sutneria galar Oppel 1863
†Sutneria praecursor Dietrich 1940
G. †Toulisphinctes Sapunov 1979
Superfm. †Deshayesitoidea Stoyanow 1949
+
Fm. †Deshayesitidae Stoyanow 1949
+
Subfm. †Deshayesitinae Stoyanow 1949
+
G. †Deshayesites Kazansky 1914
G. †Dufrenoyia Kilian and Reboul 1915
G. †Prodeshayesites
Subfm. †Mathoceratinae Casey 1963
+
G. †Cloioceras
G. †Mathoceras Casey 1963
+
Invalid names: Renziella Kvantaiani 1980 [synonym], Venezuella Kvantaiani 1980 [synonym]
G. †Somalites Pamouktchiev 1983
G. †Turkmeniceras Tovbina 1963
+
†Turkmeniceras rarecostatum Bogdanova 1971
†Turkmeniceras tumidum Bogdanova 1971
Fm. †Parahoplitidae Spath 1922
+
G. †Parahoplitoides Spath 1922
+
†Parahoplitoides cerrosensis Anderson 1938
†Parahoplitoides plenus Whitehouse 1927
†Parahoplitoides seniloides Anderson 1938
†Parahoplitoides shoupi Anderson 1938
Superfm. †Desmoceratoidea Zittel 1895
+
Fm. †Beudanticeratidae Breistroffer 1953
+
G. †Aioloceras Whitehouse 1926
+
†Aioloceras besairiei Collignon 1949
+
Invalid names: Cleoniceras (Paracleoniceras) ambiguum Collignon 1963 [synonym], Cleoniceras (Paracleoniceras) cleoniforme Collignon 1963 [synonym], Cleoniceras (Paracleoniceras) crassefalcatum Collignon 1963 [synonym], Cleoniceras (Paracleoniceras) inaequale Collignon 1963 [synonym], Cleoniceras (Paracleoniceras) morganiforme Collignon 1963 [synonym], Cleoniceras (Paracleoniceras) tenuicostatum Collignon 1963 [synonym]
†Aioloceras jonesi Gregory and Smith 1903
Invalid names: Paracleoniceras Collignon 1963 [synonym]
G. †Beudanticeras Hitzell 1902
+
Subg. †Beudanticeras (Beudanticeras) Hitzel 1902
†Beudanticeras beudanti Brongniart 1822
†Beudanticeras diabloense Anderson 1902
†Beudanticeras flindersi McCoy 1865
†Beudanticeras haydeni Gabb 1864
†Beudanticeras ingente Whitehouse 1928
†Beudanticeras mullerriedi Humphrey 1949
†Beudanticeras robustum Warren 1947
†Beudanticeras sphaerotum Seeley 1866
†Beudanticeras sutherlandbrowni McLearn 1972
†Beudanticeras sutherlandi Etheridge 1872
†Beudanticeras victoris Stoyanow 1949
Invalid names: Rapidoplacenticeras Alabushev 1988 [synonym]
G. †Zurcherella Casey 1954
Fm. †Desmoceratidae Zittel 1895
+
Subfm. †Barremitinae Breskovski 1977
+
G. †Barremites Kilian 1915
G. †Barremitites Avram 1997
G. †Kostovites Breskovski 1977
G. †Mogharaeceras Breistroffer 1940
G. †Montanesiceras Breskovski 1977
G. †Patruliusiceras Avram 1978
G. †Subsaynella Spath 1923
G. †Torcapella
G. †Caseyella Cantu Chapa 1976
+
†Caseyella aguilerae Burckhardt 1925
†Caseyella flexisulcata d'Orbigny 1841
Subfm. †Desmoceratinae Zittel 1895
+
G. †Burckhardtites Humphrey 1949
G. †Damesites Matsumoto 1942
+
Invalid names: Kotoceras Yabe 1927 [replaced], Neokotoceras Anderson 1958 [synonym]
G. †Desmoceras Zittel 1884
+
Invalid names: Eodesmoceras Spath 1923 [synonym], Latidorsella Jacob 1907 [synonym], Lunatodorsella Breistroffer 1947 [synonym], Phyllodesmoceras Spath 1925 [synonym]
G. †Desmophyllites Spath 1829
+
Invalid names: Schlueteria de Grossouvre 1894 [replaced], Schluetericeras Collignon 1938 [synonym], Schluteria de Grossouvre 1894 [replaced]
G. †Microdesmoceras Matsumoto 1972
G. †Moremanoceras Cobban 1972
G. †Onitshoceras Reyment 1954
G. †Tragodesmoceroides Matsumoto 1942
Subfm. †Hauericeratinae Matsumoto 1938
+
G. †Hauericeras de Grossouvre 1894
+
Invalid names: Pseudogardenia Tomlin 1930 [synonym], Schlueteria Rollier 1922 [synonym]
G. †Mossamedites Cooper 2003
Subfm. †Puzosiinae Spath 1922
+
G. †Abrytusites Nikolov and Brekoviski 1969
G. †Callizoniceras
G. †Feruglioceras Leanza 1968
G. †Grandidiericeras
G. †Kennicottia Imlay 1959
G. †Kitchinites Spath 1922
G. †Lytodiscoides
G. †Melchiorites Spath 1923
G. †Mesopuzosia Matsumoto 1954
G. †Oiophyllites Spath 1953
G. †Pachydesmoceras Spath 1922
G. †Parapuzosia Nowak 1913
G. †Pseudohaploceras Hyatt 1900
G. †Pseudosilesites Egoian 1969
G. †Puzosia Bayle 1878
G. †Umsinenoceras Kennedy et al. 1979
Subfm. †Uhligellinae Latil et al. 2023
+
G. †Boliteceras Whitehouse 1928
G. †Brewericeras Casey 1954
G. †Grantziceras Imlay 1960
G. †Leconteites Casey 1954
+
Invalid names: Puzosigella Casey 1954 [synonym], Vnigriceras Saveliev 1973 [synonym]
G. †Pseudorbulites Casey 1961
G. †Roberticeras Latil et al. 2023
G. †Uhligella
G. †Zuercherella Casey 1954
G. †Wollemanniceras Breistroffer 1947
+
†Callizoniceras (Wollemanniceras) alaskanum Imlay 1960
†Callizoniceras (Wollemanniceras) fohlinense Imlay 1960
†Wollemanniceras anterior Brinkmann 1937
†Wollemanniceras keilhacki Wollemann 1904
Invalid names: Eodesmoceratinae Wright 1955 [empty]
Fm. †Kossmaticeratidae Spath 1922
+
Subfm. †Kossmaticeratinae Spath 1922
+
G. †Brahmaites
G. †Grossouvrites Kilian and Reboul 1909
G. †Gunnarites Kilian and Reboul 1909
G. †Jacobites Kilian and Reboul 1909
+
Invalid names: Aucklandites Marshall 1927 [synonym], Neomadrasites Marshall 1926 [synonym]
G. †Kossmaticeras Grossouvre 1901
+
Invalid names: Madrasites Kilian and Reboul 1909 [synonym], Pesudoholcodiscus Kilian and Reboul 1909 [synonym]
G. †Maorites Marshall 1926
G. †Neograhamites Spath 1953
G. †Pseudokossmaticeras Spath 1922
G. †Yokoyamaoceras Wright and Matsumoto 1954
Subfm. †Marshallitinae Matsumoto 1955
+
G. †Eogunnarites
G. †Eomadrasites
G. †Eomarshallites Medina and Rinaldi 1986
G. †Holcodiscoides
G. †Hulenites Matsumoto 1955
G. †Maccarthyites Matsumoto 1959
G. †Marshallites Matsumoto 1955
G. †Mikasaites Matsumoto 1956
G. †Moffitites Imlay 1959
G. †Protokossmaticeras Collignon 1964
G. †Wellmanites Wright 1957
G. †Yakushiceras Matsumoto 1991
G. †Yeharites Matsumoto 1991
Fm. †Muniericeratidae Wright 1952
+
G. †Muniericeras
+
†Muniericeras bilottei Collignon 1983
†Muniericeras lapparenti de Grossouvre 1894
Invalid names: Morrisites Van Hoepen 1968 [synonym], Praemuniericeras [synonym]
G. †Pseudoschloenbachia Spath 1921
+
Subg. †Pseudoschloenbachia (Pseudoschloenbachia) Spath 1921
†Pseudoschloenbachia bakwerri Reyment 1958
†Pseudoschloenbachia boulei Basse 1931
G. †Texasia Reeside 1932
+
†Barroisiceras (Texasia) dartoni Reeside 1932
Invalid names: Lehmaniceras [synonym]
G. †Tragodesmoceras Spath 1922
+
†Tragodesmoceras ashlandicum Anderson 1902
+
Invalid names: Pachydiscus oregonensis Anderson 1958 [synonym]
†Tragodesmoceras averilli Anderson 1958
†Tragodesmoceras bassi Morrow 1935
†Tragodesmoceras carlilense Cobban 1972
†Tragodesmoceras clypealoides Leonhard 1897
†Tragodesmoceras dresdense Petrascheck 1902
†Tragodesmoceras socorroense Cobban and Hook 1979
Invalid names: Pseudoschloenbachiidae van Hoepen 1968 [synonym]
Fm. †Pachydiscidae Spath 1922
+
G. †Baskaniceras Wright and Kennedy 1984
+
†Baskaniceras deshayesitoides Wright and Kennedy 1984
†Baskaniceras smithi Wright and Kennedy 1984
G. †Canadoceras Spath 1922
+
†Canadoceras andromeda Maury 1930
†Canadoceras cottreaui Collignon 1938
†Canadoceras fraternum Gabb 1869
†Canadoceras hoepeni Collignon 1955
†Canadoceras kossmati Matsumoto 1954
†Canadoceras multicostatum Matsumoto 1954
†Canadoceras multisulcatum Whiteaves 1903
†Canadoceras mysticum Matsumoto 1954
†Canadoceras newberryanum Meek 1858
+
Invalid names: Canadoceras celeste Anderson 1958 [synonym], Canadoceras georgianum Anderson 1958 [synonym]
†Canadoceras riogramamense Maury 1930
†Canadoceras whiteavesi Anderson 1958
†Canadoceras yokoyamai Jimbo 1894
G. †Chimbuites Casey and Glaessner 1958
+
†Chimbuites giganteus Matsumoto and Skwarko 1993
†Chimbuites mirindowensis Wright 1963
†Chimbuites sinuosocostatus Casey and Glaessner 1958
G. †Eupachydiscus Spath 1922
+
†Eupachydiscus depressus Henderson 1970
†Eupachydiscus grossouvrei Kossmat 1898
†Eupachydiscus haradai Jimbo 1894
†Eupachydiscus isculensis Redtenbacher 1873
+
Invalid names: Pseudomenuites katschthaleri Immel et al. 1982 [synonym]
†Eupachydiscus lamberti Collignon 1938
†Eupachydiscus macoveii Szász 1981
†Eupachydiscus pseudogrossouvrei Collignon 1955
†Eupachydiscus sayni de Grossouvre 1894
†Eupachydiscus suciensis Meek 1861
†Eupachydiscus teshioensis Jimbo 1874
Invalid names: Mesopachydiscus Yabe and Shimizu 1926 [synonym]
G. †Lewesiceras Spath 1939
+
†Lewesiceras jimboi Kossmat 1898
†Lewesiceras mantelli Wright and Wright 1951
+
Invalid names: Lewesiceras lenesicense Housa 1967 [synonym], Lewesiceras romani Sornay 1964 [synonym], Pachydiscus cricki Spath 1926 [replaced]
†Lewesiceras peramplum Mantell 1822
†Lewesiceras pingue Leanza 1967
†Lewesiceras ubatense Leanza 1967
†Lewesiceras wiedmanni Wright and Kennedy 1984
†Lewesiceras woodi Wright 1979
G. †Menabonites
G. †Menuites Spath 1922
+
†Menuites arrialoorensis Stoliczka 1865
†Menuites costatus Kennedy and Summesberger 1986
†Menuites gerardoi Salazar et al. 2010
†Menuites menu Forbes 1846
†Menuites oralensis Cobban and Kennedy 1993
†Menuites portlocki Sharp 1855
†Menuites sanadai Matsumoto 1984
†Menuites soyaensis Matsumoto and Miyauchi 1984
†Menuites wittekindi Schlüter 1876
Invalid names: Anapachydiscus Yabe and Shimizu 1926 [synonym], Cobbanoscaphites [synonym], Neopachydiscus [synonym]
G. †Nowakites
+
†Nowakites carezi de Grossouvre 1894
†Nowakites draschei Redtenbacher 1873
†Nowakites hernensis Schluter 1867
†Nowakites klamathonis Anderson 1958
†Nowakites pailletteanus d'Orbigny 1841
+
Invalid names: Nowakites lemarchandi de Grossouvre 1894 [synonym], Puzosia lemarchandi de Grossouvre 1894 [synonym]
†Nowakites puertoensis Anderson 1958
†Nowakites savini de Grossouvre 1894
†Nowakites talavignesii d'Orbigny 1850
G. †Pachydiscus Zittel 1884
+
Subg. †Pachydiscus (Neodesmoceras) Matsumoto 1947
Subg. †Pachydiscus (Pachydiscus) Zittel 1884
†Pachydiscus armenicus Atabekian and Akopian 1969
†Pachydiscus besairiei Basse 1930
†Pachydiscus binodatus Whiteaves 1903
†Pachydiscus buckhami Usher 1952
+
Invalid names: Pachydiscus elkhornensis Usher 1952 [synonym], Parapachydiscus gabbi Anderson 1958 [synonym], Parapachydiscus panochensis Anderson 1958 [synonym]
†Pachydiscus colligatus Binkhorst 1861
+
Invalid names: Pachydiscus vandenbroecki de Grossouvre 1894 [synonym]
†Pachydiscus epiplectus Redtenbacher 1873
†Pachydiscus excelsus Matsumoto 1979
†Pachydiscus flexuosus Matsumoto 1979
†Pachydiscus gollevillensis d'Orbigny 1847
†Pachydiscus hauthali Paulcke 1907
†Pachydiscus launayi de Grossouvre 1894
†Pachydiscus levyi de Grossouvre 1894
†Pachydiscus naumanni Yokoyama 1890
†Pachydiscus neevesi Whiteaves 1903
+
Invalid names: Parapachydiscus bidwelli Anderson 1958 [synonym]
†Pachydiscus patagonicus Paulcke 1907
†Pachydiscus peramplus Mantell 1822
†Pachydiscus perfidus Grossouvre 1894
†Pachydiscus precolligatus Collignon 1955
+
Invalid names: Pachydiscus gignouxi Collignon 1955 [synonym]
†Pachydiscus riccardi Macellari 1986
†Pachydiscus stallauensis Imkeller 1901
†Pachydiscus steinmanni Paulcke 1907
†Pachydiscus subcompressus Matsumoto 1954
+
Invalid names: Joaquinites fascicostatus Anderson 1958 [synonym]
†Pachydiscus subrobustus Seunes 1892
Invalid names: Joaquinites Anderson 1958 [synonym], Parapachydiscus Hyatt 1900 [synonym], Pseudomenuites Matsumoto 1955 [synonym]
G. †Patagiosites Spath 1953
+
†Patagiosites alaskensis Jones 1963
†Patagiosites amarus Paulcke 1907
†Patagiosites arbucklensis Anderson 1958
+
Invalid names: Eupachydiscus willgreeni Anderson 1958 [synonym], Nowakites dobbinsi Anderson 1958 [synonym], Nowakites rumseyensis Anderson 1958 [synonym], Puzosia (Holcodiscoides) gorrilli Anderson 1958 [synonym], Puzosia (Parapuzosia) arenaica Anderson 1958 [synonym]
†Patagiosites laevis Morozumi 1985
†Patagiosites patagiosus Spath 1953
†Patagiosites stobaei Nilsson 1827
G. †Teshioites
G. †Tongoboryceras Housa 1967
+
†Tongoboryceras canali de Grossouvre 1894
†Tongoboryceras hancocki Kennedy 1984
†Tongoboryceras kawashitai Matsumoto 1979
†Tongoboryceras rhodanicum Roman and Mazeran 1913
†Tongoboryceras satoi Matsumoto 1979
†Tongoboryceras tongoboryense Collignon 1952
G. †Tuberodiscoides
G. †Urakawites
Fm. †Silesitidae Hyatt 1900
+
G. †Neoastieria Egoian 1969
+
†Neoastieria patagonica Medina and Riccardi 2005
†Neoastieria reliqua Egoian 1969
G. †Piatnitzkyceras Medina and Riccardi 2005
+
†Piatnitzkyceras bonarellii Medina and Riccardi 2005
†Piatnitzkyceras infirmum Medina and Riccardi 2005
G. †Silesites Uhlig 1883
+
†Silesites puzosiaformis Anderson 1938
†Silesites seranonis d'Orbigny 1841
†Silesites trajani Tietze 1872
Invalid names: Beneckeia Uhlig 1882 [replaced]
Invalid names: Puzosiidae Spath 1922 [empty]
Superfm. †Engonoceratoidea Hyatt 1903
+
Fm. †Knemiceratidae Hyatt 1903
+
G. †Glottoceras Hyatt 1875
+
†Glottoceras attenuatum Hyatt 1875
†Glottoceras crassicostatum Sommermeier 1910
†Glottoceras crassinodosum Sommermeier 1910
†Glottoceras gabbi Hyatt 1903
†Glottoceras laraense Renz 1970
†Glottoceras moorei Knechtel 1947
†Glottoceras ollonense Gabb 1877
†Glottoceras ovale Benavides-Caceres 1956
†Glottoceras raimondii Lisson 1908
†Glottoceras semicostatum Sommermeier 1910
†Glottoceras sommermeieri Knechtel 1947
†Glottoceras triangulare Benavides-Caceres 1956
G. †Hypengonoceras Spath 1922
+
†Hypengonoceras chouberti Collignon 1966
†Hypengonoceras decaryi Collignon 1963
†Hypengonoceras fauremuretae Collignon 1966
†Hypengonoceras tarfayense Collignon 1966
†Hypengonoceras warthi Kossmat 1895
G. †Knemiceras Böhm 1898
+
Subg. †Knemiceras (Iranoknemiceras) Collignon 1983
Subg. †Knemiceras (Omaimaiceras) Moret and Mahmoud 1955
†Knemiceras aegyptiacum Mahmoud 1955
†Knemiceras arambourgi Basse 1940
†Knemiceras compressum Hyatt 1903
†Knemiceras deserti Mahmoud 1955
†Knemiceras douvillei Basse 1940
†Knemiceras dubertreti Basse 1940
†Knemiceras flexiloculosum Basse 1940
†Knemiceras gracile Douvillé 1916
†Knemiceras gracilecostatum Sommermeier 1910
†Knemiceras iraniense Collignon 1983
†Knemiceras kazhdumiense Collignon 1983
†Knemiceras lanceolatum Latil and Jaillard 2023
†Knemiceras libertadense Breistroffer 1952
†Knemiceras multicostatum Latil and Jaillard 2023
†Knemiceras saadense Peron and Thomas 1890
†Knemiceras sagetae Latil and Jaillard 2023
†Knemiceras saharae Collignon 1965
†Knemiceras spathi Mahmoud 1955
†Knemiceras subcomplicatum Basse 1940
†Knemiceras subcompressum Hyatt 1903
†Knemiceras syriacum Von Buch 1848
†Knemiceras toussainti Pervinquiere 1907
†Knemiceras tunisiense Latil and Jaillard 2023
†Knemiceras uhligi Choffat 1886
G. †Parengonoceras Spath 1924
+
†Parengonoceras algerianum Dubourdieu 1953
†Parengonoceras bussoni Collignon 1965
†Parengonoceras caneroti Canérot and Collignon 1983
†Parengonoceras champaraense Benavides-Caceres 1956
†Parengonoceras chottensis Latil and Jaillard 2023
†Parengonoceras duartei Etayo Serna 1979
†Parengonoceras ebrayi de Loriol 1882
†Parengonoceras guadaloupaeforme Sommermeier 1910
†Parengonoceras haasi Benavides-Caceres 1956
†Parengonoceras mahmoudi Dubourdieu 1953
†Parengonoceras pernodosum Sommermeier 1910
+
Invalid names: Knemiceras tetranodosum Lisson 1925 [synonym]
†Parengonoceras roemeri Cragin 1893
+
Invalid names: Knemiceras azlense Scott 1940 [synonym], Knemiceras nodosum Scott 1940 [synonym], Knemiceras trinitense Scott 1940 [synonym]
†Parengonoceras ziczag Breistroffer 1952
G. †Platiknemiceras Bataller 1954
+
†Platiknemiceras bassei Bataller 1954
†Platiknemiceras flexuosum Kennedy et al. 1998
†Platiknemiceras hachourii Dubourdieu 1953
Superfm. †Eoderoceratoidea Spath 1929
+
Fm. †Coeloceratidae Haug 1910
+
G. †Andicoeloceras Hillebrandt 2006
+
†Andicoeloceras jenseni Hillebrandt 2006
†Andicoeloceras primum Hillebrandt 2006
†Andicoeloceras teloceriforme Hillebrandt 2006
G. †Apoderoceras Buckman 1921
