Basic info Taxonomic history Classification Included Taxa
Morphology Ecology and taphonomy External Literature Search Age range and collections

Cephalopoda

Cephalopoda

Synonyms
Synonymy list
YearName and author
1797Cephalopoda Cuvier
1895Cephalopoda Stanton p. 72
1904Cephalopoda Martin p. 130
1927Cephalopoda Smith
1936Ohioceratidae Shimizu and Obata
1967Cephalopoda Miagkova
1971Irianoceras Kobayashi and Burton
1981Irianoceras Crick p. 227
1984Cephalopoda Squires p. 54
2001Cephalopoda Wells and Houston p. 129
2002Cephalopoda Sepkoski
2002Irianoceras Sepkoski
2006Cephalopoda Giribet et al. p. 7724
2013Cephalopoda Fuchs et al. p. 246

Is something missing? Join the Paleobiology Database and enter the data

RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Spiralia
RankNameAuthor
superphylumLophotrochozoa
phylumMollusca
classCephalopodaCuvier 1797
classCephalopodaCuvier 1797

If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.

Cl. Cephalopoda Cuvier 1797
show all | hide all
Subcl. †Actinoceratoidea Teichert et al. 1964
+
+
Fm. †Protactinoceratidae Chen 1979
+
G. †Sinoeremoceras Kobayashi 1933
G. †Wanwanoceras Kobayashi 1933
G. †Akidocheilus Till 1907
+
Subg. †Akidocheilus (Akidocheilus) Till 1907
Subg. †Akidocheilus (Planecapula) Shimanskiy 1947
Subcl. †Ammonoidea Zittel 1884 [ammonite]
+
Superfm. †Aequiloboidea Bilotta 2010
+
Fm. †Aequilobidae Bilotta 2010
+
G. †Aequilobus Bilotta 2010
+
Aequilobus cuneostriatus Bilotta 2010
G. †Dudresnayiceras Rakus 1994
+
Dudresnayiceras suessi Hauer 1854
Fm. †Sinuiceratidae Venturi et al. 2005
+
G. †Sinuiceras Venturi and Ferri 2001
+
Sinuiceras planulatum Venturi and Ferri 2001
+
Invalid names: Sinuiceras laevispira Venturi and Ferri 2001 [synonym]
G. †Sphenoacanthites Venturi et al. 2007
+
Sphenoacanthites costotuberculatum Rakús and Guex 2002
G. †Xenoloboceras Bilotta 2010
+
Or. †Agoniatitida Ruzhencev 1957
+
Subor. †Agoniatitina Ruzhencev 1957
+
Superfm. †Agoniatitaceae Holzapfel 1899
+
Fm. †Agoniatitidae Holzapfel 1899
Fm. †Atlantoceratidae Korn 2001
Fm. †Pinacitidae Hyatt 1900
Fm. †Tamaritidae Korn 2001
Superfm. †Mimagoniatitaceae Miller 1938
+
Fm. †Auguritidae Bogoslovsky 1961
Fm. †Latanarcestidae Korn 2001
Fm. †Mimagoniatitidae Miller 1938
Superfm. †Mimosphinctaceae Erben 1953
+
Fm. †Mimoceratidae Steinmann 1890
Fm. †Mimosphinctidae Erben 1953
Fm. †Teicherticeratidae Bogoslovsky 1969
Subor. †Anarcestina Miller and Furnish 1954
+
Superfm. †Anarcestaceae Steinmann 1890
+
Fm. †Anarcestidae Steinmann 1890
Fm. †Cabrieroceratidae Korn 2002
Fm. †Sobolewiidae House 1989
+
Invalid names: Holzapfeloceratidae Becker and House 2000 [synonym]
Fm. †Werneroceratidae Erben 1964
Invalid names: Prolobitaceae Wedekind 1913 [empty]
Subor. †Gephuroceratina Ruzhencev 1957
+
Superfm. †Belocerataceae Hyatt 1884
+
Fm. †Beloceratidae Hyatt 1884
Fm. †Nordiceratidae Korn 2002
Superfm. †Gephurocerataceae Frech 1897
+
Fm. †Acanthoclymeniidae Schindewolf 1955
+
Invalid names: Ponticeratidae Korn 2002 [synonym]
Fm. †Devonopronoritidae Bogoslovsky 1958
Fm. †Gephuroceratidae Frech 1897
Fm. †Koenenitidae Becker and House 1993
Fm. †Taouzitidae Korn 2001
Subor. †Pharciceratina Korn 1998
+
Superfm. †Pharciceratoidea Hyatt 1900
+
Fm. †Maenioceratidae Bogoslovsky 1958
Fm. †Petteroceratidae Becker and House 1993
Fm. †Pharciceratidae Hyatt 1900
Fm. †Triainoceratidae Hyatt 1884
+
Invalid names: Sandbergeroceratidae Miller 1938 [synonym]
Invalid names: Triainocerataceae Hyatt 1884 [empty]
Invalid names: Anarcestida Miller and Furnish 1954 [synonym]
Or. †Ammonitida Hyatt 1889
+
Subor. †Ammonitina Hyatt 1889
+
Superfm. †Acanthoceratoidea de Grossouvre 1894
+
Fm. †Acanthoceratidae Grossouvre 1894
+
Invalid names: Buchiceratidae Hyatt 1903 [synonym], Metoicoceratidae Hyatt 1903 [synonym]
Fm. †Brancoceratidae Spath 1934
Fm. †Cleoniceratidae Whitehouse 1926
+
Invalid names: Lemuroceratinae Owen 1988 [synonym]
Fm. †Coilopoceratidae Hyatt 1903
Fm. †Collignoniceratidae Wright and Wright 1951
+
Invalid names: Prionocyclidae Breistroffer 1947 [replaced], Prionotropidae Zittel 1865 [replaced]
Fm. †Flickiidae Adkins 1928
Fm. †Forbesiceratidae Wright 1952
Fm. †Leymeriellidae Breistroffer 1951
Fm. †Lyelliceratidae Spath 1921
Fm. †Mojsisovicsiidae Hyatt 1903
Fm. †Prolyelliceratidae Latil et al. 2009
Fm. †Pseudotissotidae Hyatt 1903
Fm. †Pseudotissotiidae Hyatt 1903
Fm. †Sphenodiscidae Hyatt 1900
+
Invalid names: Libycoceratidae Zaborski 1982 [synonym]
Fm. †Tissotiidae Hyatt 1900
Fm. †Vascoceratidae Douvillé 1912
Invalid names: Hystatoceratidae Hyatt 1900 [empty], Peroniceratidae Hyatt 1900 [empty]
Superfm. †Aspidoceratoidea Zittel 1895
+
Fm. †Aspidoceratidae Zittel 1895
Superfm. †Deshayesitoidea Stoyanow 1949
+
Fm. †Deshayesitidae Stoyanow 1949
Fm. †Parahoplitidae Spath 1922
Superfm. †Desmoceratoidea Zittel 1895
+
Fm. †Beudanticeratidae Breistroffer 1953
Fm. †Desmoceratidae Zittel 1895
Fm. †Kossmaticeratidae Spath 1922
Fm. †Muniericeratidae Wright 1952
+
Invalid names: Pseudoschloenbachiidae van Hoepen 1968 [synonym]
Fm. †Pachydiscidae Spath 1922
Fm. †Silesitidae Hyatt 1900
Invalid names: Puzosiidae Spath 1922 [empty]
Superfm. †Engonoceratoidea Hyatt 1903
+
Fm. †Knemiceratidae Hyatt 1903
Superfm. †Eoderoceratoidea Spath 1929
+
Fm. †Coeloceratidae Haug 1910
+
Invalid names: Pimelitidae Wiedenmayer 1977 [synonym]
Fm. †Dactylioceratidae Hyatt 1867
Fm. †Eoderoceratidae Spath 1929
+
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
Fm. †Phricodoceratidae Spath 1938
+
Invalid names: Epideroceratidae Dommergues and Meister 1999 [synonym], Villaniinae Arkell 1957 [synonym]
Fm. †Polymorphitidae Haug 1887
Superfm. †Hammatoceratoidea Schindewolf 1964
+
Fm. †Hammatoceratidae Buckman 1887
Superfm. †Hildoceratoidea Hyatt 1867
+
Fm. †Graphoceratidae Buckman 1905
Fm. †Hildoceratidae Hyatt 1867
Fm. †Phymatoceratidae Hyatt 1867
Fm. †Sonniniidae Buckman 1892
Invalid names: Harpocerataceae Wedekind 1917 [synonym]
Superfm. †Hoplitoidea Douvillé 1890
+
Fm. †Engonoceratidae Hyatt 1900
Fm. †Hoplitidae Douvillé 1890
Fm. †Placenticeratidae Hyatt 1900
+
Invalid names: Hypengonoceratidae Chiplonkar and Ghare 1976 [synonym]
Fm. †Schloenbachiidae Parona and Bonarelli 1897
Invalid names: Forbesiceridae Wright 1952 [empty]
Superfm. †Lytoceratoidea Neumayr 1875
+
Fm. †Lytoceratidae Neumayr 1875
+
Invalid names: Ammonoceratitidae Brunnschweiler 1966 [synonym], 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. †Isterites Barthel 1975
Fm. †Oosterellidae Kilian 1911
Fm. †Platylenticeratidae Casey 1973
Fm. †Polyptychitidae Wedekind 1918
Superfm. †Perisphinctoidea Steinman 1890
+
Fm. †Ataxioceratidae Buckman 1921
Fm. †Aulacostephanidae Spath 1924
Fm. †Crioceratitidae Wright 1952
+
Invalid names: Pedioceratidae Hyatt 1900 [synonym]
Fm. †Himalayitidae Spath 1925
Fm. †Kosmoceratidae Haug 1887
Fm. †Morphoceratidae Hyatt 1900
Fm. †Neocomitidae Salfeld 1921
Fm. †Pachyceratidae Buckman 1918
Fm. †Parkinsoniidae Buckman 1920
Fm. †Perisphinctidae Steinmann 1890
Fm. †Reineckeiidae Hyatt 1900
G. †Sarmatisphinctes Kutek and Zeiss 1997
Fm. †Simoceratidae Spath 1924
Fm. †Virgatitidae Spath 1924
Invalid names: Reinceckeiidae Hyatt 1900 [empty]
Superfm. †Psiloceratoidea Hyatt 1867
+
Fm. †Arietitidae Hyatt 1875
Fm. †Asteroceratidae Spath 1946
Fm. †Cymbitidae Buckman 1919
Fm. †Echioceratidae Buckman 1913
Fm. †Oxynoticeratidae Hyatt 1875
Fm. †Psiloceratidae Hyatt 1867
+
Invalid names: Caloceratidae Buckman 1906 [synonym]
Fm. †Schlotheimiidae Spath 1923
+
Invalid names: Waehneroceratinae Rakus 1975 [synonym]
Invalid names: Arietitacea Hyatt 1875 [synonym], Phyllytoceratidae Wiedmann 1970 [empty]
Superfm. †Pulchelliaceae Douvillé 1890
+
Fm. †Pulchelliidae Hyatt 1903
Superfm. †Spiroceratoidea Hyatt 1900
+
Superfm. †Stephanoceratoidea Newmayr 1875
+
Fm. †Cardioceratidae Siemiradzki 1891
+
Invalid names: Cadoceratidae Hyatt 1900 [synonym]
Fm. †Oecoptychiidae Arkell 1957
Fm. †Otoitidae Mascke 1907
Fm. †Sphaeroceratidae Buckman 1920
Fm. †Stephanoceratidae Neumayr 1875
Fm. †Tulitidae Buckman 1921
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
Superfm. †Ancyloceratoidea Gill 1871
+
Fm. †Acrioceratidae Vermeulen 2004
Fm. †Ancyloceratidae Gill 1871
Fm. †Hemihoplitidae Spath 1924
Fm. †Heteroceratidae Spath 1922
Fm. †Himantoceratidae Dimitrova 1970
Fm. †Labeceratidae Spath 1925
+
Invalid names: Aleteceratidae Whitehouse 1926 [synonym]
Fm. †Leptoceratoididae Thieuloy 1966
Fm. †Ptychoceratidae Meek 1876
Superfm. †Douvilleiceratoidea Parona and Bonarelli 1897
+
Fm. †Astiericeratidae Breistroffer 1953
Fm. †Douvilleiceratidae Parona and Bonarelli 1897
Fm. †Trochleiceratidae Breistroffer 1951
Superfm. †Protancyloceratoidea Breistroffer 1947
+
Fm. †Aegocrioceratidae Vermeulen 2006
Fm. †Protancyloceratidae Breistroffer 1947
Superfm. †Scaphitoidea Gill 1871
+
Fm. †Scaphitidae Gill 1871
Superfm. †Turrilitoidea Gill 1871
+
Fm. †Anisoceratidae Hyatt 1900
+
Invalid names: Algeritidae Spath 1925 [synonym], Phlycticrioceratidae Spath 1926 [synonym]
Fm. †Baculitidae Gill 1871
Fm. †Diplomoceratidae Spath 1926
Fm. †Hamitidae Gill 1871
Fm. †Nostoceratidae Hyatt 1894
+
Invalid names: Jouaniceratidae Wright 1952 [synonym]
Fm. †Turrilitidae Gill 1871
Invalid names: Diplomocerataceae Spath 1926 [synonym]
Invalid names: Parahoplitoidea Spath 1922 [empty]
Subor. †Haploceratina
+
Superfm. †Haploceratoidea Zittel 1884
+
Fm. †Binneyitidae Reeside 1927
Fm. †Haploceratidae Zittel 1884
Fm. †Hebetoxyitidae Buckman 1924
Fm. †Lissoceratidae Douville 1885
Fm. †Oppeliidae Bonarelli 1894