+
Subg. †Apoderoceras (Miltoceras) Wiedenmayer 1980
†Apoderoceras aculeatum Simpson 1843
+
Invalid names: Aegoceras leckenbyi Wright 1880 [synonym], Ammonites marshallani Simpson 1843 [synonym]
†Apoderoceras antiquum Lóczy 1915
†Apoderoceras dunrobinense Spath 1926
†Apoderoceras ferox Buckman 1925
†Apoderoceras sparsinodum Quenstedt 1849
†Apoderoceras subtriangulare Young and Bird 1822
G. †Coeloceras Hyatt 1867
+
†Coeloceras depressum Rosenberg 1909
†Coeloceras seguenzae Gemmellaro 1884
†Coeloceras subpettos Gemmellaro 1884
†Stephanoceras (Coeloceras) commune Sowerby 1815
G. †Meridiceras Hillebrandt 2006
+
†Meridiceras amolanasense Hillebrandt 2006
†Meridiceras celericrescens Hillebrandt 2006
†Meridiceras densicostatum Hillebrandt 2006
†Meridiceras externum Hillebrandt 2006
†Meridiceras santanderi Hillebrandt 2006
G. †Miltoceras Wiedenmayer 1980
+
†Miltoceras bettonii Fucini 1908
†Miltoceras chilcaense Hillebrandt 2006
†Miltoceras deficiens Wiedenmayer 1980
†Miltoceras furlense Venturi et al. 2007
†Miltoceras gruenae Blau 1998
†Miltoceras involutum Meister et al. 2011
†Miltoceras irregulare Rosenberg 1909
†Miltoceras reductispinosum Hillebrandt 2006
†Miltoceras roseum Wiedenmayer 1980
†Miltoceras sellae Gemmellaro 1884
†Miltoceras taguendoufi El Hariri et al. 1996
G. †Pimelites
G. †Pseudoskirroceras Wiedenmayer 1980
+
†Pseudoskirroceras imlayi Smith and Tipper 1988
†Pseudoskirroceras laticostatum Hillebrandt 2006
†Pseudoskirroceras mastodon Fucini 1935
†Pseudoskirroceras stephaniforme Hillebrandt 2006
†Pseudoskirroceras varisculptum Hillebrandt 2006
†Pseudoskirroceras wiedenmayeri Hillebrandt 1981
G. †Tetraspidoceras
+
†Tetraspidoceras loczyi Géczy 1998
†Tetraspidoceras piobbicoensis Geczy and Meister 2007
†Tetraspidoceras quadrarmatum Dumortier 1867
†Tetraspidoceras reynesi Reynes 1879
†Tetraspidoceras rhodanicum Buckman 1918
†Tetraspidoceras westfieldense Edmunds et al. 2003
G. †Zamaiceras Rakús and Guex 2002
+
†Zamaiceras carinatum Rakús and Guex 2002
†Zamaiceras mangoldi Rakús and Guex 2002
Invalid names: Coeloceratinae Haug 1910 [empty], Pimelitidae Wiedenmayer 1977 [synonym]
Fm. †Dactylioceratidae Hyatt 1867
+
Subfm. †Dactylioceratinae Hyatt 1867
+
G. †Collina Bonarelli 1893
+
Invalid names: Collinites Atrops 1972 [synonym], Mucrodactylites [synonym]
G. †Dactylioceras Hyatt 1867
+
Invalid names: Anguidactylites Buckman 1926 [synonym], Arcidactylites Buckman 1926 [synonym], Athlodactylites Buckman 1927 [synonym], Curvidactylites Buckman 1927 [synonym], Koinodactylites Buckman 1927 [objective synonym], Leptodactylites Buckman 1926 [synonym], Microdactylites [synonym], Nomodactylites Buckman 1927 [synonym], Parvidactylites Buckman 1927 [synonym], Peridactylites Buckman 1926 [synonym], Planicoeloceras Venturi and Ferri 2001 [synonym], Rakusites Guex 1971 [synonym], Simplidactylites Buckman 1927 [synonym], Toxodactylites Buckman 1926 [synonym], Vermidactylites Buckman 1926 [synonym], Xeinodactylites Buckman 1926 [synonym]
G. †Nodicoeloceras Buckman 1926
+
Invalid names: Crassicoeloceras Buckman 1926 [synonym], Fibulocoeloceras Venturi and Ferri 2001 [synonym], Lobodactylites Buckman 1926 [synonym], Mesodactylites Pinna and Levi-Setti 1971 [synonym], Multicoeloceras Buckman 1926 [synonym], Spinicoeloceras Buckman 1926 [synonym]
G. †Peronoceras
G. †Porpoceras
+
Invalid names: Platystrophites Levi-Setti and Pinna 1971 [synonym], Telodactylites Pinna and Levi-Setti 1971 [synonym]
G. †Septimaniceras Faure 2002
G. †Zugodactylites Buckman 1926
+
Invalid names: Gabillytes Guex 1971 [synonym], Omolonoceras Dagis 1967 [synonym]
Invalid names: Kedoceratinae Dagis 1968 [synonym], Mesodactylioceratinae Pinna and Levi-Setti 1971 [synonym], Nodicoeloceratinae Venturi and Ferri 2001 [synonym], Reynesoceratinae Wiedenmayer 1977 [synonym]
Fm. †Eoderoceratidae Spath 1929
+
G. †Callomoniceras Meister and Dommergues 2011
+
†Callomoniceras kisnyergesarokensis Geczy and Meister 2007
†Callomoniceras parahungaricum Geczy and Meister 2007
Subfm. †Eoderoceratinae Spath 1929
+
G. †Bifericeras
+
Invalid names: Hemimicroceras Spath 1925 [synonym], Microceras Hyatt 1867 [replaced], Ophideroceras Spath 1925 [synonym]
G. †Crucilobiceras Buckman 1920
G. †Hyperderoceras
G. †Microderoceras Hyatt 1871
G. †Parahyperderoceras Schlatter 1980
G. †Paramicroderoceras Dommergues et al. 1994
G. †Promicroceras Spath 1925
Invalid names: Paramicroderoceratinae Venturi et al. 2004 [synonym]
Subfm. †Fanninoceratinae Dommergues and Meister 1999
+
G. †Andidiscus Hillebrandt 2006
G. †Eoamaltheus Hillebrandt 1981
Invalid names: Deroceratidae Hyatt 1867 [synonym], Dubariceratidae Dommergues and Meister 1999 [synonym], Hemimicroceratidae Spath 1929 [synonym], Microceratidae Spath 1926 [synonym], Xipheroceratidae Spath 1925 [synonym]
Fm. †Liparoceratidae Hyatt 1867
+
G. †Aegoceras Waagen 1869
+
Subg. †Aegoceras (Aegoceras) Waagen 1869
Subg. †Aegoceras (Beaniceras) Buckman 1913
Subg. †Aegoceras (Oistoceras) Buckman 1911
†Aegoceras carpathicum Callomon and Grădinaru 2005
†Aegoceras maculatum Young and Bird 1822
†Aegoceras nodoblongum Quenstedt 1900
Invalid names: Amblycoceras Hyatt 1900 [objective synonym], Defossiceras Buckman 1913 [synonym]
Subfm. †Amaltheinae Hyatt 1867
+
G. †Amaltheus de Montfort 1808
+
Invalid names: Nordamaltheus Repin 1968 [synonym], Proamaltheus Lange 1932 [synonym]
G. †Amauroceras Buckman 1913
Invalid names: Paltopleuroceratidae Spath 1926 [synonym]
G. †Androgynoceras Hyatt 1867
+
†Androgynoceras alloeotypus Trueman 1919
†Androgynoceras capricornus Schlotheim 1820
†Androgynoceras geyeri Spath 1938
†Androgynoceras hybrida d'Orbigny 1844
†Androgynoceras intracapricornus Quenstedt 1885
†Androgynoceras mickletonense Spath 1938
†Androgynoceras naptonense Spath 1938
†Androgynoceras sparsicosta Trueman 1919
G. †Liparoceras Hyatt 1867
+
Subg. †Liparoceras (Becheiceras) Trueman 1918
Subg. †Liparoceras (Liparoceras) Hyatt 1867
†Liparoceras bronni Spath 1938
†Liparoceras carpathicum Callomon and Grădinaru 2005
†Liparoceras divaricosta Trueman 1919
†Liparoceras elegans Spath 1938
†Liparoceras kilsbiense Spath 1938
†Liparoceras pseudostriatum Trueman 1919
†Liparoceras rusticum Spath 1938
†Liparoceras striatum Reinecke 1820
†Liparoceras tiara Trueman 1919
G. †Vicininodiceras
+
†Vicininodiceras mouterdei Donovan 1990
†Vicininodiceras simplicicosta Trueman 1919
†Vicininodiceras tomfryi Donovan 1990
Invalid names: Aegoceratinae Neumayr 1875 [empty], Androgynoceratinae Géczy 1976 [empty], Liparoceratinae Hyatt 1867 [empty]
Fm. †Phricodoceratidae Spath 1938
+
G. †Foetterleiceras Rakús and Guex 2002
+
†Foetterleiceras foetterlei Hauer 1856
†Foetterleiceras salmojraghii Parona 1894
G. †Phricodoceras Hyatt 1900
+
†Phricodoceras bettonii Geczy 1976
†Phricodoceras cantaluppii Fantini Sestini 1978
†Phricodoceras lamellosum d'Orbigny 1844
+
Invalid names: Aegoceras subtaylori Krumbeck 1922 [synonym]
†Phricodoceras paronai Bettoni 1900
†Phricodoceras taylori Sowerby 1826
+
Invalid names: Ammonites quadricornutus Simpson 1855 [synonym], Phricodoceras cornutum Simpson 1843 [synonym]
†Phricodoceras urkuticum Geczy 1959
Invalid names: Hemiparinodiceras Geczy 1959 [synonym]
G. †Pseudophricodoceras Mouterde et al. 1983
G. †Pseuduptonia Bremer 1965
+
†Pseuduptonia dubium Pia 1913
†Pseuduptonia micromphala Pia 1913
†Pseuduptonia suessi Gugenberger 1929
G. †Villania Till 1909
+
†Villania callomoni Géczy 1998
†Villania densilobata Till 1909
†Villania galaczi Géczy 1998
†Villania kopeki Géczy 1998
†Villania latispira Venturi et al. 2005
†Villania rollieri Lóczy 1915
Invalid names: Coeloderoceras Spath 1923 [synonym], Epideroceras Spath 1923 [synonym], Omoderoceras Venturi et al. 2004 [synonym]
Invalid names: Epideroceratidae Dommergues and Meister 1999 [synonym], Villaniinae Arkell 1957 [synonym]
Fm. †Polymorphitidae Haug 1887
+
Subfm. †Polymorphitinae Haug 1887
+
G. †Gemmellaroceras Hyatt 1900
+
Invalid names: Furlites Venturi and Ferri 2001 [synonym], Leptonotoceras Spath 1925 [synonym], Pelingoceras Venturi et al. 2005 [synonym], Tubellites Buckman 1924 [synonym]
G. †Jamesonites Buckman 1923
G. †Platypleuroceras Hyatt 1867
G. †Polymorphites Haug 1887
+
Invalid names: Caleites Venturi and Ferri 2001 [synonym], Gorgheiceras Venturi and Ferri 2001 [synonym], Paramorphites Venturi et al. 2007 [synonym]
G. †Uptonia Buckman 1898
Invalid names: Furlitinae Venturi et al. 2007 [synonym], Parinodiceratinae Edmunds 2009 [synonym]
Subfm. †Tropidoceratinae Hyatt 1900
+
G. †Catriceras Venturi 1978
G. †Dayiceras
G. †Paratropidoceras Dommergues and Meister 2004
+
Invalid names: Tunisiceras Dommergues et al. 2004 [synonym]
Invalid names: Acanthopleuroceratinae Arkell 1950 [synonym]
Superfm. †Hammatoceratoidea Schindewolf 1964
+
Fm. †Hammatoceratidae Buckman 1887
+
Subfm. †Erycitinae Spath 1928
+
G. †Abbasitoides Geczy 1966
G. †Cagliceras Rulleau and Elmi 2001
G. †Erycites
G. †Fissilobiceras Buckman 1919
+
†Fissilobiceras ovale Quenstedt 1886
†Fissilobiceras zitteli Gottsche 1878
G. †Geczyceras Martínez 1992
+
†Geczyceras allobrogense Dumortier 1874
†Geczyceras bonarellii Parisch and Viale 1906
†Geczyceras clausum Gabilly 1973
†Geczyceras costatum Gabilly 1973
†Geczyceras costulosum Merla 1934
†Geczyceras galaczi Kovács 2009
†Geczyceras martinezae Kovács 2009
†Geczyceras perplanum Prinz 1904
+
Invalid names: Hammatoceras clavatum Fossa-Mancini 1914 [synonym]
†Geczyceras porcarellense Bonarelli 1899
†Geczyceras speciosum Janensch 1902
G. †Hammatoceras
+
†Hammatoceras insigne Schubler 1831
†Hammatoceras lorteti Dumortier 1874
†Hammatoceras pachu Buckman 1921
†Hammatoceras semilunatum Quenstedt 1885
†Hammatoceras sieboldi Oppel 1862
†Hammatoceras simulator Monestier 1921
†Hammatoceras trigonatum Quenstedt 1885
+
Invalid names: Hammatoceras cappucinum Buckman 1921 [synonym]
Invalid names: Accardia Cresta 1997 [synonym], Chartronia Buckman 1898 [synonym], Pachammatoceras Buckman 1921 [synonym]
Subfm. †Hammatoceratinae Buckman 1887
+
G. †Crestaites Rulleau and Elmi 2001
G. †Euaptetoceras
+
Invalid names: Ceccaites Cresta 1997 [synonym], Csernyeiceras Géczy 1966 [synonym], Parammatoceras [synonym]
G. †Onychoceras Wunstrorf 1905
G. †Paviaites Cresta 1997
G. †Planammatoceras
G. †Pseudaptetoceras Géczy 1966
G. †Puchenquia
Subfm. †Podagrosiceratinae Westermann and Riccardi 1979
+
G. †Podagrosiceras Maubeuge and Lambert 1956
G. †Westermanniceras Riccardi 2000
Superfm. †Hildoceratoidea Hyatt 1867
+
G. †Diplesioceras
+
†Diplesioceras diplesium Buckman 1920
†Diplesioceras fischeri Dietze et al. 2022
Fm. †Graphoceratidae Buckman 1905
+
G. †Ancolioceras
+
†Ancolioceras citaae Geczy 1967
†Ancolioceras krymholzi Geczy 1967
†Ancolioceras noszkyi Geczy 1967
†Ancolioceras subacutum Buckman 1899
†Ancolioceras subfalcatum Buckman 1899
†Ancolioceras substriatum Buckman 1899
†Ancolioceras viallii Geczy 1967
G. †Cordubiceras Oloriz and Tavera 1979
Subfm. †Graphoceratinae Buckman 1905
+
G. †Brasilia
+
Invalid names: Apedogyria Buckman 1899 [synonym], Brasilina Buckman 1899 [synonym], Paneia Buckman 1904 [synonym], Paquieria Buckman 1899 [synonym], Planifastigites Buckman 1925 [synonym], Vacekia Buckman 1899 [synonym], Wiltshireia Buckman 1899 [synonym]
G. †Graphoceras
+
Invalid names: Depaoceras Buckman 1902 [synonym], Hosoureites Sato 1958 [synonym], Lucya Buckman 1902 [synonym], Ludwigella Buckman 1901 [synonym], Oedania Buckman 1904 [synonym], Platygraphoceras Buckman 1902 [synonym], Stokeia Buckman 1904 [synonym]
G. †Hyperlioceras
+
Invalid names: Braunsella Buckman 1904 [synonym], Braunsina Buckman 1902 [synonym], Darellia [synonym], Darellina Buckman 1904 [synonym], Deltoidoceras Buckman 1902 [synonym], Deltotoceras Buckman 1904 [synonym], Dissoroceras Buckman 1902 [synonym], Hugia Buckman 1904 [synonym], Lopadoceras Buckman 1904 [synonym], Reynesella [synonym], Reynesia Buckman 1902 [synonym], Toxolioceras [synonym]
G. †Ludwigia Bayle 1878
+
Invalid names: Cosmogyria Buckman 1898 [synonym], Crickia Buckman 1899 [synonym], Hyattia Buckman 1899 [synonym], Kiliania Buckman 1899 [synonym], Ludwigina Buckman 1899 [synonym], Murchisonia Engel 1896 [objective synonym], Pseudographoceras Buckman 1899 [synonym], Strophogyria Buckman 1899 [synonym], Welschia Buckman 1898 [synonym]
Subfm. †Leioceratinae Spath 1936
+
G. †Canavarella
+
Invalid names: Costiceras Contini 1969 [synonym], Rhaeboceras Buckman 1899 [synonym]
G. †Costileioceras Maubeuge 1950
G. †Cylicoceras Buckman 1899
+
Invalid names: Geyerina Buckman 1913 [synonym], Hyattina Buckman 1899 [synonym]
G. †Leioceras
+
Invalid names: Cypholioceras Buckman 1899 [synonym], Manselia Buckman 1899 [synonym]
G. †Staufenia
Fm. †Hildoceratidae Hyatt 1867
+
Subfm. †Arieticeratinae Howarth 1955
+
G. †Arieticeras Seguenza 1885
+
Invalid names: Geczya Fantini Sestini 1977 [synonym], Meneghinia Vecchia 1949 [synonym], Protoarieticeras Cantaluppi 1970 [synonym], Pseudoarieticeras Cantaluppi 1970 [synonym], Seguenziceras Levi 1896 [synonym]
G. †Fontanelliceras Fucini 1931
G. †Leptaleoceras Buckman 1918
G. †Mauretaniaceras Meister et al. 2011
G. †Tauromeniceras Mouterde 1967
+
Invalid names: Neoamaciaticeras Cantaluppi 1970 [objective synonym], Tauromenia Fucini 1931 [replaced]
Invalid names: Seguenziceratinae Spath 1924 [replaced]
Subfm. †Bouleiceratinae Arkell 1950
+
G. †Jacobella Jeannet 1908
+
Invalid names: Neoparoniceras Rulleau et al. 2003 [synonym], Oxyparoniceras [synonym]
G. †Kohaticeras Fatmi and Hölder 1975
G. †Nejdia Arkell 1952
G. †Paroniceras Bonarelli 1893
Subfm. †Grammoceratinae Buckman 1904
+
G. †Dumortieria
+
Invalid names: Paradumortieria Elmi and Caloo-Fortier 1985 [synonym], Phenakoceras Maubeuge 1949 [synonym], Phenakocerites Maubeuge 1950 [objective synonym]
G. †Hudlestonia
G. †Phlyseogrammoceras Buckman 1901
+
Invalid names: Gruneria Gabilly 1974 [synonym], Gruneria Gabilly 1974 [synonym]
G. †Phlyseogrammoceras Buckman 1901
+
Invalid names: Gruneria Gabilly 1974 [synonym], Gruneria Gabilly 1974 [synonym]
G. †Pleydellia
+
Invalid names: Canavarina Buckman 1904 [synonym], Cotteswoldia [synonym], Nadorites Elmi and Caloo-Fortier 1985 [synonym], Walkericeras Buckman 1913 [synonym]
G. †Podagrosites Guex 1973
G. †Pseudolillia
G. †Shakraceras
G. †Troitsaia Poulton and Tipper 1991
G. †Yakounia
Invalid names: Dumortieriinae Schindewolf 1964 [synonym], Monestierinae Sapunov 1965 [synonym]
Subfm. †Harpoceratinae Neumayr 1875
+
G. †Canavaria Gemmellaro 1886
+
Invalid names: Naxensiceras Vecchia 1949 [synonym], Oregonites Wiedenmayer 1980 [synonym]
G. †Cleviceras Howarth 1992
G. †Eleganticeras
+
Invalid names: Elegantuliceras Buckman 1913 [synonym], Leptarpites Repin 1970 [synonym], Ochotoceras [synonym]
G. †Harpoceras
+
Invalid names: Falcifericeras Breistroffer 1949 [objective synonym], Gallitellia Venturi and Ferri 2001 [synonym], Glyptarpites [synonym], Harpoceratoides [synonym], Kolymoceras Dagis 1970 [synonym], Lioceras Bayle 1878 [synonym], Phaularpites [synonym], Tardarpoceras Buckman 1927 [synonym]
G. †Maconiceras Buckman 1926
G. †Neolioceratoides
G. †Ovaticeras
G. †Praepolyplectus Venturi 1981
G. †Pseudolioceras
+
Invalid names: Buckmanites [synonym], Praehaploceras Monestier 1930 [synonym], Pseudowalkericeras Maubeuge 1949 [synonym]
G. †Sphenarpites
G. †Taffertia
Invalid names: Polyplectinae Venturi 1981 [synonym]
Subfm. †Hildoceratinae Hyatt 1867
+
G. †Atacamiceras Hillebrandt 1987
G. †Hildaites
+