Fm. †Strigoceratidae Buckman 1914
G. †Tropitoides Spath 1925
Subor. †Olcostephanina Haug 1910
+
Superfm. †Olcostephanoidea Haug 1910
+
Fm. †Olcostephanidae Haug 1910
Subor. †Protancyloceratina Vermeulen 2005
+
Superfm. †Bochianitoidea Spath 1922
+
Fm. †Bochianitidae Spath 1922
Invalid names: Ammonites Bruguière 1789 [nomen vanum], Ancylocerina [empty], Cardiocerina [empty], Perisphinctina Steinmann 1890 [empty], Psilocerina [empty], Stephanocerina [empty]
G. †Aptychus von Meyer 1861
+
Aptychus knoxvillensis Stanton 1895
Fm. †Aulicostephanidae Spath 1924
+
G. †Sutnaria Reinecke 1818
+
Sutnaria apora Oppel 1863
Or. †Ceratitida Hyatt 1884 [ceratite]
+
G. †Anfaceras
Superfm. †Arcestoidea Mojsisovics 1875
+
Fm. †Arcestidae Mojsisovics 1875
+
G. †Anisarcestes Kittl 1908
G. †Arcestes Suess 1865
G. †Galeites Rollier 1909
G. †Gonarcestes Diener 1919
G. †Proarcestes Mojsisovic 1893
G. †Rhaetites Hyatt 1900
G. †Stenarcestes von Mojsisovics 1895
Invalid names: Joannitinae von Mojsisovics 1882 [empty], Lobitinae von Mojsisovics 1882 [empty]
Fm. †Cladiscitidae Zittel 1884
+
Subfm. †Cladiscitinae Zittel 1884
Subfm. †Procladiscitinae Gamsjäger 1982
Fm. †Joannitidae von Mojsisovics 1882
+
G. †Joannites Mojsisovics 1879
G. †Romanites Kittl 1908
Fm. †Proarcestidae Wiedmann 1973
+
G. †Nevadisculites Bucher 1988
Fm. †Sphingitidae Arthaber 1911
+
G. †Sphingites Mojsisovics 1879
Fm. †Arctohungaritidae Vavilov 1992
+
G. †Arctohungarites Diener 1916
+
Arctohungarites burgaliensis Bychkov et al. 1976
Arctohungarites evolutus Vavilov 1978
Arctohungarites involutus Kiparisova 1937
Arctohungarites tregoi Bucher 1992
Arctohungarites triformis Mojsisovics 1886
G. †Boreiohungarites Dagys 2001
G. †Epiczekanowskites Popov 1961
G. †Kendelena Dagys 2001
G. †Orientohungarites Dagys 2001
G. †Timites Dagys 2001
G. †Tuaroceras Dagys 2001
G. †Bajarunia Dagys 1983
+
Bajarunia alexeevae Popov 1961
Bajarunia confusionensis Guex et al. 2005
Bajarunia eiekitensis Popov 1962
Bajarunia euomphala Keyserling 1845
Bajarunia magna Zakharov and Smyshlyaeva 2016
Bajarunia pilata Hyatt and Smith 1905
+
Invalid names: Meekoceras curticostatum Smith 1932 [synonym], Meekoceras micromphalus Smith 1932 [synonym], Meekoceras sanctorum Smith 1932 [synonym]
G. †Caribouceras Brayard et al. 2019
+
Caribouceras slugense Brayard et al. 2019
G. †Carteria Guex et al. 2005
+
Carteria hotspringensis Guex et al. 2005
Subor. †Ceratitina Hyatt 1884
+
Fm. †Acrochordiceratidae Arthaber 1911
+
G. †Acrochordiceras Hyatt 1877
+
Invalid names: Epacrochordiceras Spath 1934 [synonym], Haydenites Diener 1907 [synonym], Silesiacrochordiceras Diener 1916 [synonym]
G. †Bradyia Bucher 2002
G. †Columboceras Bucher 2002
G. †Globacrochordiceras Monnet et al. 2013
G. †Paracrochordiceras Spath 1934
+
Invalid names: Caucasochordiceras Shevyrev 1995 [synonym], Eoacrochordiceras Wang 1978 [synonym], Preflorianitoides Wang 1978 [synonym], Proacrochordiceras Korschinskaya 1983 [synonym]
G. †Pseudacrochordiceras Tozer 1994
Fm. †Celtitidae
+
G. †Indoceltites Diener 1919
G. †Kasimlarceltites Lukeneder and Lukeneder 2014
Fm. †Meekoceratidae Waagen 1895
+
G. †Acutomeekoceras Jenks et al. 2010
G. †Ambitoides Shigeta and Zakharov 2009
G. †Juvenites Smith 1927
G. †Karangatites Popov 1968
Invalid names: Arctoceratinae Hyatt 1900 [empty], Flemingitinae Hyatt 1900 [empty], Kymatitinae Waagen 1895 [empty], Meekoceratinae Waagen 1895 [empty]
Fm. †Paranannitidae Spath 1930
+
G. †Arianites Arthaber 1911
G. †Chioceras Renz and Renz 1948
G. †Chiotites Renz and Renz 1948
G. †Epiceltites Arthaber 1911
G. †Isculitioides Spath 1930
G. †Metinyoites Spath 1930
G. †Monacanthinites Tozer 1965
G. †Omanites Brühwiler and Bucher 2012
G. †Owenites Hyatt and Smith 1905
+
Invalid names: Parowenites Spath 1934 [synonym], Pseudowenites Chao 1959 [synonym]
G. †Prosphingitoides Shevyrev 1995
G. †Protropites Arthaber 1911
G. †Pseudoprosphingites Shevyrev 1995
G. †Steckites Brühwiler et al. 2012
G. †Subowenites Popov 1962
G. †Zenoites Renz and Renz 1948
Fm. †Ussuriidae Spath 1930
+
G. †Parussuria Spath 1934
G. †Ussuria Diener 1895
Invalid names: Clydonitoidea von Mojsisovics 1879 [empty]
Superfm. †Ceratitoidea Mojsisovics 1879
+
Fm. †Badiotitidae Hyatt 1900
+
G. †Badiotites Mojsisovics 1879
G. †Orthoceltites Spath 1951
Fm. †Balatonitidae Spath 1951
+
G. †Augustaceras Bucher 1988
G. †Balatonites Mojsisovics 1879
G. †Cuccoceras Diener 1907
G. †Ginsburgites Bucher 1992
G. †Huishuites Zhao and Wang 1974
G. †Platycuccoceras Bucher 1988
G. †Robinsonites Shevyrev 1995
Fm. †Ceratitidae Mojsisovics 1879
+
Subfm. †Beyrichitinae Spath 1934
G. †Bugunzhites Shevyrev 1995
Subfm. †Bulogitinae Mietto and Manfrin 2005
Subfm. †Ceratitinae Mojsisovics 1879
+
Invalid names: Alloceratitinae Kozur 1973 [synonym]
G. †Eutomoceras Hyatt 1877
Subfm. †Nevaditinae Tozer 1994
Subfm. †Paraceratitinae Silberling 1962
G. †Parinaia Fantini Sestini 1994
G. †Peripleurocyclus Diener 1907
G. †Popinites Salopek 1915
+
Invalid names: Bosnites Frech 1912 [synonym]
Invalid names: Ceratites thuringiacus Riedel 1916 [nomen dubium]
Fm. †Dinaritidae Mojsisovics 1882
+
G. †Balkanites Ganev 1966
G. †Bittnerites Kittl 1903
G. †Carniolites Arthaber 1911
G. †Cowboyiceras Guex et al. 2005
G. †Dagnoceras Arthaber 1911
G. †Dinarites von Mojsisovics 1882
G. †Pseudodinarites Hyatt 1900
G. †Stacheites Kittl 1903
G. †Sutinaites Golubić 1999
Invalid names: Dagnoceratinae Spath 1934 [invalid subgroup], Dinaritinae von Mojsisovics 1882 [empty]
Fm. †Hungaritidae Waagen 1895
+
G. †Bullatihungarites Vörös 2018
G. †Gevanites Parnes 1975
G. †Hungarites Mojsisovics 1879
G. †Iberites Hyatt 1900
G. †Israelites Parnes 1962
G. †Negebites Parnes 1962
G. †Nodihungarites Vörös 2018
G. †Paraceratitoides Parnes 1975
G. †Perrinoceras Johnston 1941
Fm. †Rimkinitidae Wang and He 1976
+
G. †Rimkinites Mojsisovics 1902
Superfm. †Choristoceratoidea Hyatt 1900
+
Fm. †Choristoceratidae Hyatt 1900
+
G. †Choristoceras Hauer 1865
G. †Peripleurites Mojsisovics 1893
G. †Rhabdoceras Hauer 1860
G. †Vandaites Tozer 1979
Fm. †Cochloceratidae Hyatt 1900
+
G. †Cochloceras Hauer 1860
G. †Paracochloceras Mojsisovics 1893
Fm. †Cycloceltitidae Tozer 1979
+
G. †Cycloceltites Mojsisovics 1893
G. †Neotenoceras Tozer 1994
G. †Ophiorhabdoceras Tozer 1994
Invalid names: Rhabdoceratidae Tozer 1979 [empty]
Superfm. †Clydonitaceae Mojsisovics 1879
+
Fm. †Clionitidae Arabu 1932
+
G. †Californites Hyatt and Smith 1905
G. †Clionitites Strand 1929
+
Invalid names: Clionites Mojsisovics 1893 [replaced]
G. †Indoclionites Diener 1916
G. †Leconteia Hyatt and Smith 1905
+
Invalid names: Leconteiceras Smith 1914 [objective synonym]
G. †Sympolycyclus Spath 1951
Fm. †Clydonitidae Mojsisovics 1879
+
G. †Clydonites Hauer 1860
G. †Ophiceltites Tatzreiter 1981
Fm. †Heraclitidae Diener 1920
+
G. †Heraclites Mojsisovics
G. †Wangoceras Tozer 1980
Fm. †Sandlingitidae Tozer 1971
+
G. †Eremites Mojsisovics 1893
G. †Glamocites Diener 1917
G. †Sandlingites Mojsisovics 1893
G. †Shastites Hyatt and Smith 1905
G. †Traskites Hyatt and Smith 1905
Fm. †Steinmannitidae Tozer 1994
+
G. †Alloclionites Spath 1951
G. †Baoenites Tatzreiter 1981
G. †Bihatites Tatzreiter 1980
G. †Brouwerites Diener 1923
G. †Eosteinmannites Tatzreiter 1980
G. †Metaclionites Tozer 1994
G. †Nannosteinmannites Tatzreiter 1985
G. †Scheutzites Tatzreiter 1985
G. †Steinmannites Mojsisovics 1893
Fm. †Thetiditidae Tozer 1971
+
G. †Acanthothetidites Tatzreiter 1980
G. †Eothetidites Tozer 1994
G. †Helictites Mojsisovics 1893
G. †Idaoceras Tozer 1994
G. †Leislingites Tatzreiter 1980
G. †Nassichukites Tozer 1979
G. †Parathetidites Tozer 1971
G. †Pseudothetidites Jeannet 1958
G. †Thetidites von Mojsisovics 1896
Fm. †Tibetitidae Hyatt 1900
+
G. †Ammotibetites Krystyn 1982
G. †Anatibetites von Mojsisovics 1896
Subfm. †Cyrtopleuritinae Diener 1925
G. †Lanpingoceras Liang 1977
G. †Metacarnites Diener 1908
G. †Metatibetites Zhao and Wang 1976
G. †Nodotibetites Zhao and Wang 1973
G. †Palicites Gemmellaro 1904
G. †Paratibetites von Mojsisovics 1896
G. †Pterotoceras Welter 1915
G. †Tibetites Mojsisovics 1896
Subfm. †Tibetitinae Hyatt 1900
G. †Coeloceltites Spath 1951
+
G. †Courtilloticeras Guex et al. 2005
+
Courtilloticeras stevensi Guex et al. 2005
Superfm. †Danubitoidea Spath 1951
+
Fm. †Aplococeratidae Spath 1951
+
G. †Apleuroceras Hyatt 1900
G. †Aplococeras Hyatt 1900
+
Invalid names: Pseudaplococeras Spath 1951 [synonym]
G. †Epiceratites Diener 1915
G. †Gervasuttia Fantini Sestini 1994
G. †Laboceras Shevyrev 1961
G. †Metadinarites Spath 1951
G. †Velebites Salopek 1918
Fm. †Danubitidae Spath 1951
+
G. †Danubites Mojsisovics 1893
+
Invalid names: Florianites Hyatt 1900 [synonym]
Subfm. †Danubitinae Spath 1951
G. †Eodanubites Wang 1978
G. †Judicarites Mojsisovics 1896
G. †Paradanubites Shevyrev 1968
G. †Pseudodanubites Hyatt 1900
G. †Taimyrites Vavilov and Arkadiev 1986
G. †Unionvillites Silberling and Nichols 1982
Fm. †Lecanitidae Hyatt 1900
+
G. †Lecanites von Mojsisovics 1882
Fm. †Longobarditidae Spath 1951
+
Subfm. †Czekanowskitinae Tozer 1994
G. †Dalmatites Kittl 1903
Subfm. †Groenlanditinae Asserto 1966
Subfm. †Longobarditinae Spath 1951
Subfm. †Noetlingitinae Parnes 1975
Invalid names: Grambergiinae Popov 1961 [empty]
Invalid names: Badiotitdae Hyatt 1900 [empty]
Superfm. †Dinaritoidea Mojsisovics 1882
+
Fm. †Columbitidae Spath 1934
+
G. †Columbites Hyatt and Smith 1905
G. †Glabercolumbites Guex et al. 2005
G. †Idahocolumbites Guex et al. 2005
G. †Marcouxia Guex et al. 2005
G. †Neocolumbites Zacharov 1968
G. †Paradinarites Zhao 1950
G. †Procolumbites Astachova 1960
G. †Pseudoharpoceras Waagen 1895
G. †Rudolftruempyiceras Guex and Bylund 2010
+
Invalid names: Boreoceras Dagis and Ermakova 1988 [replaced]
G. †Subcolumbites Spath 1930
G. †Subfengshanites Zakharov et al. 2008
G. †Tardicolumbites Guex et al. 2005
G. †Yvesgalleticeras Guex et al. 2005
Fm. †Hellenitidae Kummel 1952
+
G. †Hellenites Renz and Renz 1948
+
Invalid names: Pseudarniotites Spath 1951 [synonym]
Fm. †Kazakhstanitidae Shevyrev 1986
+
G. †Kazakhstanites Shevyrev 1968
Fm. †Keyserlingitidae Zacharov 1970
+
G. †Goricanites Guex et al. 2005
G. †Keyserlingites Hyatt 1900
+
Invalid names: Durgaites Diener 1905 [synonym], Robustites Philippi 1901 [objective synonym]
G. †Monacanthites Tozer 1965
G. †Pseudokeyserlingites Bucher 1989
G. †Subolenekites Zakharov 1978
Fm. †Khvalynitidae Tozer 1981
+
G. †Alanites Shevyrev 1968
G. †Ismidites Arthaber 1915
G. †Khvalynites Shevyrev 1968
G. †Koipatoceras Silberling and Nichols 1982
G. †Metadagnoceras Tozer 1965
G. †Vorobyevites Shevyrev 1995
Fm. †Olenikitidae Tozer 1971
+
G. †Hyrcanites Shevyrev 1968
G. †Olenikites Hyatt 1900
G. †Pseudosvalbardiceras Dagis and Ermakova 1988
G. †Svalbardiceras Frebold 1930
G. †Tjururpites Shevyrev 1968
Fm. †Paragoceratidae Guex et al. 2010
+
G. †Ceccaisculitoides Guex et al. 2005
G. †Epiceltitoides Guex 1978
G. †Fengshanites Chao 1950
G. †Isculitoides Spath 1930
+
Invalid names: Isculites Arthaber 1911 [replaced]
G. †Paragoceras Arthaber 1911
+
Invalid names: Arnautoceltites Diener 1916 [synonym]
G. †Prenkites Arthaber 1911
G. †Tunglanites Zhao 1959
Fm. †Sibiritidae Mojsisovics 1896
+
G. †Epiboreoceras Dagys 1999
G. †Parasibirites Popov 1962
G. †Praesibirites Dagis and Ermakova 1988
G. †Sibirites Mojsisovics 1886
Subfm. †Silberlingitinae Bucher 1989
G. †Timoceras Dagis and Ermakova 1988
Fm. †Stephanitidae Arthaber 1896
+
G. †Amphistephanites Zakharov 1978
G. †Parastephanites Hyatt 1900
+
Invalid names: Acrochordiceroides Spath 1929 [synonym]
G. †Stephanites Waagen 1895
Fm. †Tirolitidae von Mojsisovics 1882
+
G. †Diaplococeras Hyatt 1900
G. †Dorikranites Hyatt 1889
+
Invalid names: Subdoricranites Astakhova 1960 [synonym]
G. †Tirolites Mojsisovics 1879
+
Invalid names: Hololobus Kittl 1903 [synonym], Svilajites Kittl 1903 [synonym], Tirolitoides Spath 1934 [synonym]
Invalid names: Dorikranitidae Astachova 1960 [synonym]
G. †Eschericeratites Guex et al. 2005
+
Eschericeratites lytoceratoides Guex et al. 2005
G. †Haidingerites Mojsisovics 1893
+
G. †Jeanbesseiceras Guex et al. 2005
+
Jeanbesseiceras jacksoni Hyatt and Smith 1905
G. †Larenites Brayard and Bucher 2008
+
Larenites reticulatus Tozer 1994
Superfm. †Lobitaceae Mojsisovics 1882
+
Fm. †Lobitidae von Mojsisovics 1882
+
G. †Coroceras Hyatt 1877
G. †Indolobites Renz 1911
G. †Lobites von Mojsisovics 1875
G. †Orestites Renz 1910
G. †Paralobites von Mojsisovics 1902
G. †Psilolobites Renz 1911
Superfm. †Meekocerataceae Waagen 1895
+
Fm. †Byrrangoceratidae Dagys 1997
+
G. †Byrrangoceras Dagys 1997
Fm. †Flemingitidae Hyatt 1900
+
G. †Anaflemingites Kummel and Steele 1962
G. †Anaxenaspis Kiparisova 1956
G. †Baidites Brühwiler and Bucher 2012
G. †Balhaeceras Shigeta and Zakharov 2009
G. †Bandoites Zakharov 1987
G. †Euflemingites Spath 1934
G. †Flemingites Waagen 1892
G. †Guangxiceras Brayard and Bucher 2008
G. †Hermannites Brühwiler et al. 2012
G. †Palaeokazachstanites Zakharov 1978
G. †Pseudoflemingites Spath 1930
G. †Rohillites Waterhouse 1996
G. †Shamaraites Shigeta and Zakharov 2009
G. †Subbalhaeceras Zakharov and Moussavi Abnavi 2013
G. †Subflemingites Spath 1934
G. †Ussuriflemingites Shigeta and Zakharov 2009
G. †Xenodiscoides Spath 1930
Fm. †Gyronitidae Waagen 1895
+
G. †Abrekites Shigeta and Zakharov 2009
G. †Ambites Waagen 1895
+
Invalid names: Gyrolecanites Spath 1934 [synonym], Lilangia Waterhouse 1996 [synonym], Pleurambites Tozer 1994 [synonym]
G. †Gyronites Waagen 1895
G. †Gyrophiceras Spath 1934
G. †Kingites Waagen 1895
G. †Kymatites Waagen 1895
G. †Lingyunites Chao 1950
G. †Meekophiceras Tozer 1994
G. †Mudiceras Brühwiler et al. 2010
G. †Parakymatites Waagen 1895
G. †Subradioceras Smyshlyaeva and Zakharov 2015
Invalid names: Catalecanites Spath 1934 [nomen dubium]
Fm. †Ophiceratidae Arthaber 1911
+
G. †Discophiceras Spath 1935
G. †Ghazalaites Ware and Bucher 2018
G. †Kyoktites Ware and Bucher 2018
G. †Lytophiceras Spath 1930
G. †Ophiceras Griesbach 1880
+
Invalid names: Acanthophiceras Diener 1916 [synonym]
G. †Protophiceras Hyatt 1900
G. †Shangganites Brühwiler et al. 2008
G. †Vishnuites Diener 1897
+
Invalid names: Pseudovishnuites Zakharov and Mu 2007 [synonym]
G. †Wordieoceras Tozer 1971
Subor. †Meekoceratina
+
Superfm. †Meekoceratoidea Waagen 1895
+
Fm. †Albanitidae Tozer 1994
Fm. †Arctoceratidae Arthaber 1911
Fm. †Dieneroceratidae Kummel 1952
Fm. †Inyoitidae Spath 1934
Fm. †Melagathiceratidae Tozer 1971
Fm. †Mullericeratidae Ware et al. 2011
Fm. †Prionitidae Hyatt 1900
Fm. †Proptychitidae Waagen 1895
Superfm. †Megaphyllitoidea Mojsisovics 1896
+
Fm. †Megaphyllitidae Mojsisovics 1896
+
G. †Dobrogeites Kittl 1908
G. †Humboldtites Silberling and Nichols 1982
G. †Megaphyllites Mojsisovics 1879
G. †Metasturia Spath 1951
G. †Nitanoceras McLearn 1937
G. †Ptychopopanoceras Spath 1951
Fm. †Parapopanoceratidae Tozer 1971
+
G. †Amphipopanoceras Vovina 1947
G. †Globopopanoceras Waterhouse 1997
+
Invalid names: Neopopanoceras Spath 1951 [replaced]
G. †Parapopanoceras Haug 1894
G. †Stenopopanoceras Popov 1961
Fm. †Procarnitidae Zhao 1959
+
G. †Digitophyllites Zhao 1950
G. †Procarinites Arthaber 1911
G. †Procarnites Arthaber 1911
Fm. †Prosphingitidae Zacharov 1978
+
G. †Prosphingites Mojsisovics 1886
G. †Metussuria Spath 1934
Superfm. †Nathorstitaceae Spath 1951
+
Fm. †Nathorstitidae Spath 1951
+
G. †Indigirites Popov 1947
G. †Metasphingites Popov 1961
G. †Nathorstites Boehm 1903
+
Invalid names: Paraindigirites Popov 1946 [synonym]
G. †Stolleyites Archipov 1974
Fm. †Proteusitidae Spath 1951
+
G. †Proteusites Hauer 1887
G. †Tozerites Silberling and Nichols 1982
G. †Tropigastrites Smith 1914
Fm. †Thanamitidae Tozer 1971
+
G. †Drumoceras Wang and He 1976
G. †Otoceltites Diener 1916
G. †Thanamites Diener 1908
Fm. †Tsvetkovitidae Dagys and Konstantinov 1997
+
G. †Eonathorstites Tozer 1994
G. †Tsvetkovites Vavilov and Korchinskya 1973
+
Invalid names: Sudordachites Archipov 1974 [synonym]
Superfm. †Noritoidea Karpinsky 1889
+
Fm. †Lanceolitidae Spath 1934
+
G. †Lanceolites Hyatt and Smith 1905
Fm. †Noritidae Karpinsky 1889
+
G. †Ananorites Diener 1907
G. †Arthaberites Diener 1900
G. †Bosnites Hauer 1896
G. †Doaboceras Boulin et al. 1979
G. †Metahedenstroemia Spath 1934
G. †Neoclypites Spath 1951
G. †Norites Mojsisovics 1869
G. †Subalbanites Zakharov 1978
Invalid names: Ananorites Diener 1907 [valid], Arthaberites Diener 1900 [valid], Bosnites Hauer 1896 [valid], Doaboceras Boulin et al. 1979 [valid], Metahedenstroemia Spath 1934 [valid], Neoclypites Spath 1951 [valid], Norites Mojsisovics 1869 [valid], Subalbanites Zakharov 1978 [valid]
Fm. †Noritidae Karpinsky 1889
+
G. †Ananorites Diener 1907
G. †Arthaberites Diener 1900
G. †Bosnites Hauer 1896
G. †Doaboceras Boulin et al. 1979
G. †Metahedenstroemia Spath 1934
G. †Neoclypites Spath 1951
G. †Norites Mojsisovics 1869
G. †Subalbanites Zakharov 1978
Invalid names: Ananorites Diener 1907 [valid], Arthaberites Diener 1900 [valid], Bosnites Hauer 1896 [valid], Doaboceras Boulin et al. 1979 [valid], Metahedenstroemia Spath 1934 [valid], Neoclypites Spath 1951 [valid], Norites Mojsisovics 1869 [valid], Subalbanites Zakharov 1978 [valid]
Fm. †Paranoritidae Spath 1930
+
G. †Awanites Ware and Bucher 2018
G. †Koiloceras Brühwiler and Bucher 2012
G. †Koninckites Waagen 1895
+
Invalid names: Prejuvenites Waterhouse 1996 [synonym]
G. †Paranorites Waagen 1895
G. †Pashtunites Ware and Bucher 2018
G. †Radioceras Waterhouse 1996
G. †Vavilovites Tozer 1971
G. †Obrutchevites Vavilov 1977
+
Obrutchevites prodigialis Vavilov 1977
Subor. †Otoceratina Shevyrev and Ermakova 1979
+
Superfm. †Otoceratoidea Hyatt 1900
+
Fm. †Anderssonoceratidae Ruzhencev 1959
Fm. †Araxoceratidae Ruzhencev 1959
Fm. †Otoceratidae Hyatt 1900
Invalid names: Vavilovitidae Zakharov 2002 [empty]
Fm. †Owenitidae Spath 1934
+
G. †Parasphingites Popov 1961
+
Subor. †Paraceltitina Shevyrev 1968
+
Superfm. †Xenodiscoidea Frech 1902
+
Fm. †Dzhulfitidae Shevyrev 1965
Fm. †Dzulfitidae Shevyrev 1965
Fm. †Hemilecanitidae Guex et al. 2010
Fm. †Huananoceratidae Zhao et al. 1978
Fm. †Kashmiritidae Spath 1934
G. †Kraffticeras Brühwiler et al. 2012
Fm. †Liuchengoceratidae Zhao et al. 1978
Fm. †Paraceltitidae Spath 1930
Fm. †Pleuronodoceratidae Zhao et al. 1978
Fm. †Pseudotirolitidae Zhao 1965
Fm. †Tapashanitidae Zhao et al. 1978
Fm. †Xenoceltitidae Spath 1930
Fm. †Xenodiscidae Frech 1902
G. †Paraganides Hyatt and Smith 1905
+
Paraganides californicus Hyatt and Smith 1905
Superfm. †Pinacoceratoidea Mojsisovics 1879
+
Fm. †Carnitidae Arthaber 1911
+
G. †Carnites Mojsisovics 1873
G. †Pseudocarnites Simionescu 1913
Fm. †Gymnitidae Waagen 1895
+
G. †Constrigymnites Bucher 1992
G. †Costigymnites Krystyn and Tatzreiter 1991
G. †Eogymnites Spath 1951
G. †Epigymnites Diener 1916
G. †Gymnites von Mojsisovics 1882
Subfm. †Gymnitinae Tozer 1994
Subfm. †Japonitinae Tozer 1971
G. †Kiparisovia Bychkov et al. 1976
G. †Parapinacoceras Diener 1916
G. †Paraplacites Oravecz 1962
G. †Phyllytoceras Wiedmann 1970
Subfm. †Placitinae Wang and He 1976
G. †Protoplatytes Cockerell 1905