Invalid names: Cingolites Sassaroli and Venturi 2010 [synonym], Harpohildoceras [synonym], Hildoceratoides [synonym], Murleyiceras Buckman 1921 [synonym], Neotaffertia Venturi and Ferri 2001 [synonym], Petranoceras Venturi 1995 [synonym], Praemercaticeras Venturi 1981 [synonym]
G. †Hildaitoides Hillebrandt 1987
G. †Hildoceras
+
Invalid names: Goniohildoceras Seguenza 1886 [synonym], Urkutites Géczy 1967 [synonym]
G. †Mercaticeras
G. †Orthildaites
G. †Parahildaites
Subfm. †Protogrammoceratinae Mattei 1974
+
G. †Fuciniceras Haas 1913
+
Invalid names: Eofuciniceras Cantaluppi 1970 [synonym], Neofuciniceras Cantaluppi 1970 [synonym]
G. †Lioceratoides Spath 1919
+
Invalid names: Nagaoceras Matsumoto 1947 [synonym], Platyharpites Buckman 1927 [synonym], Praeleioceras Fucini 1929 [synonym]
G. †Protogrammoceras Spath 1913
+
Invalid names: Argutarpites Buckman 1923 [synonym], Bassaniceras Fucini 1929 [objective synonym], Eoprotogrammoceras Cantaluppi 1970 [synonym], Neoprotogrammoceras Cantaluppi 1970 [synonym], Paltarpites Buckman 1922 [synonym], Wrightia Gemmellaro 1886 [replaced]
Subfm. †Tmetoceratinae Spath 1936
+
Invalid names: Paroniceratinae Schindewolf 1963 [empty]
Fm. †Phymatoceratidae Hyatt 1867
+
G. †Brodieia
+
†Haugia (Brodieia) pigra Buckman 1899
†Haugia (Brodieia) primaria Schirardin 1914
Invalid names: Brodiceras Buckman 1899 [objective synonym], Merlaites Gabilly 1974 [synonym], Pseudobrodieia Guex 1972 [synonym], Whitbyiceras [synonym]
G. †Crassiceras
+
†Crassiceras canavarii Franceschi 1921
†Crassiceras dimorphum Merla 1932
†Crassiceras gradatum Merla 1932
†Crassiceras latum Merla 1932
G. †Esericeras
+
†Esericeras eseri Oppel 1856
+
Invalid names: Haugia inaequa Buckman 1898 [synonym], Haugia sculpta Buckman 1898 [synonym]
†Esericeras fascigerum Buckman 1899
G. †Furloceras Elmi and Rulleau 1995
+
†Furloceras anomalum Merla 1932
†Furloceras armatum Merla 1932
†Furloceras caroli Merla 1933
†Furloceras chelusii Parisch and Viale 1906
†Furloceras chelussii Parisch and Viale 1906
†Furloceras comense Buch 1831
†Furloceras cornucopia Merla 1932
†Furloceras crassicostatum Merla 1932
†Furloceras erbaense Hauer 1856
†Furloceras iserensis Oppel 1856
†Furloceras muelleri Geczy 1966
†Furloceras pulchrum Merla 1932
†Furloceras speciosum Merla 1932
†Furloceras venustulum Merla 1932
Invalid names: Mouterdeiceras Elmi and Rulleau 1995 [synonym]
G. †Haugia
+
†Haugia beani Simpson 1843
†Haugia dumortieri Buckman 1890
†Haugia illustris Denckmann 1887
†Haugia jugosa Sowerby 1815
+
Invalid names: Ammonites cancellatoobovatus Raspail 1866 [synonym], Ammonites ogerieni Dumortier 1874 [synonym], Haugia compressa Buckman 1898 [synonym], Haugia patelliformis Buckman 1898 [synonym]
†Haugia phillipsi Simpson 1843
†Haugia variabilis d'Orbigny 1845
+
Invalid names: Ammonites navis Dumortier 1874 [synonym], Denckmannia obtecta Buckman 1899 [synonym], Haugia grandis Buckman 1899 [synonym]
G. †Paronychoceras Guex 2000
G. †Phymatoceras
+
†Phymatoceras aequale Géczy 1967
†Phymatoceras comense Von Buch 1831
†Phymatoceras elegans Merla 1932
†Phymatoceras jardense Gabilly 1976
†Phymatoceras lilli Hauer 1856
†Phymatoceras narbonense Buckman 1898
†Phymatoceras robustum Hyatt 1867
Invalid names: Denckmannia Buckmann 1898 [synonym], Loryella Breistroffer 1949 [synonym], Pelecoceras Hyatt 1867 [synonym], Picenia Fossa-Mancini 1919 [synonym], Praerycites Venturi 1981 [synonym]
+
†Pseudomercaticeras frantzi Reynes 1868
†Pseudomercaticeras rotaries Merla 1932
†Pseudomercaticeras venzoi Pinna 1963
Invalid names: Haugiella Gabilly 1974 [nomen dubium], Phymatoceratinae Hyatt 1867 [empty]
Fm. †Sonniniidae Buckman 1892
+
Subfm. †Sonniniinae Buckman 1892
+
G. †Pseudoshirbuirnia Dietz 2005
G. †Shirbuirnia
G. †Sonninites Buckman 1923
Subfm. †Witchelliinae Callomon and Chandler 2006
+
G. †Asthenoceras
G. †Dorsetensia
G. †Guhsania
G. †Newmarracarroceras Hall 1989
G. †Witchellia Buckman 1889
+
Invalid names: Anolkoleiites Buckman 1926 [synonym], Dundryites Buckman 1926 [synonym], Gelasinites Buckman 1925 [synonym], Hyalinites Buckman 1924 [synonym], Maceratites Buckman 1928 [synonym], Pelekodites Buckman 1923 [synonym], Rubrileiites Buckman 1926 [synonym], Spatulites Buckman 1928 [synonym], Zugella Buckman 1927 [synonym], Zugophorites Buckman 1922 [synonym]
Invalid names: Harpocerataceae Wedekind 1917 [synonym]
Superfm. †Hoplitoidea Douvillé 1890
+
Fm. †Engonoceratidae Hyatt 1900
+
G. †Engonoceras Neumayr and Uhlig 1881
+
†Engonoceras complicatum Hyatt 1903
†Engonoceras duboisi Latil 1989
†Engonoceras elegans Kennedy et al. 1998
†Engonoceras emarginatum Cragin 1893
†Engonoceras gibbosum Hyatt 1903
†Engonoceras hilli Böhm 1898
†Engonoceras iris Spath 1924
†Engonoceras pierdenale Von Buch 1848
†Engonoceras retardum Hyatt 1903
†Engonoceras serpentinum Cragin 1900
†Engonoceras serpentinum Cragin 1900
†Engonoceras stolleyi Böhm 1898
†Engonoceras subjectum Hyatt 1903
†Engonoceras wilkinsoni Packard 1956
G. †Metengonoceras Hyatt 1903
+
†Metengonoceras acutum Hyatt 1903
†Metengonoceras ambiguum Hyatt 1903
†Metengonoceras aspenanum Reeside and Weymouth 1931
†Metengonoceras bedoti Grossouvre 1912
†Metengonoceras bravoense Böse 1928
†Metengonoceras dumbli Cragin 1893
+
Invalid names: Metengonoceras arnaudi Grossouvre 1912 [synonym], Metengonoceras douvillei Grossouvre 1912 [synonym], Metengonoceras nigeriense Furon 1935 [synonym], Metengonoceras tolveiense Grossouvre 1912 [synonym]
†Metengonoceras inscriptum Hyatt 1903
†Metengonoceras oliveirai Brito 1967
†Metengonoceras teigenense Cobban and Kennedy 1989
Invalid names: Epengonoceras Spath 1924 [synonym]
G. †Neolobites Fisher 1882
+
†Neolobites fourteaui Pervinquière 1907
+
Invalid names: Neolobites medeninensis Basse 1954 [synonym]
†Neolobites kummeli Benavides-Caceres 1956
†Neolobites peroni Hyatt 1903
†Neolobites vibrayeanus d'Orbigny 1841
+
Invalid names: Neolobites brancai Eck 1908 [synonym], Neolobites bussoni Collignon 1965 [synonym], Neolobites choffati Hyatt 1903 [synonym], Neolobites schweinfurthi Eck 1914 [synonym]
G. †Protengonoceras Hyatt 1900
+
†Protengonoceras gabbi Böhm 1898
†Protengonoceras neolobitoides Robert et al. 2018
†Protengonoceras planum Hyatt 1903
Fm. †Hoplitidae Douvillé 1890
+
Subfm. †Anahoplitinae Breistroffer 1947
+
G. †Anahoplites Hyatt 1900
G. †Anahoplitoides Casey 1961
G. †Lepthoplites
Invalid names: Semenovitinae Mirzoev 1967 [synonym]
Subfm. †Gastroplitinae Wright 1952
+
G. †Alopecoceras Kennedy 1978
G. †Anagastroplites Jeletzky 1980
G. †Gastroplites
G. †Neogastroplites
G. †Paragastroplites Imlay 1961
G. †Pseudogastroplites Jeletzky 1980
G. †Pseudopulchellia Imlay 1961
G. †Sokolovites Casey 1966
G. †Stelckiceras Jeletzky 1980
G. †Stotticeras Jeletzky 1980
Subfm. †Hoplitinae Douvillé 1890
+
G. †Arrhaphoceras Whitehouse 1927
G. †Callihoplites
G. †Dimorphoplites
G. †Discohoplites
G. †Epihoplites
G. †Euhoplites
G. †Hoplites
G. †Hyphoplites Spath 1922
G. †Pleurohoplites
Subfm. †Sonneratiinae Destombes 1973
+
G. †Bucaillella Destombes 1973
G. †Eosonneratia Saveliev 1973
G. †Farnhamia Casey 1954
G. †Otohoplites Steinmann 1925
G. †Protohoplites Spath 1923
G. †Pseudosonneratia Spath 1925
G. †Sonneratia Bayle 1878
G. †Tetrahoplites
G. †Sulcohoplites Michailova and Saveliev 1994
Fm. †Placenticeratidae Hyatt 1900
+
G. †Hengestites
G. †Hoplitoplacenticeras Paulcke 1906
+
Subg. †Hoplitoplacenticeras (Hoplitoplacenticeras) Paulcke 1907
Subg. †Hoplitoplacenticeras (Lemfoerdiceras) Kennedy 1986
†Hoplitoplacenticeras costulosum Schlüter 1867
†Hoplitoplacenticeras dolbergense Schluter 1876
†Hoplitoplacenticeras fugen Matsumoto 1984
†Hoplitoplacenticeras monju Matsumoto 1982
†Hoplitoplacenticeras plasticum Paulcke 1906
†Hoplitoplacenticeras rarecostatum Khakimov 1976
†Hoplitoplacenticeras rejaudryi de Grossouvre 1894
+
Invalid names: Sonneratia rara de Grossouvre 1894 [synonym]
†Hoplitoplacenticeras vari Schlüter 1872
G. †Metaplacenticeras Spath 1926
+
†Metaplacenticeras bowersi Anderson 1958
†Metaplacenticeras californicum Anderson 1902
†Metaplacenticeras pacificum Smith 1900
†Metaplacenticeras sanctaemonicae Waring 1917
†Metaplacenticeras subtilistriatum Jimbo 1894
G. †Placenticeras Meek 1876
+
†Placenticeras bidorsatum Roemer 1841
+
Invalid names: Ammonites dujardin Schluter 1867 [synonym], Diplacomoceras canaliculatum Hyatt 1903 [synonym]
†Placenticeras cumminsi Cragin 1893
†Placenticeras fritschi de Grossouvre 1894
†Placenticeras kaffrarium Etheridge 1904
†Placenticeras kolbajense Sokolov 1967
†Placenticeras maherndli Summesberger 1979
†Placenticeras mediasiaticum Luppov 1963
+
Invalid names: Turkmenites gissarensis Ilyin 1975 [synonym]
†Placenticeras memoriaschloenbachi Laube and Bruder 1887
†Placenticeras orbignyanum Geinitz 1849
†Placenticeras paraplanum Wiedmann 1978
†Placenticeras placenta DeKay 1828
†Placenticeras polyopsis Dujardin 1837
†Placenticeras pseudoplacenta Hyatt 1903
†Placenticeras semiornatum d'Orbigny 1850
†Placenticeras syrtale Morton 1834
+
Invalid names: Stantonoceras pseudocostatum Johnson et al. 1964 [synonym]
†Placenticeras tamulicum Blanford 1862
†Placenticeras vancouverense Meek 1861
†Placenticeras vredenburgi Sarkar 1966
†Placenticeras whitfieldi Hyatt 1903
Invalid names: Diplacomoceras Hyatt 1900 [synonym], Karamaiceras [synonym], Pseudoplacenticeras [synonym]
G. †Proplacenticeras
+
†Proplacenticeras stantoni Hyatt 1903
+
Invalid names: Placenticeras merenskyi Haughton 1930 [synonym]
Invalid names: Baghiceratinae Chiplonkar and Ghare 1976 [invalid subgroup], Hypengonoceratidae Chiplonkar and Ghare 1976 [synonym], Rapidoplacenticeratinae Alabushev and Alabusheva 1988 [empty]
Fm. †Schloenbachiidae Parona and Bonarelli 1897
+
G. †Schloenbachia Neumayr 1875
+
†Schloenbachia blanfordianus Stoliczka 1863
†Schloenbachia lenzi Szajnocha 1885
†Schloenbachia varians Sowerby 1817
Invalid names: Saltericeras [synonym]
Invalid names: Forbesiceratinae Wright 1952 [empty], Schloenbachiinae Parona and Bonarelli 1897 [empty]
Invalid names: Forbesiceridae Wright 1952 [empty]
Superfm. †Lytoceratoidea Neumayr 1875
+
Fm. †Lytoceratidae Neumayr 1875
+
Subfm. †Alocolytoceratinae Spath 1927
+
Subfm. †Ectocentritinae Spath 1926
+
G. †Adnethiceras Wiedmann 1970
G. †Baltzerites Rakús and Guex 2002
G. †Exomiloceras Wiedenmayer 1979
G. †Galaticeras
G. †Holcolytoceras Spath 1924
G. †Kericserites Geczy and Meister 2007
G. †Lytoconites Wiedmann 1970
G. †Lytotropites Spath 1924
G. †Peltolytoceras Spath 1924
Invalid names: Galaticeratinae Geczy and Meister 2007 [synonym]
Subfm. †Lytoceratinae Neumayr 1875
+
G. †Ammonoceratites Bowditch 1822
G. †Carinolytoceras Wiedmann 1962
G. †Lobolytoceras Buckman 1923
G. †Lytoceras Suess 1865
+
Invalid names: Biasaloceras Drushchits 1953 [synonym], Crenilytoceras Buckman 1926 [synonym], Dinolytoceras Besnossov 1958 [synonym], Eulytoceras Spath 1927 [synonym], Hemilytoceras Spath 1927 [synonym], Kallilytoceras Buckman 1921 [synonym], Metalytoceras Spath 1927 [synonym], Orcholytoceras Buckman 1926 [synonym], Pterolytoceras Spath 1927 [synonym], Saturnoceras Anderson 1938 [synonym], Thysanoceras Hyatt 1867 [synonym], Thysanolytoceras Buckman 1905 [synonym], Valentolytoceras Besnossov 1958 [synonym]
G. †Ptycholytoceras
G. †Zaghouanites Rakús and Guex 2002
Subfm. †Megalytoceratinae Spath 1927
+
G. †Nannolytoceras Buckman 1905
+
Invalid names: Eurystomiceras Beznosov 1958 [synonym], Polystomiceras Spath 1924 [synonym], Polystomites Spath 1931 [synonym]
G. †Perilytoceras Rulleau 1997
G. †Takahashiceras Hoffmann and Howarth 2015
+
†Takahashiceras eureka Matsumoto 1984
Invalid names: Takahashia Matsumoto 1984 [replaced]
Invalid names: Ammonoceratitidae Brunnschweiler 1966 [synonym], Hemilytoceratinae Spath 1927 [empty], Holcolytoceratidae Venturi et al. 2005 [synonym]
Invalid names: Cicatritidae Spath 1937 [empty], Trachyphyllitidae Wiedmann 1966 [empty]
Superfm. †Perisphinctaceae Steinman 1890
+
Fm. †Holcodiscidae Spath 1924
+
G. †Almohadites Wiedmann 1966
G. †Astieridiscus
G. †Gymnoplites
G. †Holcodiscus Uhlig 1882
+
†Holcodiscus caillaudianus d'Orbigny 1850
†Holcodiscus camelinus d'Orbigny 1850
†Holcodiscus caseyi Manolov 1962
†Holcodiscus hauthali Paulcke 1907
†Holcodiscus tenuistriatus Paulcke 1907
G. †Jeanthieuloyites Cooper 1981
+
†Jeanthieuloyites keyserlingiformis Avram and Gradinaru 1993
†Jeanthieuloyites nodosus Mandov 1976
†Jeanthieuloyites quinquestriatus Besairie 1936
†Jeanthieuloyites trapezoidalis Avram and Gradinaru 1993
G. †Jeanthieuolyites Cooper 1981
G. †Metahoplites
G. †Parasaynoceras Breistroffer 1947
+
†Parasaynoceras horridus d'Orbigny 1850
†Parasaynoceras mexicanum Imlay 1940
G. †Pseudovaldedorsella Cecca et al. 1998
+
†Pseudovaldedorsella compsensis Kilian 1910
†Pseudovaldedorsella crassidorsata Karakash 1907
G. †Taveraidiscus Vermeulen and Thieuloy 1999
G. †Isterites Barthel 1975
+
†Isterites franconicus Schneid 1915
†Isterites palmatus Schneid 1915
†Isterites spurius Schneid 1915
†Isterites subpalmatus Schneid 1915
Fm. †Oosterellidae Kilian 1911
+
G. †Oosterella Kilian 1911
+
†Oosterella begastrensis Company 1987
†Oosterella colombiana Haas 1960
†Oosterella cultrata d'Orbigny 1841
†Oosterella cultrataeformis Uhlig 1882
†Oosterella gaudryi Nickles 1892
+
Invalid names: Mortoniceras vidali Nickles 1892 [synonym], Mortoniceras vilanovae Nicklés 1892 [synonym], Oosterella fascigera Thieuloy and Bulot 1992 [synonym]
†Oosterella ondulata Reboulet 1996
Fm. †Platylenticeratidae Casey 1973
+
G. †Eopaquiericeras Cantu-Chapa 2006
+
†Eopaquiericeras pazi Cantu-Chapa 2006
†Eopaquiericeras peraltai Cantu-Chapa 2006
Fm. †Polyptychitidae Wedekind 1918
+
Subfm. †Craspeditinae Spath 1934
+
G. †Craspedites
Subfm. †Garniericeratinae Spath 1952
G. †Hectoroceras Spath 1947
G. †Praetollia
G. †Subcraspedites Spath 1924
Subfm. †Polyptychitinae Wedekind 1918
+
G. †Dichotomites Koenen 1909
+
Invalid names: Ringnesiceras (Elleficeras) Kemper and Jeletzky 1979 [synonym]
G. †Polyptychites Pavlow 1892
G. †Wellsia Imlay 1957
G. †Siberites
Subfm. †Tolliinae Spath 1952
+
G. †Borealites Klimova 1969
G. †Homolsomites Crickmay 1930
G. †Menjaites Sazonova 1971
+
Invalid names: Costamenjaites Sazonova 1971 [synonym], Luppoviceras Sazonova 1977 [synonym], Sabydites Bogomolov and Burdykina 1989 [synonym]
G. †Peregrinoceras Sazonova 1971
G. †Surites Sazonov 1951
G. †Thorsteinssonoceras Jeletzky 1965
G. †Virgatoptychites Voronets 1958
Superfm. †Perisphinctoidea Steinman 1890
+
Fm. †Ataxioceratidae Buckman 1921
+
Subfm. †Ataxioceratinae Buckman 1921
+
G. †Ataxioceras
G. †Lithacosphinctes Oloriz 1978
G. †Procraspedites
G. †Schneidia Atrops 1982
G. †Virgataxioceras
G. †Discosphinctoides Oloriz 1978
G. †Garnierisphinctes Enay 1959
G. †Katroliceras Spath 1928
+
†Katroliceras formosum Spath 1931
†Katroliceras pottingeri Sowerby 1840
†Katroliceras waageni Spath 1933
Subfm. †Lithacoceratinae Zeiss 1968
+
G. †Dorsoplanitoides Zeiss 1968
Subfm. †Franconitinae Zeiss 1968
G. †Lithacoceras Hyatt 1900
G. †Moravisphinctes
G. †Pseudodiscosphinctes Oloriz 1978
G. †Pseudosubplanites Le Hegarat 1973
Subfm. †Richterellinae Sapunov 1977
G. †Usseliceras Zeiss 1968
G. †Xenosphinctes Scherzinger and Schweigert 2017
Subfm. †Paraboliceratinae Spath 1928
+
Subfm. †Paraulacosphinctinae Tavera 1985
+
G. †Ernstbrunnia Zeiss 2001
G. †Oloriziceras Tavera-Benitez 1985
G. †Paraulacosphinctes Schindewolf 1925
Subfm. †Torquatisphinctinae Tavera 1985
+
G. †Catutosphinctes Leanza and Zeiss 1992
G. †Mazatepites Cantu-chapa 1967
Subfm. †Zapaliinae Parent et al. 2017
+
G. †Choicensisphinctes Leanza 1980
G. †Indansites Vennari 2016
G. †Krantziceras Parent et al. 2011
G. †Platydiscus Parent et al. 2011
G. †Zapalia Leanza et al. 1990
Fm. †Aulacostephanidae Spath 1924
+
G. †Aulacostephanus
+
Subg. †Aulacostephanus (Aulacostephanoceras) Ziegler 1962
Subg. †Aulacostephanus (Aulacostephanoides) Schindewolf 1925
Subg. †Aulacostephanus (Aulacostephanus) Sutner and Pompeckj 1896
†Aulacostephanus erinus d'Orbigny 1850
†Aulacostephanus eudoxus d'Orbigny 1850
Invalid names: Odontoceras Steuer 1897 [synonym], Tobolia Sasonov 1960 [synonym]
G. †Gravesia
+
†Gravesia gigas Zieten 1830
†Gravesia gravesiana d'Orbigny 1850
†Gravesia polypleura Hahn 1963
Subfm. †Gravesiinae Zeiss 1987
+
G. †Eosphinctoceras Zakharov and Mesezhnikov 1974
G. †Praegravesia Zeiss 1987
G. †Microbiplices
+
†Microbiplices anglicus Arkell 1947
†Microbiplices guebhardi Oppenheimer 1907
†Microbiplices microbiplex Quenstedt 1887
†Microbiplices varians Oppenheimer 1907
G. †Pictonia
+
†Pictonia densicostata Buckman 1924
†Pictonia gracilis Tornquist 1896
†Pictonia seminudata Buckman 1924
G. †Prorasenia
+
†Prorasenia bowerbanki Spath 1935
†Prorasenia hardyi Spath 1935
†Prorasenia heeri Moesch 1867
+
Invalid names: Ammonites (Perisphinctes) repastinatus Loriol 1878 [synonym]
†Prorasenia quenstedti Schindewolf 1925
†Rasenia (Prorasenia) stephanoides Oppel 1863
Invalid names: Desmosphinctes [synonym]
G. †Ringsteadia
+
Subg. †Ringsteadia (Decipia)
†Ringsteadia anglica Salfeld 1917
†Ringsteadia bassettensis Spath 1935
†Ringsteadia brandesi Salfeld 1917
†Ringsteadia evoluta Salfeld 1917
†Ringsteadia frequens Salfeld 1917
†Ringsteadia marstonensis Salfeld 1917
†Ringsteadia pseudocordata Blake and Hudleston 1877
†Ringsteadia pseudoyo Salfeld 1917
†Ringsteadia salfeldi Dorn 1925
†Ringsteadia sphenoidea Buckman 1926
G. †Vielunia Wierzbowski and Glowniak 2010
Fm. †Crioceratitidae Wright 1952
+
G. †Acantholytoceras Spath 1932
+
†Acantholytoceras subcirculare Avram 2002
Invalid names: Pseudocrioceratites Egoian 1969 [synonym]
G. †Aspinoceras Anderson 1938
G. †Australopseudothurmannia Marin et al. 2023
+
†Australopseudothurmannia flexuosa Marin et al. 2023
G. †Balearites Sarkar 1954
+
†Balearites balearis Nolan 1894
†Balearites pseudothurmannii Dimitrova 1967
G. †Crioceratites Leveillé 1837
+
Subg. †Crioceratites (Crioceratites) Leveillé 1837
Subg. †Crioceratites (Emericiceras) Sarkar 1954
†Crioceratites andersoni Sarkar 1955
†Crioceratites barrabei Sarkar 1955
†Crioceratites bituberculatus d'Orbigny 1842
†Crioceratites claveli Bert et al. 2021
†Crioceratites coniferus Busnardo 2003
†Crioceratites duvalii Léveillé 1837
†Crioceratites emerici Leveille 1835
†Crioceratites heterocostatus Mandov 1976
†Crioceratites jurensis Nolan 1894
†Crioceratites krenkeli Sarkar 1955
†Crioceratites leivaensis Kakabadze and Hoedemaeker 1997
†Crioceratites loryi Sarkar 1955
+
Invalid names: Balearites koechliniformis Sarkar 1955 [synonym], Balearites tuberculatus Sarkar 1955 [synonym]
†Crioceratites panescorsii Astier 1851
†Crioceratites portarum Etayo-Serna 1968
†Crioceratites primitivus Reboulet 1996
†Crioceratites tehamaensis Anderson 1938
†Crioceratites tener Kakabadze and Thieuloy 1991
†Crioceratites villiersianus d'Orbigny 1842
†Crioceratites yollabollium Anderson 1938
Invalid names: Crioceras d'Orbigny 1842 [synonym], Toxoceras d'Orbigny 1842 [synonym]
G. †Pseudothurmannia Spath 1923
+
†Pseudothurmannia angulicostata d'Orbigny 1863
†Pseudothurmannia belimelensis Dimtrova 1967
†Pseudothurmannia catulloi Parona 1898
†Pseudothurmannia grandis Busnardo 1970
†Pseudothurmannia jupiter Anderson 1938
†Pseudothurmannia karakaschi Manolov 1962
†Pseudothurmannia kohllarseni Wilckens 1947
†Pseudothurmannia mortilleti Pictet and de Loriol 1858
†Pseudothurmannia ohmi Winkler 1868
†Pseudothurmannia picteti Sarkar 1955
†Pseudothurmannia pseudomalbosi Sarasin and Schöndelmayer 1901
†Pseudothurmannia renevieri Sarasin and Schöndelmayer 1901
†Pseudothurmannia russelli Anderson 1938
†Pseudothurmannia sarasini Sarkar 1955
Invalid names: Georgioceras Wilckens 1947 [synonym], Kakabadziella Hoedemaeker and Herngreen 2003 [synonym], Parathurmannia Busnardo 2003 [synonym], Prieuriceras Vermeulen 2004 [synonym]
G. †Spathicrioceras Sarkar 1955
G. †Spinocrioceras Kemper 1973
G. †Theodorites Baraboshkin and Mikhailova 2006
+
†Theodorites theodori Baraboshkin and Mikhailova 2006
Invalid names: Pedioceratidae Hyatt 1900 [synonym]
Fm. †Himalayitidae Spath 1925
+
G. †Aulacosphinctes
+
†Aulacosphinctes diabloensis Anderson 1945
†Aulacosphinctes jenkinsi Anderson 1945
†Aulacosphinctes proximus Steuer 1897
+
Invalid names: Aulacosphinctes chilensis Corvalán 1959 [synonym]
†Perisphinctes (Aulacosphinctes) natricoides Uhlig 1910
†Perisphinctes (Aulacosphinctes) spitiensis Uhlig 1910
G. †Corongoceras
+
†Corongoceras alternans Gerth 1925
+
Invalid names: Berriasella pastorei Leanza 1945 [synonym], Corongoceras rigali Leanza 1945 [synonym]
†Corongoceras cordobai Verma and Westermann 1973
†Corongoceras duraznense Krantz 1928
†Corongoceras evolutum Corvalán 1959
†Corongoceras filicostatum Imlay 1942
†Corongoceras lotenoense Spath 1925
†Corongoceras mendozanum Behrendsen 1892
†Corongoceras submendozanum Krantz 1928
G. †Djurjuriceras
+
†Djurjuriceras catutosense Leanza et al. 1990
†Djurjuriceras sinuosum Tavera 1985
G. †Durangites
+
†Durangites acanthicus Burckhardt 1912
+
Invalid names: Durangites incertus Burckhardt 1912 [synonym]
†Durangites alencasteri Verma and Westermann 1973
†Durangites cohglani Aguilera 1895
†Durangites heilprini Aguilera 1895
†Durangites humboldti Burckhardt 1912
†Durangites vulgaris Burckhardt 1912
+
Invalid names: Durangites densestriatus Burckhardt 1912 [synonym]
†Durangites zigzagcostatus Cantu-Chapa 2006
G. †Hegaratites Boughdiri et al. 1999
+
†Hegaratites burolleti Boughdiri et al. 1999
†Hegaratites rheouisensis Boughdiri et al. 1999
G. †Hemispiticeras Spath 1925 [ammonite]
Subfm. †Himalayitinae Spath 1925
+
G. †Boughdiriella Frau et al. 2015
G. †Dickersonia
G. †Lopeziceras Frau et al. 2016
G. †Mazenoticeras Nikolov 1966
G. †Micracanthoceras
G. †Pratumidiscus Bulot et al. 2014
G. †Parodontoceras
+
†Parodontoceras calistoides Behrendsen 1891
†Parodontoceras reedi Anderson 1945
+
Invalid names: Aulacosphinctes watsonensis Anderson 1945 [synonym]
G. †Parrasiella Frau et al. 2015
+
†Parrasiella astillerensis Imlay 1939
†Parrasiella galeanense Cantu-Chapa 1968
†Parrasiella juanensis Cantu-Chapa 1968
†Parrasiella latiumbilicatum Cantu-Chapa 1968
†Parrasiella rarifurcatus Imlay 1939
G. †Windhauseniceras
+
†Windhauseniceras internispinosum Krantz 1928
+
Invalid names: Aulacosphinctes hebecostatus Krantz 1928 [synonym]
Fm. †Kosmoceratidae Haug 1887
+
G. †Catasigaloceras
G. †Epicosmoceras
G. †Gowericeras Buckman 1921
+
†Gowericeras snugharborense Imlay 1953
†Gowericeras spinosum Imlay 1953
†Kepplerites (Gowericeras) lindgreni Hyatt 1894
G. †Gulielmina
G. †Gulielmites
G. †Hoplikosmokeras Buckman 1924
G. †Kepplerites Neumayr and Uhlig 1892
+
Subg. †Kepplerites (Kepplerites) Neumayr and Uhlig 1892
†Kepplerites enodatum Nikitin 1881
†Kepplerites lorinclarki Imlay 1961
G. †Lobokosmoceras
G. †Seymourites
+
†Kepplerites (Seymourites) abruptus McLearn 1929
†Kepplerites (Seymourites) alticostatus Imlay 1953
†Kepplerites (Seymourites) gitinsi McLearn 1927
†Kepplerites (Seymourites) ingrahami McLearn 1929
†Kepplerites (Seymourites) mcevoyi McLearn 1928
†Kepplerites (Seymourites) multus McLearn 1929
†Kepplerites (Seymourites) plenus McLearn 1927
†Kepplerites (Seymourites) tychonis Ravn 1911
G. †Sigaloceras Hyatt 1900
+
G. †Toricellites
Fm. †Morphoceratidae Hyatt 1900
+
G. †Asphinctites
+
†Asphinctites patrulii Hahn 1970
†Asphinctites tenuiplicatus Brauns 1865
+
Invalid names: Asphinctites bathonicus Westermann 1958 [synonym], Asphinctites gaertneri Westermann 1958 [synonym], Grossouvria secunda Wetzel 1950 [synonym], Siemiradzkia bajociformis Arkell 1951 [synonym]
G. †Dimorphinites
+
Subg. †Dimorphinites (Vigoriceras) Rioult 1994
†Dimorphinites centriglobus Rioult 1994
†Dimorphinites dimorphus d'Orbigny 1846
G. †Ebrayiceras
+
†Ebrayiceras filicosta Wetzel 1937
†Ebrayiceras gignouxi Guillaume 1927
†Ebrayiceras kjarisensis Besnosov 1993
†Ebrayiceras problematicum Gemmellaro 1877
†Ebrayiceras rursum Buckman 1927
†Ebrayiceras sulcatum Zieten 1830
G. †Morphoceras
+
†Morphoceras egrediens Wetzel 1937
†Morphoceras kelarizis Dietze et al. 2014
†Morphoceras macrescens Buckman 1923
†Morphoceras multiforme Arkell 1951
+
Invalid names: Ammonites polymorphus d'Orbigny 1846 [replaced], Ammonites polymorphus lineatus Quenstedt 1847 [replaced]
†Morphoceras parvum Wetzel 1937
†Morphoceras patescens Buckman 1922
†Morphoceras subpatescens Besnosov 1993
†Morphoceras thalmanni Mangold 1970
Invalid names: Patemorphoceras Buckman 1922 [synonym]
G. †Polysphinctites
G. †Pseudodimorphinites Seyed-Emami 1989
G. †Sulcohamites
Fm. †Neocomitidae Salfeld 1921
+
G. †Arpavoniceras Frau and Fuhr 2023
+
†Arpavoniceras anglicum Doyle 1963
†Arpavoniceras buloti Frau and Fuhr 2023
Subfm. †Berriasellinae Spath 1922
+
G. †Andiceras
G. †Banikoceras Howarth 1992
G. †Berriasella Uhlig 1905
G. †Chigaroceras Howarth 1992
G. †Delphinella Le Hegarat 1973
G. †Ellenaela Nikolov 1966
G. †Euthymiceras Grigorieva 1938
G. †Fauriella
G. †Hegaratella Nikolov and Sapunov 1977
G. †Kossmatia Uhlig 1907
G. †Lytohoplites
G. †Malbosiceras Pictet 1867
G. †Neocosmoceras
G. †Paraboliceras
G. †Parandiceras Spath 1939
G. †Renngarteniceras Grigogirieva 1938 [ammonite]
G. †Strambergella Nikolov 1966
G. †Substeueroceras Spath 1922
G. †Taleshites Cecca and Seyed-Emami 2012
G. †Tirnovella Nikolov 1966
Invalid names: Berriasellinae Spath 1922 [objective synonym]
G. †Busnardoiceras Tavera 1985
+
†Busnardoiceras bochianensis Mazenot 1939
†Busnardoiceras busnardoi Le Hegarat 1973
+
Invalid names: Berriasella (Berriasella) tithonica Tavera 1985 [synonym]
G. †Decliveites Aguirre-Urreta and Rawson 2010
+
†Decliveites crassicostatus Aguirre-Urreta and Rawson 2010
Subfm. †Endemoceratinae Schindewolf 1966
+
G. †Cruasiceras
G. †Favrella Douvillé 1909
G. †Hannaites Imlay 1957
G. †Karakaschiceras Thieuloy 1971
G. †Leopoldia Mayer-Eymar 1887
+
Invalid names: Hoplitides Koenen 1902 [objective synonym], Solgeria Uhlig 1905 [objective synonym]
G. †Pseudofavrella
G. †Suboosterella
G. †Hatchericeras Stanton 1901
+
†Hatchericeras patagonense Stanton 1901
+
Invalid names: Hatchericeras argentinense Stanton 1901 [synonym], Hatchericeras hatcheri Leanza 1970 [synonym], Hatchericeras pueyrrydonense Stanton 1901 [synonym], Hatchericeras santacrucense Leanza 1970 [synonym], Hatchericeras semilaeve Leanza 1970 [synonym], Hatchericeras tardense Stanton 1901 [synonym]
Invalid names: Pseudohatchericeras Leanza 1971 [synonym]
Subfm. †Neocomitinae Salfeld 1921
+
G. †Acanthodiscus Uhlig 1905
G. †Belbekiceras Baraboschkin 1997
G. †Breistrofferella Thieuloy 1971
G. †Busnardoites Nikolov 1966
G. †Calliptychoceras
G. †Criosarasinella
G. †Cuyaniceras
G. †Dicostella
G. †Distoloceras Hyatt 1900
G. †Eleniceras Breskovski 1967
G. †Frenguelliceras
G. †Hoplitocrioceras
G. †Limaites
G. †Lissonia
G. †Neocomites Uhlig 1905
G. †Neohoploceras Spath 1939
G. †Odontodiscoceras
G. †Parrasites Cantu-Chapa 2009
G. †Paskentites Imlay and Jones 1970
G. †Protothurmannia Crickmay 1932
G. †Pseudacanthodiscus Baraboschkin 1997
G. †Raimondiceras de Jesús Gómez-Cruz et al. 2015
G. †Rodighieroites Company 1987
G. †Sabbaiceras Avram and Gradinaru 1993
G. †Sarasinella Uhlig 1905
G. †Saynella
G. †Subalpinites Mazenot 1939
+
Invalid names: Erdenella [synonym], Jabronella Nikolov 1966 [synonym]
G. †Subthurmannia
G. †Thurmanniceras Cossmann 1901
+
Invalid names: Thurmannia Hyatt 1900 [replaced], Thurmannites Kilian and Reboul 1914 [objective synonym]
G. †Wichmanniceras
Invalid names: Fuhriella Bulot 1995 [nomen nudum], Leopoldiinae Thieuloy 1971 [synonym]
G. †Pseudoneocomites Hoedemaeker 1982
+
†Pseudoneocomites retowskyi Sarasin and Schönderlmayer 1893
+
Invalid names: Delphinella tresannensis Le Hegarat 1973 [synonym], Hoplites occitanicus Retowski 1893 [replaced], Neocomites allobrogensis Mazenot 1939 [synonym], Neocomites beneckei Mazenot 1939 [synonym], Neocomites suprajurensis Mazenot 1939 [synonym]
Fm. †Pachyceratidae Buckman 1918
+
G. †Erymnoceras Hyatt 1900
+
Subg. †Erymnoceras (Pachyerymnoceras) Howarth 1998
†Erymnoceras ajax d'Orbigny 1850
†Erymnoceras baylei Jeannet 1951
†Erymnoceras coronoides Quenstedt 1887
†Erymnoceras doliforme Roman 1930
†Erymnoceras nodosum Jeannet 1951
†Erymnoceras philbyi Arkell 1952
†Erymnoceras triplicatum Till 1911
G. †Erymnocerites Jeannet 1951
+
†Erymnocerites argoviensis Jeannet 1951
†Erymnocerites greppini Jeannet 1951
†Erymnocerites leuthardti Jeannet 1951
G. †Kurnubiella Gill et al. 1985
G. †Pachyceras Bayle 1878
+
†Pachyceras lalandeanum d'Orbigny 1848
†Pachyceras schloenbachi Roman 1930
G. †Rollierites Jeannet 1951
+
†Rollierites biplicatum Jain and Mazur 2021
†Rollierites dimidiatum Jeannet 1951
†Rollierites minuendum Jeannet 1951
†Rollierites tenue Jeannet 1951
†Rollierites tuba Jeannet 1951
G. †Tornquistes
+
†Tornquistes helvetiae Tornquist 1894
+
Invalid names: Aspidoceras nicolisi Parona 1885 [synonym], Macrocephalites kobyi de Loriol 1896 [synonym], Macrocephalites liesbergensis de Loriol 1896 [synonym], Macrocephalites oxfordiense Tornquist 1894 [synonym], Macrocephalites tornquisti de Loriol 1896 [synonym], Tornquistes romani Douvillé 1912 [synonym]
Invalid names: Tornquistes (Pachytornquistes) Thierry and Charpy 1982 [invalid subgroup]
Fm. †Parkinsoniidae Buckman 1920
+
G. †Bigotites
+
†Bigotites petri Nicolesco 1917
Invalid names: Bigotella Nicolesco 1917 [replaced], Pseudobigotella Lemoine 1918 [objective synonym]
+
Subg. †Caumontisphinctes (Caumontisphinctes) Buckman 1920
Subg. †Caumontisphinctes (Infraparkinsonia) Westermann 1956
†Caumontisphinctes tenuicostatus Besnosov 1993
G. †Djanaliparkinsonia Kutuzova 1975
+
†Djanaliparkinsonia egori Mitta 2023
†Djanaliparkinsonia lutchnikovi Kutuzova 1975
†Djanaliparkinsonia tuadensis Kutuzova 1975
G. †Haselburgites Buckman 1920
+
†Haselburgites admirandus Buckman 1921
†Haselburgites datunense Besnosov 1993
G. †Medvediceras Nikolaeva 1967
+
†Medvediceras inclarum Murashkin 1930
†Medvediceras masarovici Murashkin 1930
G. †Okribites
G. †Oraniceras
+
†Oraniceras fretensis Wetzel 1950
†Oraniceras scythicum Mitta 2015
†Parkinsonia (Oraniceras) gyrumbilica Quenstedt 1887
†Parkinsonia (Oraniceras) wuerttembergica Oppel 1857
Subfm. †Parapatoceratinae Buckman 1926
+
G. †Acuariceras
G. †Acuarites Schindewolf 1963
G. †Metapatoceras Schindewolf 1963
G. †Paracuariceras Schindewolf 1963
G. †Parapatoceras
G. †Strenoceras Hyatt 1900
+
Subg. †Strenoceras (Strenoceras) Hyatt 1900
†Strenoceras bajocense Blainville 1840
+
Invalid names: Strenoceras (Strenoceras) robustum Bentz 1928 [synonym], Strenoceras praecontrarium Douvillé 1915 [synonym]
†Strenoceras niortense d'Orbigny 1846
†Strenoceras subfurcatum Zieten 1830
Fm. †Perisphinctidae Steinmann 1890
+
Subfm. †Aulacostephaninae Spath 1924
+
G. †Epicephalites
G. †Involuticeras
G. †Rasenia Salfeld 1913
G. †Subneumayria
G. †Zonovia
G. †Bajocisphinctes Buckman 1927
+
Subg. †Bajocisphinctes (Bajocisphinctes) Buckman 1927
Subg. †Bajocisphinctes (Obsoletosphinctes) Besnosov 1981
G. †Choffatiasphinctes Besnosov 1982
+
†Choffatiasphinctes faunus Siemiradzki 1899
†Choffatiasphinctes pseudofrequens Siemiradzki 1899