+
Invalid names: Platytes von Mojsisovics 1902 [replaced]
G. †Tropigymnites Spath 1951
G. †Xiphogymnites Spath 1951
Fm. †Japonitidae Tozer 1971
+
G. †Aegeiceras Fantini Sestini 1981
G. †Bukowskiites Diener 1907
G. †Japonites Mojsisovics 1893
Fm. †Klamathitidae Tozer 1994
+
G. †Dieneria Hyatt and Smith 1905
G. †Klamathites Smith 1927
G. †Parahauerites Diener 1916
+
Invalid names: Fremontites Smith 1927 [objective synonym]
Fm. †Pinacoceratidae Mojsisovics 1879
+
G. †Bambanagites von Mojsisovics 1896
G. †Eupinacoceras Spath 1951
+
Invalid names: Parapinacoceras Arthaber 1927 [replaced]
G. †Pinacoceras von Mojsisovics 1873
G. †Pinacoplacites Diener 1916
G. †Pompeckjites von Mojsisovics 1902
G. †Praepinacoceras Fantini Sestini 1992
Invalid names: Ptychitinae von Mojsisovics 1882 [empty]
Fm. †Ptychitidae von Mojsisovics 1882
+
G. †Arctoptychites Archipov et al. 1974
G. †Aristoptychites Diener 1916
G. †Eosturia Bando and Ehiro 1982
G. †Flexoptychites Spath 1951
G. †Istreites Simionescu 1913
G. †Lanceoptychites Balini 1998
G. †Malletoptychites Diener 1916
G. †Ptychites Mojsisovics 1875
Fm. †Sturiidae Kipsarova 1958
+
G. †Discoptychites Diener 1916
G. †Parasturia Spath 1951
G. †Psilosturia Diener 1916
G. †Sturia von Mojsisovics 1882
G. †Ziyunites Wang 1978
G. †Poporites
G. †Proavites Arthaber 1896
+
Proavites benigari Kraus 1916
Proavites hueffeli Arthaber 1896
+
Invalid names: Proavites avitus Arthaber 1896 [synonym], Proavites marginatus Arthaber 1896 [synonym]
G. †Procurvoceratites Brayard and Bucher 2008
+
Procurvoceratites ampliatus Brayard and Bucher 2008
Procurvoceratites pygmaeus Brayard and Bucher 2008
Procurvoceratites subtabulatus Brayard and Bucher 2008
Subor. †Proptychitina Zakharov and Moussavi Abnavi 2013
+
Superfm. †Proptychitoidea Waagen 1895
+
Invalid names: Clypeoceratidae Waterhouse 1996 [empty]
G. †Protoceras Spath 1930
Superfm. †Ptychitaceae Mojsisovics 1882
+
Fm. †Eosagenitidae Tozer 1994
+
G. †Eosagenites Tozer 1971
G. †Girthiceras Diener 1909
Fm. †Isculitidae Spath 1951
+
G. †Columbisculites Tozer 1994
G. †Hypisculties Spath 1951
G. †Isculites Mojsisovics 1886
+
Invalid names: Alloptychites Spath 1951 [synonym], Smithoceras Diener 1907 [synonym], Spitisculites Diener 1916 [objective synonym]
G. †Phyllosphaerites Shevyrev 1995
G. †Ptychosphaerites Spath 1951
+
Invalid names: Sphaerites Arthaber 1896 [replaced]
Superfm. †Sagecerataceae Hyatt 1884
+
Fm. †Aspenitidae Spath 1934
+
G. †Aspenites Hyatt and Smith 1905
+
Invalid names: Hemiaspenites Kummel and Steele 1962 [synonym]
G. †Beatites Arthaber 1911
G. †Pseudaspenites Spath 1934
G. †Ussuriaspenites Zakharov and Smyshlyaeva 2013
Fm. †Hedenstroemiidae Waagen 1895
+
G. †Beneckeia von Mojsisovics 1882
G. †Clypites Waagen 1895
G. †Cordillerites Hyatt and Smith 1905
+
Invalid names: Epihedenstroemia Spath 1934 [synonym]
G. †Hedenstroemia Waagen 1895
+
Invalid names: Anahedenstroemia Hyatt 1900 [synonym], Pseudohedenstroemia [synonym]
Subfm. †Hedenstromeniinae Waagen 1895
G. †Mesohedenstroemia Chao 1959
G. †Parahedenstroemia Spath 1934
G. †Pseudosageceras Diener 1895
+
Invalid names: Frechiceras von Krafft 1902 [synonym], Lilastroemia Waterhouse 1996 [synonym]
G. †Tellerites Mojsisovics 1902
Invalid names: Aspenitinae Spath 1934 [empty], Beneckeiinae Waagen 1895 [empty], Lanceolitinae Spath 1934 [empty]
Fm. †Sageceratidae Hyatt 1884
+
G. †Parasageceras Welter 1915
G. †Sageceras Mojsisovics 1873
G. †Subacerites Ware and Bucher 2018
+
Subacerites friski Ware and Bucher 2018
G. †Tapponnierites Guex et al. 2005
+
Tapponnierites tenuicostatus Guex et al. 2005
Superfm. †Trachyceratoidea Haug 1894
+
Fm. †Buchitidae Hyatt 1900
+
G. †Buchites Mojsisovics 1900
Fm. †Distichitidae Diener 1920
+
G. †Distichites Mojsisovics 1893
G. †Ectolcites Mojsisovics 1893
G. †Leiodistichites Tozer 1994
G. †Mesodistichites Krystyn et al. 2019
G. †Paradistichites Diener 1916
G. †Pleurodistichites Tozer 1980
G. †Trachypleuraspidites Diener 1906
Fm. †Dronovitidae Shevyrev 1990
+
G. †Dronovites Shevyrev 1990
Fm. †Noridiscitidae Spath 1951
+
G. †Nairites Kiparisova and Azarian 1963
G. †Noridiscites Spath 1951
Fm. †Trachyceratidae Haug 1894
+
Subfm. †Anolcitinae Mietto and Manfrin 2008
Subfm. †Arpaditinae Hyatt 1900
G. †Boreotrachyceras Konstantinov 2012
G. †Brotheotrachyceras Urlichs 1994
G. †Hannaoceras Tomlin 1931
+
Invalid names: Polycyclus Mojsisovics 1889 [replaced], Polysphinctoceras Spath 1934 [objective synonym], Smithoceras Hanna 1924 [replaced]
Subfm. †Haoceratinae Balini and Zou 2015
G. †Langdaiceras Wang 1983
G. †Nannites Mojsisovics 1881
G. †Okhototrachyceras Konstantinov 2012
Subfm. †Protrachyceratinae Tozer 1971
Subfm. †Sirenitinae Tozer 1971
Subfm. †Trachyceratinae Haug 1894
Invalid names: Nannitidae Diener 1897 [synonym]
Invalid names: Arpaditidae Hyatt 1900 [empty]
Superfm. †Tropitaceae Mojsisovics 1875
+
Fm. †Adygeitidae Shevyrev 1995
+
G. †Adygeites Shevyrev 1995
Fm. †Didymitidae Haug 1894
+
G. †Didymites von Mojsisovics 1875
G. †Neodidymites Tozer 1994
G. †Paradidymites Diener 1916
G. †Timorodidymites Diener 1916
Fm. †Episculitidae Spath 1951
+
G. †Episculites Spath 1951
G. †Hypisculites Spath 1951
G. †Martolites Diener 1916
G. †Parisculites Tozer 1994
Fm. †Haloritidae Mojsisovics 1893
+
G. †Anatomites Mojsisovics 1893
G. †Gnomohalorites Tozer 1979
G. †Halorites Mojsisovics 1879
Subfm. †Haloritinae Mojsisovics 1893
Subfm. †Juvavitinae Tozer 1971
G. †Molengraaffites Welter 1914
G. †Paraguembelites Tozer 1979
G. †Parajuvavites von Mojsisovics 1896
Subfm. †Sagenitinae Spath 1951
Subfm. †Tropihaloritinae Shevyrev 1990
Fm. †Juvavitidae Tozer 1971
+
G. †Bacchites Smith 1927
G. †Dimorphites Mojsisovics 1893
G. †Discomalayites Tozer 1994
G. †Dryojuvavites Tozer 1994
G. †Epijuvavites Krystyn 1982
G. †Goniojuvavites Krystyn 1982
G. †Gonionotites Gemmellaro 1904
G. †Griesbachites von Mojsisovics 1896
G. †Guembelites Mojsisovics 1896
G. †Indojuvavites Diener 1916
G. †Juvavites Mojsisovics 1879
G. †Malayites Welter 1914
+
Invalid names: Heinrichites Diener 1921 [synonym]
G. †Margarijuvavites Tozer 1994
G. †Omojuvavites Tozer 1994
G. †Projuvavites Tozer 1971
G. †Pseudocardioceras Tozer 1971
Fm. †Metasibiritidae Spath 1951
+
G. †Gabboceras Taylor and Guex 2002
G. †Lissonites Tozer 1979
G. †Metasibirites Mojsisovics 1896
G. †Tozeria Tatzreiter 1985
Fm. †Parathisbitidae Tozer 1994
+
G. †Daphnites Mojsisovics 1893
G. †Jellinekites Diener 1906
G. †Parathisbites Mojsisovics 1893
G. †Phormedites Mojsisovics 1893
G. †Siculites Gemmellaro 1904
Fm. †Thisbitidae Spath 1951
+
G. †Hadrothisbites Tozer 1994
G. †Metathisbites Tozer 1994
G. †Mojsisovicsites Gemmellaro 1904
G. †Stikinoceras McLearn 1930
G. †Thisbites Mojsisovics 1893
G. †Tropithisbites Tozer 1994
Fm. †Tropiceltitidae Spath 1951
+
G. †Arnioceltites Mojsisovics 1893
G. †Discostyrites Tozer 1994
G. †Styrites Mojsisovics 1893
G. †Tardeceras Hyatt and Smith 1905
G. †Tornquistites Hyatt and Smith 1905
G. †Tropiceltites Mojsisovics 1893
Fm. †Tropitidae Mojsisovics 1875
+
G. †Acanthotropites Tozer 1994
G. †Anatropites Mojsisovics 1893
G. †Arctotropites Tozer 1994
G. †Arietoceltites Diener 1916
G. †Discotropites Hyatt and Smith 1905
+
Invalid names: Pleuropinacoceras Wang and He 1976 [synonym]
G. †Euisculites Spath 1951
G. †Gymnotropites Hyatt and Smith 1905
G. †Homerites Mojsisovics 1893
G. †Homeroceras Tozer 1994
G. †Hoplotropites Spath 1929
+
Invalid names: Margarites Mojsisovics 1893 [replaced]
G. †Indonesites Welter 1914
G. †Jovites Mojsisovics 1893
+
Invalid names: Timorotropites Diener 1916 [synonym]
G. †Margaritropites Diener 1916
G. †Microtropites Mojsisovics 1893
G. †Paratropites Mojsisovics 1893
G. †Paulotropites Mojsisovics 1893
G. †Platotropites Wang and He 1976
G. †Pleurotropites Tozer 1994
G. †Sibyllites Mojsisovics 1893
G. †Tritropidoceras Schenk 1935
G. †Tropites Mojsisovics 1875
Invalid names: Tropiceltidae Spath [empty]
Invalid names: Arcestina [empty], Ceratites whitneyi Gabb 1864 [nomen vanum], Ceratitiaceae Mojsisovics 1879 [empty], Cycloceratidae [empty], Glabrites Waterhouse 1999 [nomen dubium], Glabrites involucrus Waterhouse 1999 [nomen dubium], Lobitina [empty], Megaphyllitina [empty], Otocerina [empty], Pinacocerina [empty], Ptychitina [empty]
Or. †Clymeniida Hyatt 1884
+
G. †Borkinia
Subor. †Clymeniina Hyatt 1884
+
Superfm. †Clymeniaceae Edwards 1849
+
Fm. †Clymeniidae Edwards 1849
Fm. †Kosmoclymeniidae Korn and Price 1987
Superfm. †Gonioclymeniaceae Hyatt 1884
+
Fm. †Costaclymeniidae Ruzhencev 1957
Fm. †Gonioclymeniidae Hyatt 1884
Fm. †Sellaclymeniidae Schindewolf 1923
Fm. †Sphenoclymeniidae Korn 1992
Superfm. †Platyclymeniaceae Wedekind 1914
+
Fm. †Glatziellidae Schindewolf 1928
Fm. †Piriclymeniidae Korn 1992
Fm. †Platyclymeniidae Wedekind 1914
Subor. †Cyrtoclymeniina Korn 2002
+
Superfm. †Cyrtoclymenioidea Hyatt 1884
+
Fm. †Carinoclymeniidae Bogoslovsky 1975
Fm. †Cymaclymeniidae Hyatt 1884
Fm. †Cyrtoclymeniidae Hyatt 1884
Fm. †Rectoclymeniidae Schindewolf 1923
Subor. †Gonioclymeniina Ruzhencev 1957
+
Superfm. †Sellaclymeniaceae Schindewolf 1923
+
Fm. †Miroclymeniidae Schindewolf 1924
Invalid names: Parawocklumeriaceae Schindewolf 1937 [empty]
Subor. †Wocklumeriina Becker 1997
+
Superfm. †Biloclymeniaceae Bogoslovsky 1955
+
Fm. †Biloclymeniidae Bogoslovsky 1955
Fm. †Pachyclymeniidae Korn 1992
Superfm. †Glatziellaceae Schindewolf 1928
+
Invalid names: Hexaclymeniidae Lange 1929 [empty]
Superfm. †Wocklumeriaceae Schindewolf 1937
+
Fm. †Parawocklumeriidae Schindewolf 1937
Fm. †Wocklumeriidae Schindewolf 1937