Subfm. †Dorsoplanitinae Arkell 1950
+
G. †Acuticostites Semenov 1898
G. †Biplicioceras Ivanov 1986
G. †Chetaites Shul'gina 1962
G. †Dorsoplanites
G. †Epipallasiceras Spath 1936
G. †Epivirgatites Spath 1924
G. †Glaucolithites
G. †Kerberites
G. †Lomonossovella
G. †Paravirgatites
G. †Pavlovia Sepkoski 2002
G. †Simotoichites
G. †Taimyrosphinctes Mesezhnikov 1974
G. †Euvirgalithacoceras Zeiss 1996
Subfm. †Idoceratinae Spath 1924
+
G. †Barthelticeras Schairer 1989
G. †Ceratosphinctes Ziegler 1959
G. †Lessiniceras Pavia et al. 1987
G. †Nebrodites
G. †Presimoceras
G. †Trenerites Sarti 1993
Subfm. †Leptosphinctinae Arkell 1950
+
G. †Leptosphinctes
+
Invalid names: Glyptosphinctes Buckman 1925 [synonym], Kubanoceras Kakadze and Zesashvili 1956 [synonym], Spathia Schindewolf 1925 [synonym]
G. †Lobosphinctes
G. †Planisphinctes
G. †Praeleptosphinctes Westermann 1956
G. †Stephanosphinctes Sandoval and Westermann 1986
G. †Microbajocisphinctes Fernandez-Lopez 1985
+
†Microbajocisphinctes bigotitoides Fernandez-Lopez 1985
†Microbajocisphinctes pseudointerruptus Fernandez-Lopez 1985
G. †Mirosphinctes
+
†Mirosphinctes hiemeri Oppel 1863
†Mirosphinctes niedzwiedzkii Siemiradzki 1891
†Mirosphinctes stockari Moesch 1867
G. †Neuqueniceras Stehn 1924
Subfm. †Passendorferiinae Melendez Hevia 1989
+
G. †Graefenbergites Schairer and Schlampp 2003
G. †Passendorferia Brochwicz-Lewinski 1973
Subfm. †Perisphinctinae Steinmann 1890
+
G. †Alligaticeras
G. †Ampthillia
G. †Divisosphinctes
G. †Neomorphoceras
G. †Otosphinctes Buckman 1926
G. †Perisphinctes Waagen 1869
G. †Properisphinctes
G. †Simosphinctes Barthel 1957
G. †Subdiscosphinctes Malinowska 1972
Subfm. †Pictoniinae Spath 1924
+
G. †Balticeras
G. †Pachypictonia Schneid 1940
G. †Pomerania
G. †Triozites
G. †Vineta Dohm 1925
G. †Praebigotites
+
Subg. †Praebigotites (Otiosphinctes) Besnosov 1982
Subg. †Praebigotites (Praebigotites) Wetzel 1936
G. †Procerites Siemiradzki 1898
+
Subg. †Procerites (Procerites) Siemiradzki 1898
†Procerites gallus Stephanov 1972
†Procerites hodsoni Arkell 1958
†Procerites imitator Buckman 1922
†Procerites irregularis Imlay 1953
†Procerites laeviplex Quenstedt 1887
+
Invalid names: Parkinsonites fullonicus Buckman 1922 [synonym]
†Procerites pseudoperspicuus Stephanov 1972
†Procerites pseudorjazanensis Lissajous 1923
†Procerites quercinus Terquem and Jourdy 1869
†Procerites tmetolobus Buckman 1923
†Procerites verciacensis Lissajous 1923
Invalid names: Euprocerites Wetzel 1950 [synonym], Gracilisphinctes [synonym], Parkinsonites Buckman 1922 [synonym], Zigzagites Buckman 1922 [synonym]
G. †Prorsisphinctes
+
Subg. †Prorsisphinctes (Prorsisphinctes) Buckman 1921
Invalid names: Phanerosphinctes Buckman 1921 [synonym]
Subfm. †Prososphinctinae Głowniak 2012
+
G. †Larcheria Tinant 1961
G. †Platysphinctes Tinant 1961
G. †Prososphinctes
G. †Tenuisphinctes Gygi 1998
Subfm. †Pseudoperisphinctinae Schindewolf 1925
+
G. †Berbericeras
G. †Binatisphinctes
G. †Choffatia Siemiradzki 1898
+
Invalid names: Anaplanulites Buckman 1922 [synonym], Grossouvria Siemiradzki 1898 [synonym], Loboplanulites Buckman 1925 [synonym]
G. †Flabellisphinctes Mangold and Elmi 1966
G. †Homoeoplanulites
G. †Indosphinctes Spath 1930
G. †Klematosphinctes
G. †Poculisphinctes
G. †Pseudopeltoceras
G. †Siemiradzkia Hyatt 1900
+
†Procerites (Siemiradzkia) aurigera Oppel 1857
†Procerites (Siemiradzkia) bucharica Nikitin 1889
†Procerites (Siemiradzkia) procera Seebach 1864
†Procerites (Siemiradzkia) stephanovi Mangold 1970
Subg. †Siemiradzkia (Siemiradzkia) Hyatt 1900
†Siemiradzkia bakeriae Sowerby 1827
G. †Subgrossouvria
+
†Subgrossouvria aberrans Waagen 1875
†Subgrossouvria blakei Spath 1931
†Subgrossouvria eurypthycha Neumayr 1871
†Subgrossouvria famula Bean in Spath 1931
+
Invalid names: Pseudopeltoceras retrorsum Spath 1931 [synonym]
†Subgrossouvria gudjinsirensis Waagen 1875
†Subgrossouvria hodjaikanensis Besnosov 1993
†Subgrossouvria intermedia Spath 1931
†Subgrossouvria laplainei Collignon 1958
†Subgrossouvria lavocati Collignon 1958
†Subgrossouvria morleydaviesi Spath 1931
†Subgrossouvria ornatilobata Spath 1931
†Subgrossouvria rakotondramazavai Collignon 1958
†Subgrossouvria stenoniformis Spath 1931
†Subgrossouvria wanneri Collignon 1958
G. †Tolvericeras Hantzpergue 1987
Subfm. †Vinalesphinctinae Melendez and Myczynski 1987
+
G. †Cubasphinctes Chudoley and Furrazola 1968
G. †Subvinalesphinctes Wierzbowski 1976
G. †Vinalesphinctes
G. †Virgatopavlovia Cope 1978
+
†Virgatopavlovia fittoni Cope 1978
†Virgatopavlovia houstoutensis Cope 1978
Subfm. †Virgatosphinctinae Spath 1923
+
G. †Anavirgatites
G. †Laugeites
G. †Metagravesia
G. †Nannostephanus
G. †Nothostephanus
G. †Pachysphinctes Dietrich
G. †Paraberriasella
G. †Parapallasiceras
G. †Phanerostephanus
G. †Propectinatites Cope 1968
G. †Pseudinvoluticeras Spath 1925
G. †Subplanites
+
Invalid names: Ilowaiskya Vyalov 1940 [synonym], Virgatosphinctoides Neaverson 1925 [synonym]
G. †Torquatisphinctes Spath
G. †Virgatosphinctes Uhlig 1910
G. †Wheatleyites
G. †Zenostephanus Callomon et al. 2009
+
†Zenostephanus ranbyensis Arkell and Callomon 1963
Invalid names: Xenostephanus Arkell and Callomon 1963 [replaced]
Subfm. †Zigzagiceratinae
+
G. †Cobbanites Imlay 1962
G. †Phaulozigzag
G. †Procerozigzag
G. †Zigzagiceras
Invalid names: Ammonites heterostrophus Oppel 1863 [nomen vanum], Wagnericeras dietrichi Collignon 1958 [nomen dubium]
Fm. †Reineckeiidae Hyatt 1900
+
G. †Collotia
+
†Collotia colloti Jeannet 1951
†Collotia falloti Gerard and Contaut 1936
†Collotia fraasi Oppel 1857
†Collotia frickensis Jeannet 1951
G. †Collotites Jeannet 1951
+
†Collotites angustilobatus Brasil 1896
†Collotites collotiformis Jeannet 1951
†Collotites odysseus Jeannet 1951
†Collotites petitclerci Jeannet 1951
G. †Epimorphoceras
G. †Kellawaysites
+
†Kellawaysites argoviensis Jeannet 1951
†Kellawaysites multicostatus Petitclerc 1915
†Kellawaysites oxyptychus Neumayr 1870
†Kellawaysites planissimus Jeannet 1951
†Reineckeia (Kellawaysites) greppini Oppel 1862
G. †Parareineckeia Imlay 1962
+
†Parareineckeia hickersonensis Imlay 1962
†Parareineckeia shelikofana Imlay 1953
G. †Reineckeia
+
Subg. †Reineckeia (Tyrannites) Berthold in Latreille 1827
†Reineckeia anceps Reinecke 1818
†Reineckeia bonallasi Burckhardt 1927
†Reineckeia brancoi Steinmann 1881
†Reineckeia consolationis Burckhardt 1927
†Reineckeia coronoides Burckhardt 1927
†Reineckeia delarochei Collignon 1958
†Reineckeia densestriata Burckhardt 1927
†Reineckeia euactis Steinmann 1881
†Reineckeia fehlmanni Jeannet 1951
†Reineckeia freii Jeannet 1951
†Reineckeia grossouvrei Petitclerc 1915
†Reineckeia indosabauda Parona and Bonarelli 1895
†Reineckeia inermis Burckhardt 1927
†Reineckeia intercostata Burckhardt 1927
†Reineckeia lata Loczy 1915
†Reineckeia latesellata Burckhardt 1927
†Reineckeia leiomphala Burckhardt 1927
†Reineckeia mexicana Burckhardt 1927
†Reineckeia mixtecana Burckhardt 1927
†Reineckeia nodosa Till 1911
†Reineckeia prorsocostata Till 1911
†Reineckeia reissi Steinmann 1881
†Reineckeia sparsinodosa Burckhardt 1927
†Reineckeia spinosa Jeannet 1951
†Reineckeia stephanoceroides Burckhardt 1927
†Reineckeia subantipodum Jeannet 1951
†Reineckeia substeinmanni Lemoine 1911
†Reineckeia subtilis Burckhardt 1927
†Reineckeia tuberosa Burckhardt 1927
†Reineckeia tyranniformis Spath 1928
†Reineckeia wielandi Burckhardt 1927
G. †Reineckeites
+
†Reineckeites dilleri Crickmay 1933
†Reineckeites douvillei Steinmann 1881
†Reineckeites helveticus Jeannet 1951
†Reineckeites hungaricus Till 1910
†Reineckeites paronai Petitclerc 1915
†Reineckeites planus Lee 1915
†Reineckeites stuebeli Steinmann 1881
G. †Sarmatisphinctes Kutek and Zeiss 1997
Fm. †Simoceratidae Spath 1924
+
Subfm. †Simoceratinae Spath 1924
+
G. †Aulasimoceras
G. †Baeticoceras Geyssant 1979
G. †Benacoceras
G. †Hemisimoceras
G. †Lytogyroceras
G. †Pseudoclambites
G. †Pseudosimoceras
G. †Simoceras
G. †Virgatosimoceras
G. †Volanoceras Geyssant 1985
Fm. †Virgatitidae Spath 1924
+
G. †Virgatites Pavlow 1892
+
†Virgatites crassicostatus Mitta 1987
†Virgatites gerassimovi Mitta 1983
†Virgatites giganteus Yakovleva 1975
†Virgatites rarecostatus Rogov et al. 2017
†Virgatites rosanovi Michlv 1957
Invalid names: Reinceckeiidae Hyatt 1900 [empty]
Superfm. †Psiloceratoidea Hyatt 1867
+
Fm. †Arietitidae Hyatt 1875
+
Fm. †Agassiceratinae Spath 1924
+
G. †Euagassiceras Spath 1924
+
Invalid names: Claviceras Venturi and Nannarone 2002 [synonym], Paracoronites Buckman 1927 [synonym], Pseudagassiceras Dommergues et al. 2004 [synonym]
Fm. †Alsatitinae Spath 1924
+
G. †Alsatites Haug 1894
+
Invalid names: Proarietites Lange 1922 [synonym], Tayloricites Guex 1987 [synonym]
G. †Canavarites Hyatt 1900
G. †Gonioptychoceras Lange 1941
+
Invalid names: Alsatitoides Guex 1980 [synonym], Proarnioceras Blind 1963 [synonym]
G. †Pseudaetomoceras
G. †Tipperoceras Taylor 1998
G. †Yebisites Matsumoto 1956
Invalid names: Proarietitinae Spath 1924 [synonym]
Subfm. †Arietitinae Hyatt 1875
+
G. †Arnioceras Hyatt 1867
+
Invalid names: Arniotites [synonym], Burkhardticeras Lopez 1967 [synonym], Eparnioceras Spath 1924 [synonym], Laevispirus Venturi and Nannarone 2002 [synonym], Melanhippites Crickmay 1928 [synonym]
G. †Coroniceras Hyatt 1867
+
Invalid names: Arnioceratoides Spath 1922 [synonym], Epammonites Spath 1922 [synonym], Pararnioceras [synonym], Primarietites Buckman 1926 [synonym], Saccaiaceras Venturi and Nannarone 2002 [synonym]
G. †Guexiceras Taylor 1998
G. †Longziceras Wang and He 1981
G. †Metarnioceras Spath 1925
G. †Schreinbachites Bloos 1994
G. †Tmaegoceras
G. †Vermiceras
+
Invalid names: Dalaticeras Meister et al. 2002 [synonym], Diplosellites Buckman 1925 [synonym], Discoceras Hyatt 1867 [replaced], Keynshamites Buckman 1926 [synonym], Metophioceras Spath 1924 [synonym], Protocymbites Spath 1923 [synonym]
Invalid names: Arnioceratidae Spath 1924 [synonym]
G. †Bartoliniceras Taylor et al. 2001
Subfm. †Hypasteroceratinae Venturi and Nannarone 2002
+
G. †Hypasteroceras Spath 1923
+
Invalid names: Asaphoceras Spath 1924 [synonym], Cancelliceras Venturi and Nannarone 2002 [synonym], Oxydiscoceras Venturi and Nannarone 2003 [synonym]
Invalid names: Aegoceras albense Herbich 1878 [nomen dubium]
Fm. †Asteroceratidae Spath 1946
+
G. †Aegasteroceras Spath 1925
+
†Aegasteroceras peyssonneli Rakús and Guex 2002
†Aegasteroceras sagittarium Blake 1876
+
Invalid names: Aegasteroceras simile Spath 1925 [synonym], Aegoceras acuticostatum Wright 1880 [synonym], Ammonites capricostatus Quenstedt 1884 [synonym]
G. †Arctoasteroceras Frebold 1960
G. †Asteroceras Hyatt 1867
+
†Asteroceras acceleratum Hyatt 1889
†Asteroceras confusum Spath 1925
†Asteroceras dommerguesi Zaitsev 2023
†Asteroceras margarita Parona 1896
†Asteroceras margaritoides Spath 1925
†Asteroceras obtusum Sowerby 1817
†Asteroceras retusum Reynes 1900
†Asteroceras reynesi Fucini 1903
†Asteroceras saltriensis Parona 1896
†Asteroceras smithi Sowerby 1814
†Asteroceras stellare Sowerby 1815
†Asteroceras suevicum Quenstedt 1884
G. †Caenisites Buckman 1925
+
†Caenisites bordoti Guérin-Franiatte 1966
†Caenisites brooki Sowerby 1818
†Caenisites caeneus Buckman 1925
†Caenisites pingue Quenstedt 1883
†Caenisites pulchellus Guerin-Franiatte 1966
†Caenisites turneri Sowerby 1824
Invalid names: Euasteroceras Donovan 1953 [synonym]
G. †Eparietites Spath 1924
+
†Eparietites denotatus Simpson 1855
†Eparietites falloti Gerard 1931
†Eparietites fowleri Buckman 1844
†Eparietites glaber Guerin-Franiatte 1966
†Eparietites tenellus Simpson 1912
†Eparietites undaries Quenstedt 1884
G. †Epophioceras Spath 1924
+
†Epophioceras bochardi Reynes 1879
†Epophioceras carinatum Spath 1924
†Epophioceras cognitum Guerin-Franiatte 1966
†Epophioceras landrioti d'Orbigny 1850
†Epophioceras longicella Quenstedt 1885
†Epophioceras rectocostatum Spath 1924
†Epophioceras veszpremensis Geczy and Meister 2007
G. †Parasteroceras Dommergues et al. 1986
+
†Parasteroceras kovacsi Geczy and Meister 2007
†Parasteroceras pulchellum Fucini 1901
†Parasteroceras rakusi Dommergues et al. 1986
†Parasteroceras umbilicoparvum Geczy and Meister 2007
G. †Protechioceras Spath 1925
G. †Ptycharietites Spath 1925
+
Subg. †Ptycharietites (Ptycharietites) Dommergues et al. 2010
†Ptycharietites asteroceroides Dommergues et al. 2010
Invalid names: Pompeckioceras [synonym]
Fm. †Cymbitidae Buckman 1919
+
G. †Cymbites Neumayr 1878
+
†Cymbites berardi Dumortier 1867
†Cymbites davidsoni d'Orbigny 1850
†Cymbites globosus Zieten 1832
+
Invalid names: Ammonites laevigatus Dumortier 1864 [synonym], Cymbites neglectus Spath 1926 [synonym]
†Cymbites obesus Reynes 1879
†Cymbites sternalis d'Orbigny 1845
Invalid names: Metacymbites Spath 1923 [synonym]
G. †Hyerifalchia Fucini 1907
Fm. †Echioceratidae Buckman 1913
+
G. †Echioceras Bayle 1878
+
†Echioceras carusense d'Orbigny 1844
†Echioceras delicatum Buckman 1914
†Echioceras intermedium Trueman and Williams 1925
†Echioceras microdiscus Quenstedt 1884
†Echioceras natrix von Schlotheim 1820
†Echioceras quenstedti Schafhautl 1847
+
Invalid names: Echioceras aeneum Trueman and Williams 1925 [synonym], Echioceras rhodanicum Buckman 1914 [synonym], Pleurechioceras typicum Buckman 1927 [synonym]
†Echioceras raricostatoides Vadasz 1908
+
Invalid names: Echioceras fulgidum Trueman and Williams 1925 [synonym], Echioceras sparsicostatum Trueman and Williams 1925 [synonym]
†Echioceras raricostatum Zieten 1831
+
Invalid names: Echioceras crassicostatum Trueman and Williams 1925 [synonym], Echioceras inflatum Trueman and Williams 1925 [synonym]
Invalid names: Ophioceras Hyatt 1867 [replaced], Pleurechioceras Trueman and Williams 1925 [synonym]
G. †Gagaticeras
+
†Gagaticeras coynarti d'Orbigny 1843
Invalid names: Parechioceras Buckman 1914 [synonym]
G. †Leptechioceras Buckman 1923
+
Subg. †Leptechioceras (Leptechioceras) Buckman 1923
†Leptechioceras macdonnelli Portlock 1843
†Leptechioceras nodotianum d'Orbigny 1844
†Leptechioceras subplicatum Trueman and Williams 1925
Invalid names: Psilechioceras Erben 1956 [synonym]
G. †Orthechioceras Trueman and Williams 1925
+
†Orthechioceras edmundi Dumortier 1867
†Orthechioceras viticola Dumortier 1867
+
Invalid names: Turrilites boblayei d'Orbigny 1843 [synonym]
Invalid names: Homechioceras Trueman and Williams 1925 [synonym]
G. †Palaeoechioceras Spath 1929
+
†Palaeoechioceras spirale Trueman and Williams 1927
†Palaeoechioceras suemegensis Geczy and Meister 2007
Invalid names: Hypechioceras Spath 1956 [synonym], Protechioceras Trueman and Williams 1927 [replaced]
G. †Paltechioceras Buckman 1924
+
†Paltechioceras anomalum Sun et al. 1980
†Paltechioceras boehmi Hug 1899
†Paltechioceras burckhardti Erben 1956
†Paltechioceras charpentieri Schafhautl 1847
+
Invalid names: Leptechioceras scoticum Buckman 1914 [synonym]
†Paltechioceras elicitum Buckman 1924
+
Invalid names: Euechioceras oosteriforme Erben 1956 [synonym]
†Paltechioceras favrei Hug 1899
†Paltechioceras flexicostatum Trueman and Williams 1925
†Paltechioceras hierlatzicum Hauer 1853
†Paltechioceras liciense Blau 1998
†Paltechioceras meisteri Blau 1998
†Paltechioceras mexicanum Erben 1956
†Paltechioceras nobile Trueman and Williams 1925
†Paltechioceras oosteri Dumortier 1869
+
Invalid names: Euechioceras angustilobatum Trueman and Williams 1925 [synonym], Kamptechioceras variabile Trueman and Williams 1925 [synonym], Paltechioceras ebriolum Trueman and Williams 1925 [synonym]
†Paltechioceras ophioides d'Orbigny 1844
†Paltechioceras recticostatum Trueman and Williams 1925
+
Invalid names: Vermiceras prolaquense Fucini 1911 [replaced]
†Paltechioceras romanicum Uhlig 1900
+
Invalid names: Arietites boesei Uhlig 1900 [synonym], Arietites herbichi Uhlig 1900 [synonym], Arietites orientale Pia 1913 [synonym], Arietites waehneri Uhlig 1900 [synonym]
†Paltechioceras rothpletzi Böse 1894
†Paltechioceras studeri Hug 1899
Invalid names: Echioceratoides [synonym], Epechioceras Trueman and Williams 1925 [synonym], Euechioceras Trueman and Williams 1925 [synonym], Kamptechioceras Trueman and Williams 1925 [synonym], Metechioceras Trueman and Williams 1925 [synonym], Stenechioceras Buckman 1927 [synonym], Vobstericeras Trueman and Williams 1925 [synonym]
G. †Plesechioceras Trueman and Williams 1925
+
†Plesechioceras delicatum Buckman 1914
+
Invalid names: Caloceras aplanatum Hyatt 1889 [synonym], Euechioceras insigne Trueman and Williams 1925 [synonym], Plesechioceras typus Buckman 1927 [synonym]
†Plesechioceras doricum Savi and Meneghini 1853
†Plesechioceras pierrei Spath 1956
Fm. †Oxynoticeratidae Hyatt 1875
+
G. †Cheltonia
+
†Cheltonia acciptris Buckman 1923
†Cheltonia galeata Hoffmann 1944
†Cheltonia oustense Rakús and Guex 2002
G. †Gleviceras Buckman 1918
+
†Gleviceras boucaultianum Dumortier 1900
†Gleviceras doris Reynes 1879
†Gleviceras glevense Buckman 1918
†Gleviceras guibalianum d'Orbigny 1844
†Gleviceras iridescens Tutcher and Trueman 1925
†Gleviceras lotharingius Reynes 1850
†Gleviceras palomense Erben 1956
†Gleviceras paniceum Quenstedt 1884
†Gleviceras rigidum Pia 1914
†Gleviceras victoris Dumortier 1867
+
Invalid names: Oxynoticeras haueri Fucini 1901 [synonym], Oxynoticeras jolyi Gerard 1932 [synonym], Tutchericeras perfoliatum Buckman 1919 [synonym]
Invalid names: Glevumites Buckman 1924 [synonym], Guibaliceras Buckman 1918 [synonym], Riparioceras Schindewolf 1962 [synonym], Tutchericeras Buckman 1919 [synonym], Victoriceras Buckman 1918 [synonym]
G. †Hypoxynoticeras
G. †Oxynoticeras Hyatt 1874
+
†Oxynoticeras aballoensis d'Orbigny 1850
†Oxynoticeras buckii Simpson 1843
†Oxynoticeras guibalii Reynes 1850
†Oxynoticeras orientale Douvillé 1916
†Oxynoticeras oxynotum Quenstedt 1843
†Oxynoticeras sismondae d'Orbigny 1844
†Oxynoticeras soemanni Dumortier 1867
†Oxynoticeras stenomphalum Dumortier 1914
†Oxynoticeras williamsi Tutcher and Trueman 1925
G. †Paracymbites
+
†Paracymbites denneyi Simpson 1843
†Paracymbites dennyiformis Rakús and Guex 2002
G. †Paroxynoticeras
+
†Paroxynoticeras salisburgense Hauer 1856
†Paroxynoticeras subundulatum Pia 1914
G. †Radstockiceras Buckman 1918
+
†Radstockiceras buvignieri d'Orbigny 1844
+
Invalid names: Homoxynoticeras homoeum Buckman 1925 [synonym], Metoxynoticeras oppeli Buckman 1925 [synonym]
†Radstockiceras complanosum Simpson 1855
+
Invalid names: Oxynoticeras numismale Oppel 1853 [synonym]
†Radstockiceras complicatum Buckman 1918
†Radstockiceras coynarti d'Orbigny 1844
†Radstockiceras evolutum Fucini 1901
†Radstockiceras fastigatum Venturi et al. 2005
†Radstockiceras gemmellaroi Pompeckj 1906
†Radstockiceras hechingense Schlatter 1980
†Radstockiceras involutum Pompeckj 1907
†Radstockiceras lynx d'Orbigny 1844
†Radstockiceras perilambanon De Stefani 1887
Invalid names: Carixiceras Spath 1925 [synonym], Fastigiceras Buckman 1919 [synonym], Homoxynoticeras Buckman 1925 [synonym], Kleistoxynoticeras Buckman 1925 [synonym], Metoxynoticeras [synonym], Phylloxynotites Buckman 1924 [synonym], Retenticeras Buckman 1920 [synonym]
G. †Slatterites
Fm. †Psiloceratidae Hyatt 1867
+
Subfm. †Discamphiceratinae Guex and Rakus 1991
+
G. †Discamphiceras
G. †Kammerkaroceras
G. †Paradiscamphiceras Taylor 1988
G. †Euphyllites Wahner 1898
+
†Euphyllites occidentalis Guex 1980
†Euphyllites struckmanni Neumayr 1879
G. †Psiloceras
+
Subg. †Psiloceras (Discamphiceras) Schlegelmilch 1976
†Psiloceras angulocostatum Hillebrandt and Kment 2015
†Psiloceras calliphylloides Pompeckj 1893
†Psiloceras calliphyllum Neumayr 1879
†Psiloceras marcouxi Guex et al. 1998
†Psiloceras pacificum Guex 1980
†Psiloceras planorbis Sowerby 1824
†Psiloceras plicatulum Quenstedt 1883
†Psiloceras pressum Hillebrandt 2000
†Psiloceras primocostatum Hillebrandt 1988
+
Invalid names: Psiloceras minillaensis Hillebrandt 2000 [synonym], Psiloceras planocostatum Hillebrandt 2000 [synonym]
†Psiloceras rectocostatum Hillebrandt 1988
†Psiloceras reynesi Spath 1924
†Psiloceras spelae Guex et al. 1998
†Psiloceras strongolum Lange 1952
†Psiloceras tibeticum Yin et al. 2007
†Psiloceras tilmanni Lange 1925
Invalid names: Paraphylloceras Salfeld 1919 [synonym], Primapsiloceras Repin 1981 [synonym], Psilonoticeras Quenstedt 1883 [objective synonym], Transipsiloceras Guex 1980 [synonym]
Subfm. †Psiloceratinae Hyatt 1867
+
G. †Badouxia Guex and Taylor 1976
G. †Caloceras
G. †Franziceras Buckman 1923
G. †Laqueoceras
G. †Murihikuites Stevens 2004
G. †Neophyllites Lange 1941
Invalid names: Sunrisitinae Hillebrandt 2000 [synonym]
Invalid names: Caloceratidae Buckman 1906 [synonym]
Fm. †Schlotheimiidae Spath 1923
+
G. †Angulaticeras Quenstedt 1882
+
Subg. †Angulaticeras (Angulaticeras) Buckman 1844
†Angulaticeras angustisulcata Fucini 1903
†Angulaticeras boucaultianum d'Orbigny 1844
+
Invalid names: Ammonites boucaulti Reynes 1879 [replaced]
†Angulaticeras cachinensis Hillebrandt 2000
†Angulaticeras charmassei d'Orbigny 1844
†Angulaticeras coquandi Stefani 1887
†Angulaticeras deletum Canavari 1882
+
Invalid names: Aegoceras lacunatum Dumortier 1867 [replaced], Schlotheimia cheltoniensis Buckman 1906 [synonym], Schlotheimia dumortieri Fucini 1903 [synonym], Schlotheimia glevensis Buckman 1906 [synonym]
†Angulaticeras densilobatum Pompeckj 1893
†Angulaticeras dumitricai Guex 1995
†Angulaticeras etruscum Fucini 1903
†Angulaticeras flaghillense Stevens 2004
†Angulaticeras lacunatum Buckman 1842
†Angulaticeras leigneletii d'Orbigny 1844
†Angulaticeras marmoreum Oppel 1862
+
Invalid names: Aegoceras tenuicostatum Herbich 1878 [synonym], Schlotheimia (Angulaticeras) curvata Blind 1963 [synonym], Schlotheimia (Angulaticeras) harpicostata Blind 1963 [synonym]
†Angulaticeras ochoticum Repin 1972
†Angulaticeras posttaurinus Waehner 1886
†Angulaticeras rotundum Quendstedt 1882
†Angulaticeras rumpens Oppel 1862
†Angulaticeras sulcatum Simpson 1843
Invalid names: Argoceras Steinmann 1925 [synonym], Boucaulticeras Spath 1924 [synonym], Charmasseiceras Spath 1924 [synonym], Encycloceras Blind 1963 [synonym], Gydanoceras Repin 1972 [synonym], Hesperites Pompeckj 1895 [synonym], Hongkongites Grabau 1928 [synonym], Pseudoschlotheimia Spath 1924 [synonym], Sulciferites Spath 1922 [synonym]
G. †Kammerkarites Spath 1924
+
†Kammerkarites chinchillaensis Hillebrandt 2000
†Kammerkarites diploptychoides Guex 1980
†Kammerkarites diploptychum Waehner 1882
†Kammerkarites frigga Wahner 1884
†Kammerkarites haploptychus Wahner 1882
†Kammerkarites megastoma Guembel 1861
†Kammerkarites paucicostatum Avias 1953
†Kammerkarites praecoronoides Guex 1980
†Kammerkarites rahana Wahner 1884
†Kammerkarites rectiradiatus Guex 1980
†Kammerkarites tumescens Guerin-Franiatte 1990
Invalid names: Megastomoceras Lange 1941 [synonym]
G. †Schlotheimia Bayle 1878
+
†Schlotheimia cuevitensis Hillebrandt 2000
†Schlotheimia moreana d'Orbigny 1844
†Schlotheimia phobetica Lange 1951
†Schlotheimia phoenix Spath 1924
†Schlotheimia pseudomoreana Spath 1924
†Schlotheimia quadrata Spath 1924
†Schlotheimia similis Spath 1924
Invalid names: Anguliferites Lange 1951 [synonym], Scamnoceras Lange 1924 [objective synonym]
G. †Waehneroceras
+
†Waehneroceras iapetus Spath 1924
†Waehneroceras tenerum Neumayr 1879
†Waehneroceras tomesi Spath 1924
Invalid names: Curviceras Blind 1963 [synonym], Teneroceras Lange 1952 [objective synonym]
Invalid names: Waehneroceratinae Rakus 1975 [synonym]
Invalid names: Arietitacea Hyatt 1875 [synonym], Phyllytoceratidae Wiedmann 1970 [empty]
Superfm. †Pulchelliaceae Douvillé 1890
+
Fm. †Pulchelliidae Hyatt 1903
+
G. †Coronites
G. †Discoidellia Vermeulen 1995
+
†Discoidellia pseudobertrandi Cecca et al. 1998
†Discoidellia vermeuleni Cecca et al. 1998
G. †Lopholobites Hyatt 1900
G. †Psilopulchellia Hyatt 1903
G. †Psilotissotia Hyatt 1900
+
Subg. †Psilotissotia (Buergliceras) Etayo Serna 1968
Subg. †Psilotissotia (Psilotissotia) Hyatt 1900
G. †Subpulchellia
Superfm. †Spiroceratoidea Hyatt 1900
+
Fm. †Spiroceratidae
+
G. †Spiroceras
+
†Spiroceras althoffi Potonie 1929
†Spiroceras annulatum d'Orbigny 1850
+
Invalid names: Toxoceras obliquus Baugier and Sauze 1843 [synonym]
†Spiroceras bifurcatum Quenstedt 1856
†Spiroceras bispinatum Baugier and Sauze 1843
†Spiroceras cylindricum Baugier and Sauze 1843
†Spiroceras fourneti Romand and Petouraud 1927
†Spiroceras garani Baugier and Sauze 1843
†Spiroceras levigatum d'Orbigny 1850
†Spiroceras obliquecostatum Quenstedt 1887
†Spiroceras orbignyi Baugier and Sauze 1843
+
Invalid names: Ancyloceras obliquus d'Orbigny 1850 [synonym], Toxoceras aequalicostatus Baugier and Sauze 1843 [synonym], Toxoceras baugieri d'Orbigny 1850 [synonym]
†Spiroceras rarispina Baugier and Sauze 1843
Invalid names: Helicoceras teilleuxi Baugier and Sauze 1843 [nomen dubium], Patoceras Meek 1876 [synonym], Plagiamites Buckman 1925 [synonym], Rhabdodites Buckman 1923 [synonym]
Superfm. †Stephanoceratoidea Newmayr 1875
+
Fm. †Cardioceratidae Siemiradzki 1891
+
Subfm. †Cadoceratinae Hyatt 1900
+
G. †Catacadoceras Bodylevsky 1960
G. †Chamoussetia Douville 1911
G. †Chinitnites Imlay 1975
G. †Greencephalites Repin 2007
G. †Longaeviceras Buckman 1918
G. †Miccocephalites
G. †Novocadoceras Sazonov 1965
G. †Platychamoussetia Repin 2002
G. †Stenocadoceras Imlay 1953
G. †Cadochamoussetia Mitta 1999
+
†Cadochamoussetia subpatruus Nikitin 1985
†Cadochamoussetia surensis Nikitin 1885
Subfm. †Cardioceratinae Siemiradzki 1891
+
G. †Bourkelamberticeras Buckman 1920
G. †Cardioceras
G. †Cuneicardioceras
G. †Eboraciceras
G. †Goliathiceras Buckman 1919
G. †Goliathites
G. †Herznachites Jeannet 1951
G. †Hoplocardioceras
G. †Korythoceras
G. †Lamberticeras
G. †Nannocardioceras
G. †Pavloviceras
G. †Prionodoceras Buckman 1920
G. †Prorsiceras
G. †Quenstedtoceras Hyatt 1877
Invalid names: Cadoceratidae Hyatt 1900 [synonym]
Fm. †Macrocephalitidae
+
G. †Dolikephalites Buckman 1923
G. †Eucycloceras
G. †Idiocycloceras
G. †Indocephalites
G. †Macrocephalites Zittel 1884
+
†Macrocephalites cadoceroides Burckhardt 1927
†Macrocephalites jacquoti Douvillé 1878
†Macrocephalites macrocephalus Schlotheim 1813
†Macrocephalites tuguriensis Hébert and Eudes-Deslongchamps 1860
G. †Nothocephalites
G. †Pleurocephalites
+
†Pleurocephalites costumbilicatum Basse and Perrodon 1951
†Pleurocephalites habyensis Spath 1928
G. †Subkossmatia
Fm. †Otoitidae Mascke 1907
+
G. †Docidoceras Buckman 1919
+
Subg. †Docidoceras (Docidoceras) Buckman 1919
Subg. †Docidoceras (Pseudocidoceras) Westermann 1969
†Docidoceras cylindroides Buckman 1919
†Docidoceras wysogorskii Prinz 1904
†Docidoceras zemistephanoides Géczy 1967
G. †Emileia
G. †Frogdenites
G. †Mollistephanus Buckman 1922
+
†Mollistephanus cockroadensis Chandler and Dietze 2004
†Mollistephanus kondai Galacz 1986
†Mollistephanus lupheri Imlay 1973
†Mollistephanus mollis Buckman 1922
†Mollistephanus ottiliae Galácz 2015
†Mollistephanus planulatus Buckman 1921
†Mollistephanus westermanni Sandoval et al. 2000
G. †Otoites
+
†Otoites antipodus Arkell 1954
†Otoites australis Crick 1894
†Otoites reesidei Crickmay 1933
†Otoites sauzei d'Orbigny 1846
†Otoites woodwardi Crick 1894
G. †Parachondroceras Imlay 1967
+
†Parachondroceras andrewsi Imlay 1967
†Parachondroceras filicostatum Imlay 1967
G. †Pseudotoites
+
Subg. †Pseudotoites (Pseudotoites) Spath 1939
†Pseudotoites brunnschweileri Arkell 1954
†Pseudotoites championensis Crick 1894
†Pseudotoites emilioides Arkell 1954
†Pseudotoites fasciculatus Arkell 1954
†Pseudotoites leicharti Neumayr 1885
†Pseudotoites robiginosus Crick 1894
†Pseudotoites semiornatus Crick 1894
†Pseudotoites spitiformis Arkell 1954
G. †Trilobiticeras Buckman 1919
+
†Otoites (Trilobiticeras) depressus Whitehouse 1924
Subg. †Trilobiticeras (Emileites) Buckman 1927
Subg. †Trilobiticeras (Trilobiticeras) Buckman 1919
Fm. †Sphaeroceratidae Buckman 1920
+
Subfm. †Eurycephalitinae Thierry 1976
+
G. †Araucanites Westermann and Riccardi
G. †Eurycephalites
G. †Iniskinites Imlay 1975
G. †Lilloettia Crickmay 1930
G. †Stehnocephalites
G. †Veranadaites Parent and Garrido 2015
G. †Xenocephalites
G. †Labyrinthoceras
Subfm. †Mayaitinae Spath 1928
+
G. †Dhosaites
G. †Epimayaites Spath 1928
G. †Grayiceras
G. †Mayaites
G. †Oecoptychoceras Buckman 1920
G. †Sphaeroceras
+
†Sphaeroceras brongniarti Sowerby 1818
†Sphaeroceras tutthum Buckman 1921
†Sphaeroceras vcostatum Burckhardt 1927
Fm. †Stephanoceratidae Neumayr 1875
+
Subfm. †Cadomitinae Westermann 1956
+
G. †Cadomites
+
Invalid names: Bayleites [synonym], Polystephanus Buckman 1922 [synonym], Stegeostephanus Buckman 1922 [synonym]
Subfm. †Clydoniceratinae Buckman 1924
+
G. †Clydomphalites Arkell 1952
G. †Clydoniceras
+
Invalid names: Benedictites Buckman 1924 [synonym], Harpoceratidarum Pompeckj 1906 [synonym]
G. †Dhrumaites Arkell 1952
G. †Micromphalites
Invalid names: Thamboceratinae Arkell 1952 [synonym]
G. †Ermoceras Douvillé 1916
+
Subg. †Ermoceras (Ermoceras) Douvillé 1916
†Ermoceras deserti Douvillé 1916
†Ermoceras inerme Douvillé 1916
Subfm. †Frebolditinae Fernandez-Lopez and Pavia 2015
+
G. †Bajocia Brasil 1895
G. †Freboldites Taylor 1988
G. †Parabigotites Imlay 1961
G. †Parastrenoceras
G. †Patrulia Sturani 1971
G. †Subcollina
Subfm. †Garantianinae Wetzel 1937
+
G. †Garantiana Maschke 1907
+
Invalid names: Baculatoceras Mascke 1907 [synonym], Garantia Rollier 1911 [synonym], Odontolkites Buckman 1925 [synonym], Praeparkinsonia [synonym], Subparkinsonia Mascke 1907 [synonym]
G. †Keppleritiana Mitta 2017
G. †Kosmermoceras Arkell 1952
+
†Ermoceras (Kosmermoceras) aulacostephanus Arkell 1952
†Ermoceras (Kosmermoceras) elegans Douvillé 1916
†Ermoceras (Kosmermoceras) magnificum Arkell 1952
†Ermoceras (Kosmermoceras) runcinatum Arkell 1952
†Ermoceras (Kosmermoceras) strigatum Arkell 1952
G. †Kumatostephanus
Subfm. †Mollistephaninae Fernandez-Lopez and Pavia 2015
+
G. †Paramollistephanus Fernandez-Lopez and Pavia 2015
G. †Phaulostephanus
Subfm. †Parkinsoniinae Buckman 1920
+
G. †Parkinsonia Bayle
G. †Rarecostites Besnosov and Kutuzova 1982
G. †Riccardiceras Westermann 1995
+
†Riccardiceras limatum Pompeckj 1897
†Riccardiceras longalvum Vacek 1886
†Riccardiceras perfectum Buckman 1922
†Riccardiceras telegdirothi Géczy 1967
G. †Skolekostephanus
G. †Stemmatoceras
+
†Stemmatoceras arcicostum Imlay 1967
†Stephanoceras (Stemmatoceras) subcoronatum Oppel 1856
†Stephanoceras (Stemmatoceras) triptolemus Morris and Lycett 1851
Subfm. †Stephanoceratinae Neumayr 1875
+
G. †Duashnoceras
G. †Normannites
+
Invalid names: Alfeldites [synonym], Epalxites Mascke 1907 [synonym], Germanoides Westermann 1956 [synonym], Gerzenites Westermann 1954 [synonym], Itinsaites McLearn 1927 [synonym], Masckeites Buckman 1920 [synonym], Parallites Westermann 1954 [synonym]
G. †Telermoceras Arkell 1952
+
†Ermoceras (Telermoceras) coronatiforme Arkell 1952
†Ermoceras (Telermoceras) coronatoides Douvillé 1916
†Ermoceras (Telermoceras) reineckeoides Arkell 1952
†Ermoceras (Telermoceras) splendens Arkell 1952
G. †Westermannites Dietze et al. 2001