G. †Cornaptychus Trauth 1927 [ammonoid aptychus]
G. †Epimayaites Spath 1928
G. †Eubranoceras Breistroffer 1951
G. †Forbesiceras Kossmat 1897
G. †Forbesiceras Kossmat 1897
Or. †Goniatitida Hyatt 1884
+
G. †Aphanites
Subor. †Goniatitina Hyatt 1884
+
Superfm. †Adrianitoidea Schindewolf 1931
+
Fm. †Adrianitidae Schindewolf 1931
Fm. †Palermoceratidae Zhou and Glenister 2009
+
Invalid names: Hoffmanniinae Spath 1934 [replaced]
Superfm. †Agathiceratoidea Arthaber 1911
+
Fm. †Agathiceratidae Arthaber 1911
Superfm. †Cycloloboidea Zittel 1895
+
Fm. †Cyclolobidae Zittel 1895
Fm. †Vidrioceratidae Plummer and Scott 1937
+
Invalid names: Neostacheoceratidae Toumansky 1939 [synonym]
Superfm. †Dimorphoceratoidea Hyatt 1884
+
Fm. †Anthracoceratidae Plummer and Scott 1937
Fm. †Berkhoceratidae Librovitch 1957
Fm. †Dimorphoceratidae Hyatt 1884
Fm. †Eogonioloboceratidae Ruzhentsev and Bogoslovskaya 1978
Superfm. †Gastrioceratoidea Hyatt 1884
+
Fm. †Gastrioceratidae Hyatt 1884
Fm. †Glaphyritidae Ruzhentsev and Bogoslovskaya 1971
Fm. †Homoceratidae Spath 1934
Fm. †Reticuloceratidae Librovitch 1957
Superfm. †Girtyocerataceae Wedekind 1918
+
Fm. †Entogonitidae Ruzhentsev and Bogoslovskaya 1971
Fm. †Girtyoceratidae Wedekind 1918
Fm. †Goniatitidae Haan 1825
+
Subfm. †Antegoniatitinae Korn et al. 2010
G. †Arnsbergites Korn 1988
G. †Goniatitella Korn 1988
G. †Goniatites Haan 1825
+
Invalid names: Glyphioceras Hyatt 1884 [synonym]
Subfm. †Habadraitinae Korn et al. 2010
G. †Hibernicoceras Moore and Hodson 1958
G. †Hypergoniatites Ruzhencev and Bogoslovskaya 1970
G. †Junggarites Liang and Wang 1991
G. †Neoglyphioceras Brüning 1923
G. †Neogoniatites Ruzhencev and Bogoslovskaya 1970
G. †Paraglyphioceras Brüning 1923
Subfm. †Progoniatitinae Korn et al. 2010
G. †Sygambrites Korn 1988
Invalid names: Goniatitinae Haan 1825 [empty], Sygambritinae Korn 1988 [empty]
Superfm. †Goniatitoidea Haan 1825
+
Fm. †Delepinoceratidae Ruzhencev 1957
Superfm. †Gonioloboceratoidea Spath 1934
+
Fm. †Gonioloboceratidae Spath 1934
Fm. †Wiedeyoceratidae Ruzhentsev and Bogoslovskaya 1978
Invalid names: Gonioglyphioceratidae Ruzhentsev and Bogoslovskaya 1978 [empty]
Superfm. †Marathonitoidea Ruzhencev 1938
+
Fm. †Hyattoceratidae Miller and Furnish 1957
Fm. †Marathonitidae Ruzhencev 1938
Superfm. †Neodimorphoceratoidea Furnish and Knapp 1966
+
Fm. †Neodimorphoceratidae Furnish and Knapp 1966
Fm. †Ramositidae Ruzhencev and Bogoslovskaya 1969
Superfm. †Neoglyphioceratoidea Plummer and Scott 1937
+
Fm. †Cravenoceratidae Ruzhencev 1957
Fm. †Ferganoceratidae Ruzhencev 1960
Fm. †Neoglyphioceratidae Plummer and Scott 1937
Fm. †Rhymmoceratidae Ruzhentsev and Bogoslovskaya 1971
Superfm. †Neoicoceratoidea Hyatt 1900
+
Fm. †Eupleuroceratidae Ruzhencev 1957
Fm. †Metalegoceratidae Plummer and Scott 1937
+
Invalid names: Pericycloceratidae Zhao and Zheng 1977 [synonym]
Fm. †Neoicoceratidae Hyatt 1900
Fm. †Paragastrioceratidae Ruzhencev 1951
Fm. †Spirolegoceratidae Nassichuk 1970
Invalid names: Anuitidae Andrianov 1985 [empty], Aulacogastrioceratidae Zhao and Zheng 1977 [empty], Pseudogastrioceratidae Ruzhencev 1951 [empty]
Superfm. †Nomismoceratoidea Librovitch 1957
+
Fm. †Nomismoceratidae Librovitch 1957
Superfm. †Pericycloidea Hyatt 1900
+
Fm. †Intoceratidae Kusina 1971
Fm. †Maxigoniatitidae Korn et al. 1999
Fm. †Muensteroceratidae Librovitch 1957
Fm. †Pericyclidae Hyatt 1900
Fm. †Rotopericyclidae Korn et al. 2010
Fm. †Temertassetiidae Korn et al. 2010
Invalid names: Furnishoceratidae Work and Nassichuk 2000 [empty], Kozhimitidae Kusina 1971 [empty], Sudeticeratidae Korn and Ebbighausen 2006 [empty]
Superfm. †Popanoceratoidea Hyatt 1900
+
Fm. †Mongoloceratidae Ruzhentsev and Bogoslovskaya 1978
Fm. †Popanoceratidae Hyatt 1900
Superfm. †Schistoceratoidea Schmidt 1929
+
Fm. †Christioceratidae Nassichuk and Furnish 1965
Fm. †Orulganitidae Ruzhencev 1965
Fm. †Pseudoparalegoceratidae Librovitch 1957
Fm. †Schistoceratidae Schmidt 1929
Fm. †Welleritidae Plummer and Scott 1937
Superfm. †Shumarditoidea Plummer and Scott 1937
+
Fm. †Parashumarditidae Boardman et al. 1994
Fm. †Perrinitidae Miller and Furnish 1940
Fm. †Shumarditidae Plummer and Scott 1937
Fm. †Somoholitidae Ruzhencev 1938
Superfm. †Somoholitoidea Ruzhencev 1938
+
Fm. †Eoshumarditidae Kutygin 2016
Fm. †Stenolaphyritidae Ruzhencev and Bogoslovskaya 1971
Invalid names: Clistoceratidae Ruzhencev 1975 [empty]
Superfm. †Thalassoceratoidea Hyatt 1900
+
Fm. †Bisatoceratidae Miller and Furnish 1957
Fm. †Thalassoceratidae Hyatt 1900
G. †Osmanoceras Kittl 1903
+
Osmanoceras undulatum Kittl 1903
G. †Prehoffmannia Plummer and Scott 1937
+
Prehoffmannia milleri Plummer and Scott 1937
G. †Thallassoceras Gemmellaro 1887
Subor. †Tornoceratina Wedekind 1918
+
Superfm. †Dimeroceratoidea Hyatt 1884
+
Invalid names: Dimerocerataceae Hyatt 1884 [replaced]
Superfm. †Karagandoceratoidea Librovich 1957
+
Fm. †Karagandoceratidae Librovitch 1957
Fm. †Prodromitidae Arthaber 1911
Superfm. †Praeglyphioceratoidea Ruzhencev 1957
+
Fm. †Praeglyphioceratidae Ruzhencev 1957
Fm. †Sporadoceratidae Miller and Furnish 1957
Superfm. †Prionoceratoidea Hyatt 1884
+
Fm. †Acrocanitidae Korn and Ebbighausen 2006
Fm. †Cheiloceratidae Frech 1897
Fm. †Gattendorfiidae Bartzsch and Weyer 1987
Fm. †Prionoceratidae Hyatt 1884
Fm. †Pseudarietitidae Bartzsch and Weyer 1987
Fm. †Voehringeritidae Bartzsch and Weyer 1988
Superfm. †Pseudohaloritoidea Ruzhencev 1957
+
Fm. †Maximitidae Ruzhencev 1960
Fm. †Pseudohaloritidae Ruzhencev 1957
Superfm. †Tornocerataceae Arthaber 1911
+
Fm. †Kirsoceratidae Korn 2002
Fm. †Parodoceratidae Petter 1959
Fm. †Pseudoclymeniidae Becker 1993
Fm. †Tornoceratidae Arthaber 1911
Superfm. †Tornoceratoidea Arthaber 1911
+
Fm. †Posttornoceratidae Bogoslovsky 1962
Invalid names: Praeglyphioceratina Ruzhencev 1957 [synonym]
G. †Unquatornoceras House 1965
Invalid names: Adrianitina Leonova 2002 [empty], Cyclolobina Leonova 2002 [empty], Imitoceratidae Ruzhentsev 1950 [empty]
G. †Laevaptychus Trauth 1927 [ammonoid aptychus]
Fm. †Lenticeratidae Hyatt 1900
+
Invalid names: Eulophoceratidae Hyatt 1903 [synonym]
Or. †Lytocerida
+
Invalid names: Lytocerina [empty], Turrilitina [empty]
Or. †Phylloceratida Zittel 1884
+
Superfm. †Phylloceratoidea Zittel 1884
+
Fm. †Discophyllitidae Spath 1927
+
G. †Discophyllites Hyatt 1900
G. †Indigirophyllites Popov 1961
G. †Rhacophyllites Zittel 1884
+
Invalid names: Diphyllites Julien 1911 [synonym], Triphyllites Julien 1911 [synonym]
G. †Tragorhacoceras Spath 1927
Fm. †Juraphyllitidae Arkell 1950
+
G. †Fergusonites Guex 1980
G. †Juraphyllites Müller 1939
G. †Nevadaphyllites Guex 1980
G. †Schistophylloceras Hyatt 1900
G. †Togaticeras Rakús 1993
G. †Tragophylloceras Hyatt 1900
Fm. †Phylloceratidae Zittel 1884
+
Subfm. †Calliphylloceratinae Spath 1927
G. †Dasyceras Hyatt 1900
Subfm. †Phylloceratinae Zittel 1884
Subfm. †Ptychophylloceratinae Collignon 1956
Invalid names: Phyllopachyceratinae Collignon 1937 [empty]
Superfm. †Ussuritoidea Hyatt 1900
+
Fm. †Galfettitidae Brühwiler and Bucher 2012
+
G. †Galfettites Brayard and Bucher 2008
G. †Lepiskites Dagis and Ermakova 1990
G. †Pseudogalfettites Smyshlyaeva and Zakharov 2021
G. †Safraites Brühwiler and Bucher 2012
G. †Shigetaceras Brühwiler et al. 2010
G. †Urdyceras Brayard and Bucher 2008
G. †Vercherites Brühwiler et al. 2010
Fm. †Nordophiceratidae Popov 1961
+
G. †Nordophiceras Popov 1961
+
Invalid names: Arctotirolites Popov 1963 [synonym]
G. †Nordophiceratoides Guex et al. 2005
G. †Subinyoites Spath 1930
Fm. †Palaeophyllitidae Popov 1958
+
G. †Artyomites Smyshlyaeva and Zakharov 2021
G. †Burijites Zakharov 1978
G. †Eophyllites Spath 1930
G. †Goudemandites Brühwiler and Bucher 2012
G. †Kamenushkaites Zakharov and Smyshlyaeva 2016
G. †Leiophyllites Diener 1915
G. †Mangyshlakites Shevyrev 1968
G. †Meropella Renz and Renz 1948
G. †Mianwaliites Brühwiler and Bucher 2012
G. †Palaeophyllites Welter 1922
G. †Stenophyllites Tozer 1994
G. †Ussuriphyllites Zakharov 1967
Fm. †Ussuritidae Hyatt 1900
+
G. †Arctophyllites Konstantinov 1995
G. †Coscaites Guex et al. 2005
G. †Eopsiloceras Spath 1930
G. †Metatirolites Mojsisovics 1893
G. †Metussuria Spath 1934
G. †Mojsvarites Pompeckj 1895
G. †Monophyllites Mojsisovics 1879
Subfm. †Monophyllitinae Smith 1913
G. †Oxyussuria Tozer 1994
G. †Popovites Tozer 1965
G. †Spinoleiophyllites Liao 1978
G. †Ussurites Hyatt 1900
G. †Vickohlerites Kummel 1968
G. †Wopfingites Wiedmann 1970
Invalid names: Ussuritinae Hyatt 1900 [empty]
Invalid names: Ussuritina Zakharov and Moussavi Abnavi 2013 [empty]
Or. †Phylloceratitida Zittel 1884
+
G. †Kolymophylloceras Repin et al. 1998
G. †Platyphylloceras Repin et al. 1998
G. †Yukagirites Repin et al. 1998
Or. †Prolecanitida Miller and Furnish 1954
+
Subor. †Medlicottiina Zakharov 1984
+
Invalid names: Pronoritaceae Frech 1901 [empty]
Superfm. †Medlicottioidea Karpinsky 1889
+
Fm. †Medlicottiidae Karpinsky 1889
+
Subfm. †Artioceratinae Leonova 1989
Subfm. †Episageceratinae Ruzhencev 1956
Subfm. †Medlicottiinae Karpinsky 1889
Subfm. †Miklukhoceratinae Leonova 1989
Subfm. †Propinacoceratinae Plummer and Scott 1937
Subfm. †Sicanitinae Noetling 1904
Subfm. †Uddenitinae Miller and Furnish 1940
Invalid names: Propinacoceratidae Plummer and Scott 1937 [synonym]
Fm. †Pronoritidae Frech 1901
+
Subfm. †Neopronoritinae Weyer 1972
Subfm. †Pronoritinae Frech 1901
G. †Uralopronorites Librovitch and Ruzhencev 1949
Fm. †Sundaitidae Ruzhencev 1957
+
G. †Sundaites Haniel 1915
Invalid names: Darvasiceratidae Leonova 1990 [empty], Shikhanitidae Ruzhencev 1951 [empty]
Superfm. †Prolecanitoidea Hyatt 1884
+
Fm. †Daraelitidae Tchernow 1907
+
G. †Boesites Miller and Furnish 1940
Subfm. †Dalaelitinae Tschernow 1907
G. †Daraelites Gemmellaro 1887
G. †Epicanites Schindewolf 1926
Subfm. †Epicanitinae Weyer 1965
G. †Praedaraelites Schindewolf 1934
Fm. †Prolecanitidae Hyatt 1884
+
G. †Dombarocanites Ruzhencev 1949
G. †Prolecanites Mojsisovics 1882
+
Invalid names: Rhipaeocanites Ruzhentsev 1949 [synonym]
Subfm. †Prolecanitinae Hyatt 1884
Subfm. †Protocanitinae Weyer 1972
Invalid names: Prolecanitina Miller and Furnish 1954 [empty], Sageceratina [empty]
Or. †Psiloceratida Housa 1965
+
G. †Odoghertyceras Guex et al. 1998
+
Odoghertyceras deweveri Guex et al. 1998
Superfm. †Ptychoceratoidea Gill 1871
+
Fm. †Hamulinidae Gill 1871
+
G. †Amorina Vermeulen 2005
G. †Anahamulina Hyatt 1900
+
Anahamulina picteti Eichwald 1868
Anahamulina subcylindrica d'Orbigny 1850
G. †Hamulina d'Orbigny 1850
+
Hamulina aldersona Anderson 1938
Hamulina astieriana d'Orbigny 1850
Invalid names: Anahamulinidae Breistroffer 1952 [synonym]
Fm. †Macroscaphitidae Hyatt 1900
+
G. †Macroscaphites Meek 1876
+
Subg. †Macroscaphites (Costidiscus) Uhlig 1883
Macroscaphites alpinus d'Orbigny 1850
Macroscaphites soaresi Da Silva 1962
Macroscaphites yvani Puzos 1831
Fm. †Megacrioceratidae Vermeulen 2006
+
G. †Megacrioceras Delanoy et al. 1987
+
Megacrioceras astierianum d'Orbigny 1850
Megacrioceras doublieri Jaubert 1856
G. †Shasticrioceras Anderson 1938
+
Shasticrioceras inflatum Anderson 1938
Shasticrioceras patricki Murphy 1975
Shasticrioceras poniente Anderson 1938
+
Invalid names: Shasticrioceras hesperum Anderson 1938 [synonym], Shasticrioceras hesperum nipponicum Matsumoto 1947 [synonym]
Shasticrioceras roddai Murphy 1975
Shasticrioceras whitneyi Anderson 1938
Shasticrioceras wintunium Anderson 1938
G. †Punctaptychus Trauth 1927 [ammonoid aptychus]
+
Punctaptychus punctatus Voltz 1837 [ammonoid aptychus]
G. †Rhytidoceras Van Hoepen 1931
+
Invalid names: Diplasioceras [synonym]
G. †Rugaptychus Trauth 1927 [ammonoid aptychus]
+
Rugaptychus rugosus Sharpe 1856 [ammonoid aptychus]
G. †Sidetes Giebel 1847 [Ammonoid aptychus]
+
Invalid names: Anaptychus Schlumberger 1868 [synonym]
G. †Spinaptychus Trauth 1927 [ammonoid aptychus]
+
Spinaptychus spinosus Cox 1926 [ammonoid aptychus]
Or. †Tornoceratida Wedekind 1918
+
Subor. †Agathiceratina Leonova 2002
+
Invalid names: Agathicerataceae Arthaber 1911 [empty]
Invalid names: Pseudohaloritina Leonova 2002 [empty]
G. †Yokoyamaoceras Wright and Matsumoto 1954
Invalid names: Ammonites hercules d'Orbigny 1850 [nomen dubium], Ammonites ludovicus d'Orbigny 1850 [nomen dubium], Ellipsolithes de Montfort 1808 [invalid subgroup], Globites de Haan 1825 [invalid subgroup], Gomimonomeroceras Sobolew 1914 [invalid subgroup], Laevicornaptychus Trauth 1936 [nomen nudum], Lilinthiceras Diener 1903 [nomen nudum], Lytoceratida Hyatt 1899 [empty], Medlicottiida [empty], Orbulites Lamarck 1801 [invalid subgroup], Pelagus Montfort 1808 [invalid subgroup], Phyllocerida [empty], Planulites Lamarck 1801 [invalid subgroup], Praeglyphioceratida Ruzhencev 1957 [empty], Pronoritida Hyatt and Smith 1905 [empty], Proplanulitidae Buckman 1921 [empty], Tornocerida Wedekind 1918 [empty], Trachyceratina Krystyn 1978 [empty], Tropitoidea Mojsisovics 1875 [empty]
Fm. †Anomalosaepiidae Yancey and Garvie 2011
+
G. †Anomalosaepia Weaver and Ciampaglio 2003
+
Anomalosaepia parmula Yancey and Garvie 2011
G. †Avramidiscus Vermeulen 1996
+
Avramidiscus gastaldianus d'Orbigny 1850
Subcl. †Bactritoidea Shimanskiy 1951
+
Or. †Bactritida Shimanskiy 1951
+
Fm. †Bactritidae Hyatt 1884
+
G. †Bactritella Shimanskiy 1996
+
Bactritella pamirica Shimanskiy 1996
G. †Bactrites Sandberger 1843
+
Bactrites bolorensis Shimanskiy 1993
Bactrites carbonarius Smith 1903
Bactrites gaitherensis Gordon 1964
Bactrites gracile Blumenbach 1803
Bactrites mexicanus Miller 1944
Bactrites mirificus Shimanskiy 1993
Bactrites redactus Gordon 1964
Bactrites sempiternus Shimanskiy 1954
Bactrites smithianus Girty 1909
Bactrites steinhaueri Sowerby 1814
Bactrites subconicus Sandberger 1843
Bactrites ultuganensis Shimanskiy 1954
G. †Chuvashovia Doguzhaeva 2002
+
Chuvashovia curvata Doguzhaeva 2002
G. †Ctenobactrites Shimanskiy 1951
+
Subg. †Ctenobactrites (Ctenobactrites) Shimanskiy 1951
Subg. †Ctenobactrites (Mirites) Shimanskiy 1962
Ctenobactrites costatus Shimanskiy 1951
Ctenobactrites mirus Shimanskiy 1954
Ctenobactrites obliquesulcatus Gemmellaro 1889
Ctenobactrites shindensis Shimanskiy 1993
G. †Cyrtobactrites Erben 1960
G. †Devonobactrites Shimanskiy 1962
+
Devonobactrites emsiense Kröger 2008
Devonobactrites obliquiseptatum Sandberger and Sandberger 1852
G. †Dillerites Gordon 1966
+
Dillerites shastensis Gordon 1966
G. †Hemibactrites Shimanskiy 1954
+
Hemibactrites adrianense Gemmellaro 1889
Hemibactrites ellipsoidalis Shimanskiy 1954
Hemibactrites primus Shimanskiy 1954
G. †Linibactrites Doguzhaeva 2002
+
Linibactrites solidus Doguzhaeva 2002
G. †Lobobactrites Schindewolf 1932
+
G. †Ovobactrites Doguzhaeva 2002
+
Ovobactrites antonovae Doguzhaeva 2002
G. †Planibactrites Becker 1993
+
G. †Pseudobactrites Ferronniére 1921
G. †Sicilioceras Shimanskiy 1954
+
Sicilioceras paternoi Gemmellaro 1889
G. †Simobactrites Doguzhaeva 2002
+
Simobactrites kuzinae Doguzhaeva 2002
G. †Uralobactrites Doguzhaeva 2002
+
Uralobactrites uralicus Doguzhaeva 2002
G. †Cochleiferoceras Shimanskiy 1962
G. †Cyclobactrites Shimanskiy 1955
Fm. †Parabactritidae Shimanskiy 1948
+
G. †Aktastioceras Shimanskiy 1948
+
Aktastioceras kruglovi Shimanskiy 1948
Aktastioceras mapesi Shimanskiy 1993
Aktastioceras nishikawai Niko et al. 1993
G. †Belemnitomimus Shimanskiy 1954
+
Belemnitomimus palaeozoicus Shimanskiy 1954
G. †Microbactrites Shimanskiy 1954
+
Microbactrites parvus Shimanskiy 1954
Microbactrites scorobogatovae Shimanskiy 1948
G. †Parabactrites Shimanskiy 1948
+
Parabactrites ruzhencevi Shimanskiy 1948
G. †Tabantaloceras Shimanskiy 1954
+
Tabantaloceras planum Shimanskiy 1954
Or. †Barrandeocerida Flower and Kummel, Jr. 1950
+
Fm. †Barrandeoceratidae Foerste 1925
+
G. †Antiplectoceras Foerste and Savage 1927
+
G. †Aserioceras Stumbur 1962
+
Aserioceras purtsensis Stumbur 1962
G. †Avilionella Flower 1952
G. †Barrandeoceras Hyatt 1884
+
Barrandeoceras elrodi White 1882
Barrandeoceras natator Billings 1859
Barrandeoceras sacheri Barrande 1865
Barrandeoceras sternbergi Barrande 1865
Barrandeoceras tyrranum Barrande 1865
G. †Bickmorites Foerste 1925
G. †Centrocyrtoceras Foerste 1933
+
Centrocyrtoceras mozolai Flower 1943
G. †Paquettoceras Foerste 1932
G. †Vasalemmoceras Stumbur 1962
+
Vasalemmoceras tolerabile Stumbur 1962
Fm. †Barrandoceratidae Foerste 1925
+
G. †Gasconsoceras Foerste 1936
G. †Haydenoceras Flower 1949
G. †Laureloceras Flower 1949
G. †Savageoceras Foerste 1930
Fm. †Lechritrochoceratidae Flower 1950
+
G. †Catyrephoceras Foerste 1926
G. †Lechritrochoceras Foerste 1926
G. †Leurotrochoceras Foerste 1926
G. †Peismoceras Hyatt 1894
G. †Systrophoceras Hyatt 1894
G. †Trochodictyoceras Foerste 1926
Fm. †Nephriticeratidae Hyatt 1894
+
G. †Baeopleuroceras Williams 1935
G. †Endoplanoceras Flower 1938
G. †Heracloceras Teichert 1940
G. †Lyrioceras Foerste 1927
G. †Nephriticeras Hyatt 1884
G. †Nephriticerina Foerste 1927
G. †Rhadinoceras Hyatt 1894
G. †Sphyradoceras Hyatt 1884
G. †Triplooceras Hyatt 1884
Fm. †Plectoceratidae Hyatt in Zittel 1900
+
G. †Plectoceras Hyatt 1884
+
Plectoceras carletonense Foerste 1933
Plectoceras jason Billings 1859
G. †Belosaepia Voltz 1830
+
Belosaepia alabamensis Palmer 1937
Belosaepia harrisi Palmer 1937
Belosaepia uncinata Palmer 1937
Belosaepia ungula Yancey et al. 2010
Subcl. Coleoidea Bather 1888
+
Or. †Aulacocerida Stolley 1919 [belemnite]
+
Fm. †Aulacoceratidae von Mojsisovics 1882 [belemnite]
+
G. †Aulacoceras von Hauer 1847
+
Aulacoceras carlottense Whiteaves 1889
Aulacoceras inducens Braun 1841
Aulacoceras sulcatum Hauer 1860
Invalid names: Belemnites otapiriensis Hector 1878 [nomen dubium]
G. †Buelowiteuthis Jeletzky 1966
G. †Dictyoconites von Mojsisovics 1902
+
Subg. †Dictyoconites (Dictyoconites) von Mojsisovics 1902
Dictyoconites brancoi von Mojsisovics 1902
Dictyoconites dieneri von Mojsisovics 1902
Dictyoconites haueri Mojsisovics 1871
Dictyoconites haugi von Mojsisovics 1902
Dictyoconites lacicus von Mojsisovics 1902
Dictyoconites quadrilineatus von Mojsisovics 1902
Dictyoconites ruber De Toni 1913
Dictyoconites seminudus von Mojsisovics 1902
Dictyoconites suessi Mojsisovics 1871
Dictyoconites taramellii Tommasi 1899
G. †Aussites
Fm. †Protoaulacoceratidae Bandel et al. 1983
+
G. †Protoaulacoceras Bandel et al. 1983
+
Protoaulacoceras longirostris Bandel et al. 1983
Superor. †Belemnoida Gray 1849 [belemnite]
+
Or. †Donovaniconida Doguzhaeva et al. 2002
+
Fm. †Donovaniconidae Doguzhaeva et al. 2002
+
G. †Donovaniconus Doguzhaeva et al. 2002
G. †Saundersites Doguzhaeva et al. 2008
Fm. †Rhiphaeoteuthidae Doguzhaeva 2002
+
G. †Rhiphaeoteuthis Doguzhaeva 2002
Invalid names: Gordoniconidae Mapes et al. 2010 [empty]
Or. †Hematitida Doguzhaeva et al. 2002
+
Fm. †Hematitidae Gustomesov 1976
+
G. †Bactritimimus Flower and Gordon 1959
G. †Hematites Flower and Gordon 1959
G. †Paleoconus Flower and Gordon 1959
Or. †Phragmoteuthida Jeletzky 1965 [belemnite]
+
Fm. †Phragmoteuthididae von Mojsisovics 1882
+
G. †Permoteuthis Rosenkrantz 1946
G. †Phragmoteuthis von Mojsisovics 1882
Superfm. †Belemnoidea Hyatt 1884 [belemnite]