+
†Westermannites chocsinskyi Hantken 1904
†Westermannites parvus Géczy 1967
Fm. †Tulitidae Buckman 1921
+
G. †Bullatimorphites
+
Subg. †Bullatimorphites (Bullatimorphites) Buckman 1921
†Bullatimorphites trigeri Hébert and Eudes-Deslongchamps 1860
G. †Krumbeckia Arkell 1951
G. †Morrisiceras
+
Subg. †Morrisiceras (Morrisiceras) Buckman 1920
†Morrisiceras morrisi Oppel 1857
Invalid names: Holzbergia Torrens 1971 [synonym], Lycetticeras [synonym], Morrisites Buckman 1920 [synonym], Pionoceras Lissajous 1923 [synonym]
G. †Treptoceras Enay 1959
G. †Trolliceras Torrens 1970
G. †Tulites
+
Subg. †Tulites (Tulites) Buckman 1921
†Tulites arabicus Arkell 1952
†Tulites cadus Buckman 1922
†Tulites erymnoides Arkell 1952
†Tulites tuwaiqensis Arkell 1952
Invalid names: Madarites Buckman 1921 [synonym], Rugiferites [synonym], Sphaeromorphites Buckman 1921 [synonym], Sphaerophorites Buckman 1921 [synonym], Tulophorites Buckman 1921 [synonym]
Invalid names: Lytoceratina Hyatt 1899 [synonym], Oppeliaceae Buckman 1924 [empty], Sphaeroceratoidea Neumayr 1875 [empty]
Subor. †Ancyloceratina Wiedmann 1966
+
Superfm. †Acanthohoplitoidea Stoyanow 1949
+
Fm. †Acanthohoplitidae Stoyanow 1949
+
Subfm. †Acanthohoplitinae Stoyanow 1949
+
G. †Colombiceras Spath 1923
G. †Gargasiceras Casey 1954
G. †Hypacanthohoplites Spath 1923
G. †Hypacanthoplites Spath 1923
G. †Immunitoceras Stoyanow 1949
G. †Mellegueiceras Latil 2011
G. †Neodeshayesites Casey 1964
G. †Nolaniceras
G. †Paracanthohoplites Stoyanow 1949
G. †Paracanthoplites Stoyanow 1949
G. †Penaceras Cantú-Chapa 1963
G. †Rhytidoplites Scott 1940
Superfm. †Ancyloceratoidea Gill 1871
+
Fm. †Acrioceratidae Vermeulen 2004
+
G. †Hamiticeras Anderson 1938
+
†Hamiticeras chipatai Kakabadze and Hoedemaeker 1997
†Hamiticeras philadelphium Anderson 1938
†Hamiticeras pilsbryi Anderson 1938
G. †Hoplocrioceras Spath 1924
+
†Hoplocrioceras duncanense Anderson 1938
+
Invalid names: Hoplocrioceras onoense Anderson 1938 [synonym]
†Hoplocrioceras remondi Gabb 1864
Invalid names: Helicancylinae Hyatt 1894 [invalid subgroup], Helicancylus Gabb 1869 [nomen nudum], Helicancylus aequicostatus Gabb 1864 [nomen nudum]
Fm. †Ancyloceratidae Gill 1871
+
G. †Ammonitoceras
+
†Ammonitoceras ackermanni Krenkel 1910
†Ammonitoceras lahuseni Sinzow 1906
+
Invalid names: Ammonitoceras leiferrasensis Delanoy 2018 [synonym], Caseyites morenobedmari Delanoy 2018 [synonym], Caspianites ragazziae Delanoy 2018 [synonym]
†Ammonitoceras ramboulai Collignon 1962
†Ammonitoceras ucetiae Dumas 1876
+
Invalid names: Ammonitoceras dumasi Delanoy 2018 [synonym], Ammonitoceras madouxi Delanoy 2018 [synonym], Caseyites esteronensis Delanoy 2018 [synonym], Caseyites vermeuleni Delanoy 2018 [synonym], Proaustraliceras bournaudi Delanoy 2018 [synonym]
Subfm. †Ancyloceratinae Gill 1871
+
G. †Acanthoptychoceras Manolov 1962
G. †Acrioceras Hyatt 1900
G. †Ancyloceras d'Orbigny 1842
G. †Caspianites Casey 1961
G. †Dirrymoceras Hyatt 1900
G. †Epancyloceras
G. †Huastecoceras Cantu-Chapa 1976
G. †Tonohamites Spath 1924
G. †Tropaeum Sowerby 1837
G. †Audouliceras Thomel 1964
+
†Ancyloceras (Audouliceras) audouli Astier 1851
†Ancyloceras (Audouliceras) fallauxi Uhlig 1883
†Audouliceras renauxianum d'Orbigny 1842
G. †Australiceras Whitehouse 1926
+
†Australiceras argus Anderson 1938
†Australiceras gracile Sinzow 1908
†Australiceras irregulare Tenison-Woods 1882
†Australiceras jacki Etheridge 1880
†Australiceras lampros Etheridge 1909
†Australiceras mozambiquense Krenkel 1910
†Australiceras robustum Whitehouse 1926
†Australiceras transiente Whitehouse 1926
G. †Colchidites
+
†Colchidites breistrofferi Kakabadze and Thieuloy 1991
†Colchidites vulanensis Egojan 1965
G. †Lithancylus
+
G. †Pedioceras Gerhardt 1897
+
†Pedioceras asymmetricum Kakabadze and Hoedemaeker 1997
†Pedioceras caquesense Karsten 1858
+
Invalid names: Ammonites ubaquensis Karsten 1858 [synonym], Pedioceras cundinamarcae Gerhardt 1897 [synonym], Pedioceras durangense Burckhardt 1925 [synonym]
G. †Pseudoaustraliceras Kakabadze 1981
+
†Pseudoaustraliceras columbiae Basse 1928
†Pseudoaustraliceras gabbi Anderson 1938
†Pseudoaustraliceras pavlowi Wassiliewskyi 1908
+
Invalid names: Australiceras hirtzi Collignon 1962 [synonym]
†Pseudoaustraliceras ramososeptatum Anthula 1899
G. †Shastoceras Anderson 1938
+
†Shastoceras behemoth Anderson 1938
†Shastoceras californicum Anderson 1938
†Shastoceras shastense Anderson 1938
†Shastoceras ventricosum Anderson 1938
G. †Volgoceratoides Mikhailova and Baraboshkin 2002
+
†Volgoceratoides biplicatus von Koenen 1902
†Volgoceratoides schilovkensis Mikhailova and Baraboshkin 2002
Invalid names: Anisoceratinae Hyatt 1900 [empty], Leptoceratinae Manolov 1962 [empty], Tonoceras Hyatt 1900 [nomen nudum]
Fm. †Hemihoplitidae Spath 1924
+
G. †Hemihoplites Spath 1924
+
†Hemihoplites feraudianus d'Orbigny 1841
†Hemihoplites mexicanus Imlay 1940
†Hemihoplites ploszkiewiczi Riccardi and Aguirre Urreta 1989
†Hemihoplites popenoei Murphy 1975
†Hemihoplites soulieri Matheron 1878
†Hemihoplites varicostatus Riccardi and Aguirre Urreta 1989
G. †Matheronites Renngarten 1926
+
†Matheronites brevicostatus Bogdanova 1971
†Matheronites ridzewskyi Karakash 1897
G. †Pascoeites
Fm. †Heteroceratidae Spath 1922
+
G. †Barguesiella Frau et al. 2016
+
†Barguesiella goudesense Frau et al. 2016
†Barguesiella mantei Frau et al. 2016
G. †Calanquites Frau et al. 2016
+
†Calanquites katsharavai Rouchadzé 1933
†Calanquites microcostatus Rouchadzé 1933
†Calanquites semituberculatus Rouchadzé 1933
G. †Hemibaculites Hyatt 1900
+
†Hemibaculites cyclopius Anderson 1938
†Hemibaculites mirabilis Anderson 1938
†Hemibaculites nauplius Anderson 1938
†Hemibaculites neleus Anderson 1938
Invalid names: Moutoniceras [synonym]
G. †Heteroceras d'Orbigny 1849
+
Subg. †Heteroceras (Argvethites) Rouchadz 1933
Subg. †Heteroceras (Heteroceras) d'Orbigny 1849
†Heteroceras astierianum d'Orbigny 1851
†Heteroceras denizoti Frau et al. 2016
†Heteroceras helicoceroides Karsten 1858
†Heteroceras jeletzkyi Murphy 1975
†Heteroceras veratiae Frau et al. 2016
Invalid names: Atopoceras Kilian 1889 [synonym], Lindigia Karsten 1858 [synonym]
Subfm. †Heteroceratinae Spath 1922
+
G. †Eristavia Kakabadze 1967
G. †Imerites Rouchadzé 1933
G. †Paraimerites Kakabadze 1967
G. †Lazariniceras Vermeulen 2011
+
†Lazariniceras astierianum d'Orbigny 1850
+
Invalid names: Lazariniceras rouvieri Vermeulen 2011 [synonym]
†Lazariniceras heterostylia Bert et al. 2023
†Lazariniceras lhaumeti Bert et al. 2023
G. †Martelites Conte 1989
G. †Uhligia
Fm. †Himantoceratidae Dimitrova 1970
+
G. †Himantoceras Thieuloy 1965
+
†Himantoceras acuticostatum Thieuloy 1965
†Himantoceras gigas Thieuloy and Bulot 1993
†Himantoceras lessinianum Faraoni et al. 1997
†Himantoceras trinodosum Thieuloy 1965
+
Invalid names: Himantoceras collignoni Thieuloy 1965 [synonym], Himantoceras thieuloyi Mandov 1974 [synonym]
Invalid names: Criohimantoceras Thieuloy and Bulot 1993 [synonym]
Fm. †Labeceratidae Spath 1925
+
G. †Aleteceras Whitehouse 1926
+
†Aleteceras axonoides Etheridge 1909
†Aleteceras nautiloides Etheridge 1909
†Aleteceras plectoides Etheridge 1909
†Aleteceras tardicostatum Whitehouse 1926
G. †Idanoceras Henderson and McKenzie 2002
G. †Labeceras Spath 1925
+
Subg. †Labeceras (Appurdiceras) Whitehouse 1926
Subg. †Labeceras (Labeceras) Spath 1925
†Labeceras compressum Whitehouse 1926
†Labeceras crassicostatum Collignon 1962
†Labeceras inflatum Förster 1975
†Labeceras laqueus Etheridge 1892
†Labeceras papulatum Whitehouse 1926
†Labeceras plasticum Spath 1925
†Labeceras trifidum Whitehouse 1926
G. †Myloceras Spath 1925
+
Subg. †Myloceras (Calliscaphites) Leanza 1970
Subg. †Myloceras (Ellipsoceras) Collignon 1950
Subg. †Myloceras (Flindersites) Whitehouse 1926
†Myloceras ammonoides Etheridge 1909
†Myloceras auritulum McNamara 1978
†Myloceras davidi Whitehouse 1926
†Myloceras joffrei Boule et al. 1907
†Myloceras orbiculus Whitehouse 1926
†Myloceras serotinum Spath 1925
Invalid names: Abadieceras Collignon 1950 [synonym]
Invalid names: Aleteceratidae Whitehouse 1926 [synonym]
Fm. †Leptoceratoididae Thieuloy 1966
+
G. †Anglesites Delanoy and Busnardo 2007
+
†Anglesites puzosianum d'Orbigny 1842
+
Invalid names: Parancyloceras meridionale Avram 1998 [synonym]
G. †Hamulinites Paquier 1900
+
†Hamulinites munieri Nicklés 1894
†Hamulinites varusensis d'Orbigny 1850
Invalid names: Eoleptoceras Manolov 1962 [synonym]
G. †Karsteniceras Royo-Gomez 1945
+
†Karsteniceras beyrichii Karsten 1858
+
Invalid names: Karsteniceras ibericum Vasicek and Wiedemann 1994 [synonym]
†Karsteniceras hoheneggeri Vasicek and Wiedmann 1994
†Karsteniceras multicostatum Kakabadze and Hoedemaeker 1997
†Karsteniceras ternbergense Lukeneder 2002
G. †Leptoceratoides Thieuloy 1966
+
†Leptoceratoides pumilus Uhlig 1883
†Leptoceratoides subtilis Uhlig 1883
G. †Monsalveiceras Kakabadze and Hoedemaeker 1997
+
†Monsalveiceras monsalvense Kakabadze and Hoedemaeker 1997
G. †Orbignyiceras Royo and Gomez 1945
+
†Orbignyiceras veleziensis Royo and Gomez 1945
Invalid names: Veleziceras Wright 1957 [synonym]
G. †Vasicekites Vermeulen 1998
G. †Paraspiticeras
+
†Paraspiticeras bituberculatum Marin et al. 2023
†Paraspiticeras guerinianus d'Orbigny 1850
†Paraspiticeras laeve Fallot and Termier 1923
†Paraspiticeras precrassispinum Roch 1930
Fm. †Ptychoceratidae Meek 1876
+
G. †Diptychoceras Gabb 1869
+
†Diptychoceras iwatense Obata and Matsukawa 2018
†Ptychoceras (Diptychoceras) glaber Whiteaves 1884
G. †Ptychoceras d'Orbigny 1842
+
†Ptychoceras adpressum Sowerby 1814
†Ptychoceras emericianum d'Orbigny 1842
†Ptychoceras fauncei Haas 1942
†Ptychoceras laeve Gabb 1869
†Ptychoceras laeve Matheron 1842
†Ptychoceras natrice Anderson 1938
†Ptychoceras poni Simionescu 1898
†Ptychoceras puzosianum d'Orbigny 1842
†Ptychoceras quadratus Gabb 1864
Superfm. †Douvilleiceratoidea Parona and Bonarelli 1897
+
Fm. †Douvilleiceratidae Parona and Bonarelli 1897
+
Subfm. †Cheloniceratinae Spath 1923
+
G. †Cheloniceras Hyatt 1903
G. †Epicheloniceras Casey 1954
G. †Procheloniceras Spath 1923
Subfm. †Douvilleiceratinae Parona and Bonarelli 1897
+
G. †Douvilleiceras Grossouvre 1894
G. †Eodouvilleiceras
G. †Walpenites Casey 1962
Superfm. †Protancyloceratoidea Breistroffer 1947
+
Fm. †Aegocrioceratidae Vermeulen 2006
+
G. †Aegocrioceras Spath 1924
+
†Aegocrioceras capricornu Roemer 1841
+
Invalid names: Ammonites subcapricornu d'Orbigny 1850 [replaced]
G. †Paranclyoceras Spath 1924
+
†Parancyloceras bidentatum von Koenen 1902
†Parancyloceras domeykanum Bayle and Coquand 1851
Fm. †Protancyloceratidae Breistroffer 1947
+
G. †Leptoceras Uhlig 1883
+
†Leptoceras brunneri Ooster 1860
†Leptoceras hubachi Royo and Gomez 1945
†Leptoceras ubalaense Haas 1960
Invalid names: Protoleptoceras Nikolov 1966 [synonym]
G. †Protanclyoceras Spath 1924 [ammonoid]
G. †Protancyloceras Spath 1924 [ammonoid]
+
†Protancyloceras anahuacensis Cantu-Chapa 1962
†Protancyloceras barrancensis Cantu-Chapa 1962
†Protancyloceras catalinense Imlay 1942
†Protancyloceras gracile Oppel 1865
†Protancyloceras guembeli Oppel 1865
†Protancyloceras hondense Imlay 1942
†Protancyloceras kurdistanense Spath 1950
G. †Vinalesites Thieuloy 1966
+
†Vinalesites rosariensis Imlay 1942
Invalid names: Pseudoanahamulina Judoley and Furrazola-Bermudez 1968 [objective synonym]
Superfm. †Scaphitoidea Gill 1871
+
Fm. †Scaphitidae Gill 1871
+
G. †Clioscaphites
+
†Clioscaphites montanensis Cobban 1951
†Clioscaphites saxitonianus McLearn 1929
†Clioscaphites vermiformis Meek and Hayden 1862
G. †Hoploscaphites Nowak 1911
+
Subg. †Hoploscaphites (Tovebirkelundites) Cooper 1994
†Hoploscaphites angmartussutensis Birkelund 1965
†Hoploscaphites birkelundae Landman and Waage 1993
†Hoploscaphites brevis Meek 1876
†Hoploscaphites comprimus Owen 1852
†Hoploscaphites constrictus Sowerby 1817
†Hoploscaphites indicus Forbes 1846
†Hoploscaphites landesi Riccardi 1983
†Hoploscaphites melloi Landman and Waage 1993
†Hoploscaphites nicolletii Morton 1842
+
Invalid names: Ammonites abyssinus Morton 1841 [synonym], Scaphites mandanensis Morton 1842 [synonym]
†Hoploscaphites nodosus Owen 1852
†Hoploscaphites pumilus Stephenson 1941
†Hoploscaphites quiriquinensis Wilckens 1904
†Hoploscaphites sargklofak Landman et al. 2015
†Hoploscaphites tenuistriatus Kner 1848
†Hoploscaphites vistulensis Blaszkiewicz 1980
†Scaphites (Hoploscaphites) gilli Cobban and Jeletzky 1965
†Scaphites (Hoploscaphites) groenlandicus Donovan 1953
†Scaphites (Hoploscaphites) ikorfatensis Birkelund 1965
†Scaphites (Hoploscaphites) ravni Birkelund 1965
Subfm. †Scaphitinae Gill 1871
+
G. †Acanthoscaphites Nowak 1911
G. †Billcobbanoceras Cooper 1994
G. †Desmoscaphites Reeside 1927
G. †Discoscaphites Meek 1870
G. †Eoscaphites Breistroffer 1947
G. †Haresiceras
G. †Indoscaphites Spath 1953
G. †Ponteixites Warren 1934
G. †Pteroscaphites Wright 1953
G. †Rhaeboceras Meek 1876
G. †Scaphites Parkinson 1811
+
Invalid names: Anascaphites Hyatt 1900 [synonym], Coloradoscaphites [synonym]
G. †Trachyscaphites Cobban and Scott 1964
Superfm. †Turrilitoidea Gill 1871
+
Fm. †Anisoceratidae Hyatt 1900
+
G. †Allocrioceras Spath 1926
+
†Allocrioceras angustum Sowerby 1850
+
Invalid names: Allocrioceras woodsi Spath 1926 [synonym], Hamites geinitzii d'Orbigny 1850 [synonym]
†Allocrioceras billinghursti Klinger 1976
†Allocrioceras burckhardti Kennedy and Cobban 1991
†Allocrioceras cuvieri Schluter 1872
†Allocrioceras dentonense Moreman 1942
†Allocrioceras larvatum Conrad 1855
†Allocrioceras nodiger Roemer 1870
+
Invalid names: Allocrioceras strangulatum Wright 1979 [synonym]
G. †Anisoceras Pictet 1854
+
Subg. †Anisoceras (Anisoceras) Pictet 1854
†Anisoceras charlottense Anderson 1958
†Anisoceras draconis Anderson 1958
†Anisoceras exoticum Spath 1939
†Anisoceras haasi Cooper and Kennedy 1979
†Anisoceras oldhamianum Stoliczka 1861
†Anisoceras perarmatum Pictet and Campiche 1861
+
Invalid names: Anisoceras pseudopunctatum Pictet and Campiche 1861 [synonym], Anisoceras vraconense Renz 1968 [synonym]
†Anisoceras phillipsi Cooper and Kennedy 1979
†Anisoceras plicatilis Sowerby 1819
†Anisoceras pseudoelegans Pictet and Campiche 1861
†Anisoceras raynaudi Boule et al. 1907
†Anisoceras reidi Wright 1979
†Anisoceras saussureanus Pictet 1847
†Anisoceras spathi Wiedmann 1962
†Anisoceras subarcuatum Spath 1939
†Anisoceras subundulatum Yokoyama 1890
G. †Idiohamites Spath 1925
+
†Idiohamites bispinosus Kennedy and Cobban 1990
†Idiohamites elegantulus Spath 1939
†Idiohamites fremonti Marcou 1858
†Idiohamites pulchellus Kennedy and Cobban 1990
†Idiohamites pygmaeus Cooper and Kennedy 1979
†Idiohamites spiniger Sowerby 1818
†Idiohamites subspiniger Spath 1939
†Idiohamites tuberculatus Sowerby 1818
G. †Metahamites
G. †Phlycticrioceras
+
†Phlycticrioceras rude Kennedy 1995
†Phlycticrioceras trinodosus Geinitz 1850
+
Invalid names: Ancyloceras douvillei de Grossouvre 1894 [synonym], Phlycticrioceras oregonense Reeside 1927 [synonym]
G. †Prohelicoceras
G. †Protanisoceras
+
Subg. †Protanisoceras (Heteroclinus) Casey 1961
Subg. †Protanisoceras (Protanisoceras) Spath 1923
Subg. †Protanisoceras (Torquistylus) Casey 1961
†Protanisoceras acteon d'Orbigny 1850
†Protanisoceras blancheti Pictet and Campiche 1861
G. †Rossalites
Invalid names: Algeritidae Spath 1925 [synonym], Phlycticrioceratidae Spath 1926 [synonym]
Fm. †Baculitidae Gill 1871
+
G. †Baculites Lamarck 1799
+
†Baculites ambatryensis Collignon 1971