+
Or. †Aulacoceratida Stolley 1919 [belemnite]
+
Fm. †Chitinoteuthididae Muller-Stoll 1936
+
Fm. †Palaeobelemnopsidae Chen 1982 [belemnite]
+
G. †Palaeobelemnopsis Chen 1982
Fm. †Xiphoteuthididae Naef 1922 [belemnite]
+
G. †Atractites Guembel 1861
+
Invalid names: Ausseites Flower 1944 [synonym], Choanoteuthis Fischer 1951 [synonym], Xiphoteuthis Huxley 1864 [synonym]
+
Invalid names: Belemnococeras Popov 1964 [synonym]
G. †Mojsisovicsteuthis Jeletzky 1966
Invalid names: Atractitidae Jeletzky 1965 [synonym]
Or. †Belemnitida Zittel 1895 [belemnite]
+
G. †Arcobelus
+
Aulacoteuthis wyntoonium Anderson 1938
Subor. †Belemnitina Zittel 1895 [belemnite]
+
Fm. †Belemnitidae d'Orbigny 1845
Fm. †Cylindroteuthididae Stolley 1919 [belemnite]
G. †Eocylindroteuthis Riegraf 1980
Fm. †Hastitidae Naef 1922 [belemnite]
Fm. †Megateuthididae Sachs and Nalnjaeva 1967
Fm. †Nipponoteuthidae Iba et al. 2014
Fm. †Passaloteuthididae Naef 1922 [belemnite]
Fm. †Salpingoteuthididae Doyle 1992 [belemnite]
Invalid names: Belemnoteuthidae Zittel 1885 [empty], Oxyteuthididae Stolley 1919 [empty]
Subor. †Belemnopseina Jeletzky 1965 [belemnite]
+
Fm. †Belemnitellidae Pavlov 1914 [belemnite]
Fm. †Belemnopseidae Naef 1922
Fm. †Dimitobelidae Whitehouse 1924 [belemnite]
Invalid names: Dicoelitidae Saks and Nal'nyaeva 1967 [empty], Pseudodicoelitidae Saks and Nal'nyaeva 1967 [empty]
Subor. †Belemnotheutididina Stolley 1919 [belemnite]
+
Invalid names: Belemnotheutididae Zittel 1885 [empty]
Subor. †Belemnotheutina Stolley 1919 [belemnite]
+
Fm. †Belemnotheutidae Zittel 1884 [belemnite]
Fm. †Sueviteuthidae Reitner and Engeser 1980
+
Brevibelus breviformis Voltz 1830
G. †Conobelus Stolley 1919
+
Conobelus pseudoheres Lukeneder 2005
G. †Eobelemnites Flower 1945
+
Holcobelus munieri Eudes-Deslongchamps 1878
G. †Lenobelus
Subor. †Pachybelemnopseina Riegraf 1998
+
Fm. †Duvaliidae Pavlow 1914 [belemnite]
Fm. †Mesohibolitidae Nerodenko 1983
G. †Pachyteuthis Bayle 1878
+
Pachyteuthis excentralis Young and Bird 1828
Pachyteuthis souichii d'Orbigny 1843
+
Rhopaloteuthis aenigmatica d'Orbigny 1843
Rhopaloteuthis bzoviensis Zeuschner 1869
Rhopaloteuthis sauvanausa d'Orbigny 1843
G. †Simobelus
Fm. †Sinobelemnitidae Bian and Zhu 1984
+
G. †Tohokubelus Niko and Ehiro 2022
Invalid names: Auleracida [empty]
Superor. Decabrachia Boettger 1952
+
G. †Longibelus Fuchs et al. 2013
+
Longibelus kabanovi Doguzhaeva 1996
Longibelus matsumotoi Hirano 1991
Or. Myopsida d'Orbigny 1841
+
Fm. Loliginidae d'Orbigny 1841
+
G. Loligo Schneider 1784
Or. Sepiida Zittel 1895 [cuttlefish]
+
G. †Adygeya Dogushaeva 1996
G. †Amerirostra Jeletzky 1969
Fm. †Belosaepiidae Dixon 1850
+
G. †Aegyptosaepia Košťák et al. 2013
Fm. †Belosepiellidae Naef 1921
+
G. †Belosepiella Alessandri 1905
Fm. †Belosepiidae Dixon 1850
+
G. †Belosepia Bronn 1838
+
Invalid names: Stenosepia Vincent 1901 [synonym]
G. †Pseudosepia Naef 1923
G. †Notosepia Chapman 1915
+
Notosepia cliftonensis Chapman 1915
Fm. Sepiidae Keferstein 1866 [cuttlefish]
+
Subfm. Sepiinae Keerstein 1866
Invalid names: Chondrophoridae Fischer [empty], Idiosepiidae Fischer 1887 [empty], Sepiadariidae Naef 1921 [empty], Sepiolidae Keferstein 1866 [empty]
Or. Spirulida Stolley 1919
+
Fm. †Belemnoseidae Wiltshire 1869
+
G. †Belemnosella Naef 1922
G. †Belemnosis Edwards 1849
G. †Spirulirostrella Naef 1921
Fm. †Belopteridae Naef 1922
+
G. †Belocurta Avnimelech 1956
G. †Beloptera de Blainville 1827
G. †Belopteridium Naef 1921
G. †Belopterina Munier-Chalmas 1872
Subfm. Belopterinae Naef 1922
Fm. †Groenlandibelidae Jeletzky 1966
+
G. †Cyrtobelus Fuchs et al. 2012
G. †Groenlandibelus Jeletzky 1966
G. †Naefia Wetzel 1930
Fm. Spirulidae Orbigny 1826
+
G. Spirula Lamarck 1799 [ram's horn shell]
Fm. †Spirulirostridae Naef 1921
+
G. †Spirulirostra d'Orbigny 1842
G. †Spirulirostridium Naef 1922
Invalid names: Belemnosinae Wiltshire 1869 [empty], Spirulirostrinae Naef 1921 [empty]
Fm. †Spirulirostrinidae Naef 1921
+
G. †Spirulirostrina Canavari 1892
Fm. †Vasseuriidae Naef 1921
+
G. †Styracoteuthis Crick 1905
G. †Vasseuria Munier-Chalmas 1880
Or. Teuthida Naef 1916 [squid]
+
G. Berryteuthis Naef 1923
G. Dosidicus Steenstrup 1857
Subor. †Glochinomorphina Gordon 1971
+
Invalid names: Glochinomorphidae Gordon 1971 [empty]
G. †Jeletzkyteuthis Doyle 1990
Subor. Myopsina d'Orbigny 1841
+
Invalid names: Pickfordiateuthidae Voss 1953 [empty]
Subor. Oegopsina d'Orbigny 1845
+
G. †Yezoteuthis Tanabe et al. 2006
Invalid names: Ancistrocheiridae Pfeffer 1912 [empty], Architeuthidae Pfeffer 1900 [empty], Bathyteuthidae Pfeffer 1912 [empty], Batoteuthidae Young and Roper 1968 [empty], Brachioteuthidae Pfeffer 1908 [empty], Chiroteuthidae Gray 1849 [empty], Chtenopterygidae Grimpe 1922 [empty], Cranchiidae Gray 1849 [empty], Cycloteuthidae Naef 1923 [empty], Enoploteuthidae Chun 1910 [empty], Gonatidae Hoyle 1886 [empty], Histioteuthidae Verril 1881 [empty], Jobiniteuthidae Naef 1922 [empty], Lepidoteuthidae Pfeffer 1912 [empty], Lycoteuthidae [empty], Magnapinnidae Vecchione and Young 1998 [empty], Mastigoteuthidae Verrill 1881 [empty], Neotheuthidae Naef 1921 [empty], Octopoteuthidae Berry 1912 [empty], Ommastrephidae Steenstrup 1857 [empty], Onychoteuthidae Gray 1849 [empty], Promachoteuthidae Naef 1912 [empty], Pyroteuthidae Pfeffer 1912 [empty], Thysanoteuthidae Kefferstein 1866 [empty], Walvisteuthidae Nlesis and Nikitina 1986 [empty]
+
Triadoteuthis parvula Müller 1967
Invalid names: Sepiolida Fiorini 1981 [empty]
Superor. Decembrachiata Winckworth 1932
+
Subor. Teuthina Naef 1916
+
Fm. †Eoteuthoidae Košťák 2003
+
G. †Eoteuthoides Košťák 2002
Or. †Diplobelida Jeletzky 1965 [belemnite]
+
Fm. †Chondroteuthidae Jeletzky 1965
+
G. †Chondroteuthis Bode 1933 [belemnite]
+
G. †Clarkeiteuthis Fuchs et al. 2013
+
Clarkeiteuthis conocauda Quenstedt 1849
+
Invalid names: Odontobelus tripartitus Rietschel 1977 [synonym]
+
Invalid names: Acanthoteuthis jaeckeli Naef 1922 [synonym]
Fm. †Diplobelidae Naef 1926
+
G. †Chalalabelus Jeletzky 1981
+
Chalalabelus renniei Spath 1939
+
Conoteuthis dupinianus d'Orbigny 1842
Conoteuthis hayakawai Fuchs and Niko 2010
+
Diplobelus belemnitoides Zittel 1868
+
Pavloviteuthis kabanovi Shimansky 1957
+
Tauriconites nikolai Kabanov 1984
G. †Vectibelus Jeletzky 1981
+
Vectibelus vectensis Spath 1939
G. †Glochinomorpha Gordon 1971
+
Glochinomorpha stifeli Gordon 1971
G. †Jeletzkya Johnson and Richardson 1968
+
Jeletzkya douglassae Johnson and Richardson 1968
Or. †Loligosepiida Jeletzky 1965
+
Fm. †Geopeltididae Regteren Altena 1949
+
G. †Geopeltis van Regteren Altena 1949
+
Invalid names: Geoteuthis Naef 1921 [replaced]
Invalid names: Geoteuthidae Naef 1921 [replaced]
Fm. †Leptoteuthididae Naef 1921
+
Fm. †Loligosepiidae Regteren Altena 1949
+
G. †Loliginites Quenstedt 1849
G. †Loligosepia Quenstedt 1839
+
Loligosepia bucklandi Voltz 1840
+
Invalid names: Belopeltis acuminatus Voltz 1840 [synonym]
Invalid names: Belopeltis Voltz 1840 [synonym], Geoteuthis Munster 1843 [synonym], Palaeosepia Theodori 1844 [synonym]
G. †Neololigosepia Reitner and Engeser 1982
+
Neololigosepia stahleckeri Reitner and Engeser 1982
G. †Parabelopeltis Naef 1921
Invalid names: Belopeltidae Naef 1921 [replaced]
Fm. †Mastigophoridae Engeser and Reitner 1985
+
G. †Mastigophora Owen 1856
+
Mastigophora stuehmeri Engeser and Reitner 1985
G. †Simoniteuthis Fuchs et al. 2024
+
Simoniteuthis michaelyi Fuchs et al. 2024
Invalid names: Necroteuthididae Kretzoi 1942 [empty]
Unr. †Neocoleoidea
+
Superor. Vampyropoda von Boletzky 1992
+
G. †Gordoniconus Mapes et al. 2010
+
Gordoniconus beargulchensis Mapes et al. 2010
+
Invalid names: Syllipsimopodi bideni Whalen and Landman 2022 [synonym]
Gordoniconus hewitti Mapes et al. 2010
Invalid names: Syllipsimopodi Whalen and Landman 2022 [synonym]
Or. Octobrachia Fiorini 1981
+
Or. Cirroctopodida Young 1989
Or. Octopoda Leach 1818 [octopus]
Subor. †Prototeuthina Naef 1921
Or. Vampyromorphida Robson 1929 [vampire squids]
G. Onychoteuthis Lichtenstein 1818
Superor. †Palaeoteuthomorpha Bandel et al. 1983
+
Or. †Boletzkyida Bandel et al. 1983
+
Fm. †Boletzkyidae Bandel et al. 1983
+
G. †Boletzkya Bandel et al. 1983
Fm. †Naefiteuthididae Bandel et al. 1983
+
G. †Naefiteuthis Bandel et al. 1983
G. †Pohlsepia Kluessendorf and Doyle 2003
+
Pohlsepia mazonensis Kluessendorf and Doyle 2003
Or. †Teuthidea Naef 1916
+
Invalid names: Mesoteuthina Naef 1921 [empty]
G. †Ticinoteuthis Pohle and Klug 2024
+
Ticinoteuthis chuchichaeschtli Pohle and Klug 2024
Invalid names: Belemnomorpha Reitner and Engeser 1982 [empty], Dibranchiata Owen 1836 [synonym], Phragmoteuthidida Jeletzky 1965 [empty]
G. †Dartoceras Foerste 1936
G. †Davidiceras Vermeulen 2003
G. †Didymoceras Lai and Xu 1987
Or. †Ellesmerocerida Flower and Kummel, Jr. 1950
+
Fm. †Acaroceratidae Chen et al. 1979
+
G. †Acaroceras Chen et al. 1979
+
Acaroceras endogastrum Chen et al. 1979
Acaroceras jianghsanense Chen and Qi 1981
Fm. †Balkoceratidae Flower 1964
+
+
Balkoceras gracile Flower 1964
Fm. †Bathmoceratidae Gill 1871
+
G. †Bathmoceras Barrande 1865
+
Bathmoceras australe Teichert 1939
Bathmoceras complexum Barrande 1856
Bathmoceras llanvirnense Roberts 1884
Bathmoceras norvegicum Sweet 1958
Bathmoceras taichoutense Kröger and Lefebvre 2012
G. †Eothinoceras Ulrich et al. 1944
G. †Cyptendocerina Ulrich et al. 1944
Fm. †Ellesmeroceratidae Kobayashi 1934
+
G. †Albertoceras Ulrich and Foerste 1936
+
Albertoceras gracillimum Ulrich et al. 1944
Albertoceras minimum Ulrich et al. 1944