†Baculites anceps Lamarck 1822
†Baculites annulatus Conrad 1855
†Baculites aquilaensis Reeside 1927
†Baculites asper Morton 1830
†Baculites asperiformis Meek 1876
†Baculites baculus Meek and Hayden 1861
†Baculites bailyi Woods 1906
†Baculites boulei Collignon 1931
†Baculites brevicosta Schluter 1876
†Baculites chicoensis Trask 1856
Baculites claviformis Stephenson 1941
†Baculites clinolobatus Elias 1933
†Baculites cobbani Khakimov 1976
†Baculites codyensis Reeside 1927
†Baculites compressus Say 1920
†Baculites crickmayi Williams 1930
†Baculites cuneatus Cobban 1962
†Baculites eliasi Cobban 1958
†Baculites fairbanksi Anderson 1902
†Baculites fuchsi Redtenbacher 1873
†Baculites gilberti Cobban 1962
†Baculites grandis Hall and Meek 1855
†Baculites gregoryensis Cobban 1951
†Baculites haresi Reeside 1927
†Baculites huenickeni Stinnesbeck 1986
†Baculites inornatus Meek 1862
†Baculites jenseni Cobban 1962
†Baculites kirki Matsumoto 1959
†Baculites klingeri Cooper 2003
†Baculites knorrianus Desmarest 1817
†Baculites lechitides Brunnschweiler 1966
†Baculites leopoliensis Nowak 1908
†Baculites lomaensis Anderson 1958
†Baculites mariasensis Cobban 1951
†Baculites mclearni Russell and Landes 1937
†Baculites meeki Elias 1933
†Baculites minerensis Russell and Landes 1937
†Baculites nugssuaqensis Birkelund 1965
†Baculites obtusus Meek 1876
†Baculites occidentalis Meek 1861
†Baculites ovatus Say 1820
†Baculites perplexus Cobban 1962
†Baculites pseudovatus Elias 1933
†Baculites rectus Marshall 1926
†Baculites reesidei Elias 1933
†Baculites rex Anderson 1958
†Baculites rugosus Cobban 1962
†Baculites schenki Matsumoto 1959
†Baculites scotti Cobban 1958
†Baculites subanceps Haughton 1925
†Baculites subcircularis Anderson 1958
†Baculites tanakai Matsumoto and Obata 1963
†Baculites taylorensis Adkins 1929
†Baculites undatus Stephenson 1941
†Baculites undulatus d'Orbigny 1850
†Baculites vaalsensis Kennedy and Jagt 1995
†Baculites valognensis Böhm 1891
†Baculites vertebralis Lamarck 1801
†Baculites yokoyamai Tokunga and Shimizu 1926
+
Invalid names: Baculites besairiei Collignon 1931 [synonym]
Invalid names: Euhomaloceras Spath 1926 [synonym]
G. †Eubaculites Spath 1926
+
†Eubaculites argentinicus Weaver 1927
†Eubaculites carinatus Morton 1834
+
Invalid names: Baculites lyelli d'Orbigny 1847 [synonym], Eubaculites kossmati Brunnschweiler 1966 [synonym], Eubaculites multicostatus Brunnschweiler 1966 [synonym]
†Eubaculites compressum Brunnschweiler 1966
†Eubaculites labyrinthicus Morton 1834
†Eubaculites latecarinatus Brunnschweiler 1966
+
Invalid names: Giralites quadrisulcatus Brunnschweiler 1966 [synonym]
†Eubaculites ootacodensis Stoliczka 1866
†Eubaculites simplex Kossmat 1895
+
Invalid names: Cardabites scimitar Brunnschweiler 1966 [synonym], Cardabites tabulatus Brunnschweiler 1966 [synonym], Eubaculiceras compressum Brunnschweiler 1966 [synonym], Eubaculiceras fastigiatum Brunnschweiler 1966 [synonym]
†Eubaculites vagina Forbes 1846
Invalid names: Cardabites Brunnschweiler 1966 [synonym], Eubaculiceras Brunnschweiler 1966 [synonym], Giralites Brunnschweiler 1966 [synonym]
G. †Sciponoceras Hyatt 1894
+
†Sciponoceras antanimangaensis Collignon 1964
†Sciponoceras bohemicum Fritsch 1872
†Sciponoceras cucullatum Collignon 1964
†Sciponoceras kossmati Nowak 1908
†Sciponoceras roto Cieslinski 1959
Invalid names: Cyrtochilus Meek 1876 [replaced]
G. †Trachybaculites
+
†Trachybaculites columna Morton 1834
†Trachybaculites vicentei Stinnesbeck 1986
G. †Tuberosciponoceras Medina and Riccardi 2007
Invalid names: Baculitinae Gill 1871 [empty], Eubaculitinae Brunnschweiler 1966 [empty]
Fm. †Diplomoceratidae Spath 1926
+
Subfm. †Diplomoceratinae Spath 1926
+
G. †Chesapeakiceras Kennedy and Cobban 1998
+
Invalid names: Chesapeakella Kennedy and Cobban 1993 [replaced]
G. †Diplomoceras Hyatt 1900
G. †Lewyites
G. †Neancyloceras Spath 1926
G. †Neocrioceras
G. †Scalarites Wright and Matsumoto 1954
G. †Eudiplomoceras Brunnschweiler 1966
G. †Masonites Henderson 1970
+
†Masonites biannulatus Henderson 1970
†Masonites spriggi Glaessner and Wade 1966
Subfm. †Polyptychoceratinae Matsumoto 1938
+
G. †Oxybeloceras Hyatt 1900
G. †Phylloptychoceras Spath 1953
G. †Polyptychoceras Yabe 1927
G. †Pseudoxybeloceras Wright and Matsumoto 1954
G. †Solenoceras Conrad 1860
G. †Spiroxybeloceras Kennedy and Cobban 1999
G. †Schlueterella Wiedmann 1962
+
†Neocrioceras (Schlueterella) compressum Klinger 1976
†Neocrioceras (Schlueterella) maderi Immel et al. 1982
†Neocrioceras (Schlueterella) multinodosum Schluter 1872
†Pseudoxybeloceras (Schlueterella) pseudoarmatum Schluter 1872
†Schlueterella kawadai Matsumoto and Miyauchi 1984
Invalid names: Christophoceras [synonym]
Fm. †Hamitidae Gill 1871
+
G. †Hamitella Breistroffer 1947
G. †Hamites Parkinson 1811
+
Subg. †Hamites (Hamites) Parkinson 1811
Subg. †Hamites (Psilohamites)
†Hamites alternatus Sowerby 1814
†Hamites angolensis Choffat 1888
†Hamites attenuatus Sowerby 1814
†Hamites attenuatus d'Orbigny 1842
†Hamites carrancoi Böse 1923
†Hamites cimarronensis Kauffman and Powell 1977
†Hamites csaszari Szives and Monks 2002
†Hamites cylindraceus de France 1851
†Hamites duplicatus Pictet and Campiche 1861
†Hamites elegans d'Orbigny 1841
†Hamites fueloepi Szives and Monks 2002
†Hamites gibbosus Sowerby 1814
†Hamites imitator Anderson 1938
†Hamites intermedius Sowerby 1814
†Hamites kalvariensis Szives and Monks 2002
†Hamites maximus Sowerby 1814
†Hamites mortoni Hall and Meek 1855
†Hamites nokonis Adkins and Winton 1919
†Hamites praegibbosus Spath 1941
†Hamites quadrinodosus Jimbo 1894
†Hamites rotundatus Conrad 1855
†Hamites rotundus Sowerby 1814
†Hamites salebrosus Cobban et al. 1989
†Hamites simplex d'Orbigny 1842
†Hamites siskiyouensis Hanna 1924
†Hamites subcompressum Forbes 1846
†Hamites subvirgulatus Spath 1941
†Hamites tenuis Sowerby 1814
†Hamites tropicalis Meunier 1888
†Hamites undulatus Forbes 1846
†Hamites venetzianus Pictet 1847
G. †Hemiptychoceras Spath 1925
+
†Hemiptychoceras gaultinum Pictet 1847
†Hemiptychoceras tropicum Kossmat 1897
G. †Pictetia Uhlig 1883
+
†Pictetia astieriana d'Orbigny 1841
†Pictetia depressa Pictet and Campiche 1861
G. †Scaphamites
G. †Stomohamites
+
†Stomohamites virgulatus Brongniart 1822
+
Invalid names: Stomohamites brongniarti Breistroffer 1947 [synonym]
G. †Torneutoceras Hyatt 1900
Fm. †Nostoceratidae Hyatt 1894
+
G. †Amapondella Kennedy and Klinger 1997
+
†Amapondella amapondense van Hoepen 1921
+
Invalid names: Anaklinoceras stephensoni Collignon 1969 [synonym]
G. †Anaklinoceras Stephenson 1941
+
†Anaklinoceras minutum Kennedy et al. 2000
†Anaklinoceras reflexum Stephenson 1941
†Anaklinoceras tenuicostatum Kennedy and Cobban 1994
G. †Ankinatsytes Collignon 1965
+
†Ankinatsytes venezolanus Renz 1982
†Ankinatsytes yabei Collignon 1965
G. †Bostrychoceras Hyatt 1900
+
†Bostrychoceras brewerii Gabb 1864
†Bostrychoceras californicum Anderson 1958
†Bostrychoceras columbianum Anderson 1958
†Bostrychoceras declive Gabb 1864
†Bostrychoceras elongatum Whiteaves 1903
†Bostrychoceras indicum Stolickza 1866
†Bostrychoceras occidentale Anderson 1958
†Bostrychoceras otsukai Yabe 1904
†Bostrychoceras polyplocum Roemer 1841
+
Invalid names: Bostrychoceras secoense Young 1963 [synonym]
†Bostrychoceras puertoense Anderson 1958
†Bostrychoceras sanctaeanae Anderson 1958
†Bostrychoceras serpiens Anderson 1958
†Bostrychoceras trabucoense Anderson 1958
†Bostrychoceras vermiculare Gabb 1864
Invalid names: Bostrychoceras Hyatt 1900 [objective synonym]
G. †Didymoceras Hyatt 1900
+
†Didymoceras angulatum Meek and Hayden 1860
†Didymoceras aurarium Kennedy et al. 2000
†Didymoceras awajiense Yabe 1901
†Didymoceras binodosum Kennedy and Cobban 1993
†Didymoceras californicum Anderson 1958
†Didymoceras cheyenense Meek and Hayden 1856
†Didymoceras cheyennense Meek and Hayden 1856
†Didymoceras cochleatus Meek and Hayden 1858
†Didymoceras donezianum Michailov 1951
†Didymoceras draconis Stephenson 1941
†Didymoceras hidakense Shigeta 2016
†Didymoceras hornbyense Whiteaves 1876
†Didymoceras nebrascense Meek and Hayden 1856
+
Invalid names: Emperoceras beecheri Hyatt 1894 [synonym], Emperoceras simplicostatum Whitfield 1902 [synonym]
†Didymoceras newtoni Whitfield 1877
†Didymoceras nicolletii Hall and Meek 1855
†Didymoceras platycostatum Kennedy and Cobban 1993
†Didymoceras stevensoni Whitfield 1877
†Didymoceras subtuberculatum Howarth 1965
†Didymoceras tenuicostatus Meek and Hayden 1858
†Didymoceras tortus Meek and Hayden 1858
†Didymoceras tricostatus Whitfield 1897
†Didymoceras umbilicatus Meek and Hayden 1858
†Didymoceras uncus Meek and Hayden 1858
†Didymoceras vancouverensis Gabb 1864
+
Invalid names: Didymoceras fresnoense Anderson 1958 [synonym]
†Didymoceras vespertinus Conrad 1874
†Didymoceras whiteavesi Anderson 1958
†Nostoceras (Didymoceras) attenuatum Brunnschweiler 1966
†Nostoceras (Didymoceras) densecostatum Wiedmann 1962
†Nostoceras (Didymoceras) obtusum Howarth 1965
†Nostoceras (Didymoceras) postremum Blaszkiewicz 1980
†Nostoceras (Didymoceras) varium Blaszkiewicz 1980
Invalid names: Didymoceratoides Kennedy and Cobban 1993 [synonym], Emperoceras Hyatt 1894 [synonym]
G. †Eubostrychoceras Matsumoto 1967
+
†Didymoceras (Eubostrychoceras) japonicum Yabe 1904
Subg. †Eubostrychoceras (Eubostrychoceras) Matsumoto 1967
†Eubostrychoceras acuticostatum d'Orbigny 1842
†Eubostrychoceras indopacificum Matsumoto 1967
†Eubostrychoceras matsumotoi Cobban 1987
†Eubostrychoceras valdelaxum Aiba et al. 2017
†Nostoceras (Eubostrychoceras) saxonicum Schluter 1875
+
Invalid names: Heteroceras woodsi Kitchin 1922 [synonym]
G. †Exicrioceras Anderson 1958
+
†Exicrioceras diabloense Anderson 1958
†Exicrioceras ortigalitense Anderson 1958
G. †Exiteloceras Hyatt 1894
+
†Exiteloceras bennisoni Anderson 1958
†Exiteloceras desertense Anderson 1958
†Exiteloceras etequense Lewy 1969
†Exiteloceras jenneyi Whitfield 1877
†Exiteloceras ortigalitoense Anderson 1958
G. †Helicoceras d'Orbigny 1840
+
†Helicoceras annulatum d'Orbigny 1840
†Helicoceras hystriculum White 1887
G. †Hyphantoceras Hyatt 1900
+
Subg. †Hyphantoceras (Hyphantoceras) Hyatt 1900
Subg. †Hyphantoceras (Madagascarites) Collignon 1966
†Hyphantoceras ceratopse Anderson 1902
†Hyphantoceras irregulare Anderson 1958
†Hyphantoceras plicatum d'Orbigny 1842
†Hyphantoceras venustum Yabe 1904
+
Invalid names: Bostrychoceras buttense Anderson 1958 [synonym], Hyphantoceras laqueum Anderson 1958 [synonym]
Invalid names: Euhyphantoceras Shimizu 1935 [synonym]
G. †Nostoceras Hyatt 1894
+
Subg. †Nostoceras (Euskadiceras) Küchler 2000
Subg. †Nostoceras (Nostoceras) Hyatt 1894
†Nostoceras alternatus Tuomey 1854
†Nostoceras arkanasanum Kennedy and Cobban 1993
†Nostoceras colubriformis Stephenson 1941
†Nostoceras danei Kennedy and Cobban 1993
†Nostoceras excelsus Anderson 1958
†Nostoceras hetonaiense Matsumoto 1977
†Nostoceras hyatti Stephenson 1941
†Nostoceras kernense Anderson 1958
†Nostoceras larimerense Kennedy et al. 2000
†Nostoceras mariatheresianum Haas 1943
†Nostoceras mendryki Cobban 1974
†Nostoceras mexicanum Anderson 1958
†Nostoceras monotuberculatum Kennedy and Cobban 1993
†Nostoceras pauper Whitfield 1892
†Nostoceras pleurocostatum Kennedy and Cobban 1993
†Nostoceras pulcher Kennedy and Cobban 1993
†Nostoceras saundersorum Stephenson 1941
†Nostoceras splendidum Shumard 1861
†Nostoceras sternbergi Anderson and Hanna 1935
Invalid names: Nostoceras (Euskadiceras) Küchler 2000 [valid], Nostoceras (Nostoceras) Hyatt 1894 [valid], Nostoceras alternatus Tuomey 1854 [valid], Nostoceras arkanasanum Kennedy and Cobban 1993 [valid], Nostoceras colubriformis Stephenson 1941 [valid], Nostoceras danei Kennedy and Cobban 1993 [valid], Nostoceras excelsus Anderson 1958 [valid], Nostoceras hetonaiense Matsumoto 1977 [valid], Nostoceras hyatti Stephenson 1941 [valid], Nostoceras kernense Anderson 1958 [valid], Nostoceras larimerense Kennedy et al. 2000 [valid], Nostoceras mariatheresianum Haas 1943 [valid], Nostoceras mendryki Cobban 1974 [valid], Nostoceras mexicanum Anderson 1958 [valid], Nostoceras monotuberculatum Kennedy and Cobban 1993 [valid], Nostoceras pauper Whitfield 1892 [valid], Nostoceras pleurocostatum Kennedy and Cobban 1993 [valid], Nostoceras pulcher Kennedy and Cobban 1993 [valid], Nostoceras rotundum Howarth 1965 [valid], Nostoceras saundersorum Stephenson 1941 [valid], Nostoceras splendidum Shumard 1861 [valid], Nostoceras sternbergi Anderson and Hanna 1935 [valid]
G. †Nostoceras Hyatt 1894
+
Subg. †Nostoceras (Euskadiceras) Küchler 2000
Subg. †Nostoceras (Nostoceras) Hyatt 1894
†Nostoceras alternatus Tuomey 1854
†Nostoceras arkanasanum Kennedy and Cobban 1993
†Nostoceras colubriformis Stephenson 1941
†Nostoceras danei Kennedy and Cobban 1993
†Nostoceras excelsus Anderson 1958
†Nostoceras hetonaiense Matsumoto 1977
†Nostoceras hyatti Stephenson 1941
†Nostoceras kernense Anderson 1958
†Nostoceras larimerense Kennedy et al. 2000
†Nostoceras mariatheresianum Haas 1943
†Nostoceras mendryki Cobban 1974
†Nostoceras mexicanum Anderson 1958
†Nostoceras monotuberculatum Kennedy and Cobban 1993
†Nostoceras pauper Whitfield 1892
†Nostoceras pleurocostatum Kennedy and Cobban 1993
†Nostoceras pulcher Kennedy and Cobban 1993
†Nostoceras saundersorum Stephenson 1941
†Nostoceras splendidum Shumard 1861
†Nostoceras sternbergi Anderson and Hanna 1935
Invalid names: Nostoceras (Euskadiceras) Küchler 2000 [valid], Nostoceras (Nostoceras) Hyatt 1894 [valid], Nostoceras alternatus Tuomey 1854 [valid], Nostoceras arkanasanum Kennedy and Cobban 1993 [valid], Nostoceras colubriformis Stephenson 1941 [valid], Nostoceras danei Kennedy and Cobban 1993 [valid], Nostoceras excelsus Anderson 1958 [valid], Nostoceras hetonaiense Matsumoto 1977 [valid], Nostoceras hyatti Stephenson 1941 [valid], Nostoceras kernense Anderson 1958 [valid], Nostoceras larimerense Kennedy et al. 2000 [valid], Nostoceras mariatheresianum Haas 1943 [valid], Nostoceras mendryki Cobban 1974 [valid], Nostoceras mexicanum Anderson 1958 [valid], Nostoceras monotuberculatum Kennedy and Cobban 1993 [valid], Nostoceras pauper Whitfield 1892 [valid], Nostoceras pleurocostatum Kennedy and Cobban 1993 [valid], Nostoceras pulcher Kennedy and Cobban 1993 [valid], Nostoceras rotundum Howarth 1965 [valid], Nostoceras saundersorum Stephenson 1941 [valid], Nostoceras splendidum Shumard 1861 [valid], Nostoceras sternbergi Anderson and Hanna 1935 [valid]
G. †Turrilitoides Spath 1923
+
†Turrilitoides hugardianus d'Orbigny 1842
+
Invalid names: Turrilites densicostatus Passendorfer 1930 [synonym], Turrilites intermedius Pictet and Campiche 1861 [synonym]
Invalid names: Bostrychoceratinae Spath 1953 [invalid subgroup], Emperoceratinae Spath 1953 [invalid subgroup], Hyphantoceratinae Spath 1953 [invalid subgroup], Jouaniceratidae Wright 1952 [synonym], Neoturrilites Shimizu 1935 [nomen nudum]
G. †Plesiohamites
Fm. †Turrilitidae Gill 1871
+
G. †Hypoturrilites Dubourdieu 1953
+
†Hypoturrilites betaitraensis Collignon 1964
†Hypoturrilites cricki Klinger and Kennedy 1978
†Hypoturrilites gravesianus d'Orbigny 1842
†Hypoturrilites intersignus Atabekyan 1985
†Hypoturrilites laevigatus Coquand 1862
†Hypoturrilites mantelli Sharpe 1857
†Hypoturrilites obliquus Sowerby 1814
†Hypoturrilites primus Atabekyan 1985
†Hypoturrilites taxyfabreae Collignon 1964
†Hypoturrilites tenouklensis Pervinquiere 1910
†Hypoturrilites tuberculatoplicatus Seguenza 1882
†