Albertoceras staufferi Ulrich et al. 1944
Albertoceras walcotti Ulrich and Foerste 1936
G. †Annoceras Flower 1964
+
Annoceras costatum Flower 1964
+
Invalid names: Annoceras elevatum Flower 1964 [synonym], Annoceras perobliquum Foerste 1964 [synonym], Ellesmeroceras angulatum Flower 1964 [synonym], Ellesmeroceras fusiforme Flower 1964 [synonym], Ellesmeroceras imbricatum Flower 1964 [synonym], Ellesmeroceras progressum Flower 1964 [synonym], Eremoceras magnum Flower 1964 [synonym], Eremoceras perseptatum Flower 1964 [synonym]
Annoceras multicameratum Flower 1964
Annoceras vernonense Ulrich et al. 1943
G. †Barnesoceras Flower 1964
+
Barnesoceras clavatum Flower 1964
Barnesoceras expansum Flower 1964
Barnesoceras lamellosum Flower 1964
Barnesoceras percurvatum Flower 1964
Barnesoceras transversum Flower 1964
G. †Bassleroceras Ulrich and Foerste 1936
+
Bassleroceras acinacellum Whitfield 1886
Bassleroceras alethes Billings 1865
Bassleroceras beekmanense Whitfield 1889
Bassleroceras bridgei Ulrich et al. 1944
Bassleroceras champlainense Kröger and Landing 2008
Bassleroceras dalevillense Ulrich et al. 1944
Bassleroceras kayi Ulrich et al. 1944
Bassleroceras kirbyi Whitfield 1889
Bassleroceras lasallense Ulrich et al. 1944
Bassleroceras perseus Billings 1865
Bassleroceras smithbasinense Kröger and Landing 2008
Bassleroceras tenuiculum Ulrich et al. 1944
Bassleroceras triangulum Kröger and Landing 2008
Bassleroceras vassarina Dwight 1884
G. †Boreoceras Miller and Youngquist 1947
+
Boreoceras brevicameratum Miller and Youngquist 1947
Boreoceras cloudi Miller and Youngquist 1947
Boreoceras ovale Flower 1964
Boreoceras parvulum Miller and Youngquist 1947
Boreoceras washburni Miller and Youngquist 1947
G. †Botellusoceras Kröger and Mutvei 2005
+
Botellusoceras torpense Kröger and Mutvei 2005
G. †Bridgeoceras Ulrich et al. 1943
+
Bridgeoceras subannulatum Ulrich et al. 1943
G. †Buehleroceras Ulrich et al. 1943
+
Buehleroceras apertum Ulrich et al. 1943
Buehleroceras compressum Ulrich et al. 1943
G. †Burenoceras Ulrich and Foerste 1931
+
Burenoceras angulare Ulrich et al. 1943
Burenoceras compressum Ulrich et al. 1943
Burenoceras cornucopia Flower 1964
Burenoceras curticei Ulrich et al. 1943
Burenoceras dickhauti Ulrich et al. 1943
Burenoceras dilatatum Ulrich et al. 1943
Burenoceras expandum Ulrich and Foerste 1931
Burenoceras huzzahense Ulrich et al. 1943
Burenoceras minor Ulrich et al. 1943
Burenoceras muricoides Flower 1964
Burenoceras oneotense Ulrich et al. 1943
Burenoceras peramplum Ulrich et al. 1943
Burenoceras percompressum Ulrich et al. 1943
Burenoceras planiseptatum Ulrich et al. 1943
Burenoceras pumilum Ulrich et al. 1943
Burenoceras texanum Ulrich et al. 1943
Burenoceras undosum Ulrich et al. 1943
Burenoceras ungulatum Ulrich et al. 1943
G. †Caseoceras Ulrich et al. 1943
+
Caseoceras conicum Ulrich et al. 1943
Caseoceras contractum Ulrich et al. 1943
Caseoceras holtedahli Foerste 1921
Caseoceras intermedium Ulrich et al. 1943
Caseoceras nitidum Ulrich et al. 1943
Caseoceras obesum Flower 1964
Caseoceras sequatchiense Ulrich et al. 1943
Caseoceras subconicum Ulrich et al. 1943
G. †Chepuloceras Unklesbay and Young 1956
+
Chepuloceras inelegans Unklesbay and Young 1956
G. †Clarkoceras Ruedemann 1905
+
Clarkoceras affine Ulrich et al. 1943
Clarkoceras arcuatum Ulrich et al. 1943
Clarkoceras buttsi Ulrich et al. 1943
Clarkoceras calvini Ulrich et al. 1943
Clarkoceras cinctum Ulrich et al. 1943
Clarkoceras clelandi Ulrich et al. 1943
Clarkoceras confertum Ulrich et al. 1943
Clarkoceras corniculum Sardeson 1896
Clarkoceras crassum Ulrich et al. 1943
Clarkoceras cuneatum Ulrich et al. 1943
Clarkoceras curvatum Ulrich et al. 1943
Clarkoceras expansum Ulrich et al. 1943
Clarkoceras gracile Ulrich et al. 1943
Clarkoceras huzzahense Ulrich et al. 1943
Clarkoceras inconstans Ulrich et al. 1943
Clarkoceras jasperense Ulrich et al. 1943
Clarkoceras lawrencense Ulrich et al. 1943
Clarkoceras levisense Ulrich et al. 1943
Clarkoceras luthei Ulrich et al. 1943
Clarkoceras luthei Calvin 1892
Clarkoceras magnisiphonatum Ulrich et al. 1943
Clarkoceras minneiskense Ulrich et al. 1943
Clarkoceras modestum Ulrich et al. 1943
Clarkoceras mohawkense Ulrich et al. 1943
Clarkoceras multicameratum Ulrich et al. 1943
+
Invalid names: Clarkoceras claytonense Powell 1935 [synonym]
Clarkoceras parvisiphonatum Ulrich et al. 1943
Clarkoceras rectum Ulrich et al. 1943
Clarkoceras ruedemanni Flower 1964
Clarkoceras ruguliferum Ulrich et al. 1943
Clarkoceras subarcuatum Ulrich et al. 1943
Clarkoceras subcrassum Ulrich et al. 1943
Clarkoceras subrectum Ulrich et al. 1943
Clarkoceras vicinum Ulrich et al. 1943
Clarkoceras whitehallense Ulrich et al. 1943
G. †Clelandoceras Ulrich et al. 1944
+
Clelandoceras elongatum Ulrich et al. 1944
Clelandoceras rarum Flower 1964
G. †Conocerina Ulrich and Foerste 1936
+
Conocerina arrecta Ulrich et al. 1943
Conocerina bassleri Ulrich et al. 1943
Conocerina beani Ulrich et al. 1943
Conocerina brevis Ulrich and Foerste 1936
Conocerina magna Ulrich et al. 1943
Conocerina missouriensis Ulrich et al. 1943
Conocerina obliqua Ulrich et al. 1943
Conocerina raaschi Ulrich et al. 1943
Conocerina sublonga Ulrich et al. 1943
Conocerina unguloides Flower 1964
G. †Copiceras Ulrich et al. 1944
+
Copiceras erectum Ulrich et al. 1944
G. †Cumberloceras Ulrich et al. 1943
+
Cumberloceras buttsi Ulrich et al. 1943
Cumberloceras elwayense Ulrich et al. 1943
G. †Dakeoceras Ulrich and Foerste 1931
+
Dakeoceras champlainense Kröger and Landing 2007
Dakeoceras corniculum Ulrich et al. 1943
Dakeoceras dilatatum Ulrich et al. 1943
Dakeoceras divergens Ulrich et al. 1943
Dakeoceras gracilis Flower 1964
Dakeoceras harrisi Flower 1964
Dakeoceras magnisiphonatum Ulrich et al. 1943
Dakeoceras mutabile Flower 1964
Dakeoceras normale Ulrich and Foerste 1931
Dakeoceras perretrorsum Ulrich et al. 1943
Dakeoceras retrorsum Ulrich et al. 1943
Dakeoceras reversum Ulrich et al. 1943
Dakeoceras subcurvatum Ulrich and Foerste 1931
Dakeoceras undulatum Ulrich et al. 1943
G. †Diaphoroceras Ulrich et al. 1944
+
Diaphoroceras avaense Ulrich et al. 1944
Diaphoroceras belli Ulrich et al. 1944
Diaphoroceras buffaloense Ulrich et al. 1944
G. †Dyscritoceras Ulrich and Foerste 1936
+
Dyscritoceras dictys Billings 1865
Dyscritoceras metellus Billings 1865
Dyscritoceras oxfordense Ulrich et al. 1944
G. †Ectenoceras Ulrich and Foerste 1936
+
Ectenoceras arbucklense Ulrich et al. 1943
Ectenoceras arcuosutum Ulrich et al. 1943
Ectenoceras chepultepecense Ulrich et al. 1943
Ectenoceras compressum Ulrich et al. 1943
Ectenoceras curvatum Kobayashi 1931
Ectenoceras ellipticum Ulrich et al. 1943
Ectenoceras exile Ulrich et al. 1943
Ectenoceras gracile Cleland 1903
Ectenoceras higdonense Ulrich et al. 1943
Ectenoceras laqueatum Ulrich et al. 1943
Ectenoceras longum Ulrich et al. 1943
Ectenoceras millsi Ulrich et al. 1943
Ectenoceras obliquum Ulrich et al. 1943
Ectenoceras pergracile Ulrich et al. 1943
Ectenoceras perobliquum Ulrich et al. 1943
Ectenoceras ruedemanni Kobayashi 1933
Ectenoceras subcurvatum Ulrich et al. 1943
Ectenoceras subcurvatum Kobayashi 1933
Ectenoceras subgracile Ulrich and Foerste 1936
G. †Ectenolites Ulrich and Foerste 1935
+
Ectenolites clelandi Ulrich et al. 1944
+
Invalid names: Bassleroceras clelandi Ulrich et al. 1944 [synonym], Ectenolites penecilin Flower 1964 [synonym]
Ectenolites extensus Flower 1964
Ectenolites primus Flower 1964
Ectenolites sinuatus Flower 1964
+
Invalid names: Ectenolites simplex Flower 1964 [synonym]
Ectenolites subgracilis Ulrich and Foerste 1935
G. †Ellesmeroceras Foerste 1921
+
Ellesmeroceras bridgei Flower 1941
Ellesmeroceras elongatum Kobayashi 1931
Ellesmeroceras expansum Flower 1941
Ellesmeroceras higdonense Ulrich et al. 1944
Ellesmeroceras hotchkissi Ulrich et al. 1944
Ellesmeroceras indomitum Kröger and Landing 2007
Ellesmeroceras luthei Ulrich et al. 1944
Ellesmeroceras scheii Foerste 1921
Ellesmeroceras thomasi Ulrich et al. 1944
Ellesmeroceras winonicum Sardeson 1896
Invalid names: Ellesmeroceras (Metaellesmeroceras) Flower 1956 [invalid subgroup]
G. †Eorudolfoceras Kröger and Landing 2007
+
Eorudolfoceras antiquum Flower 1964
Rudolfoceras praenuntium Flower 1964
G. †Eremoceras Hyatt 1884
+
Eremoceras conoidale Ulrich et al. 1943
Eremoceras difficile Ulrich et al. 1943
Eremoceras gasconadense Ulrich et al. 1943
Eremoceras luthei Ulrich et al. 1943
Eremoceras marylandicum Ulrich et al. 1943
Eremoceras perdilatum Ulrich et al. 1943
Eremoceras subrectum Ulrich et al. 1943
Eremoceras syphax Billings 1865
Eremoceras teres Ulrich et al. 1943
Eremoceras vernonense Ulrich et al. 1943
G. †Hemichoanella Teichert and Glenister 1954
G. †Lebetoceras Teichert and Glenister 1954
G. †Levisoceras Foerste 1925
+
Levisoceras arctedorsatum Ulrich et al. 1943
Levisoceras belli Ulrich et al. 1943
Levisoceras complanatum Ulrich et al. 1943
Levisoceras constrictum Ulrich et al. 1943
Levisoceras contractum Flower 1964
Levisoceras curvatum Ulrich et al. 1943
Levisoceras edwardsi Ulrich et al. 1943
Levisoceras ellipticum Ulrich et al. 1943
Levisoceras instabile Ulrich et al. 1943
Levisoceras mercurius Billings 1865
Levisoceras obliquatum Ulrich et al. 1943
Levisoceras percurvatum Ulrich et al. 1943
Levisoceras raaschi Ulrich et al. 1943
Levisoceras subgracile Ulrich et al. 1943
Levisoceras transitum Ulrich et al. 1943
G. †Llanoceras Flower 1964
+
Llanoceras gracile Flower 1964
G. †Loxochoanella Teichert and Glenister 1954
G. †Muriceras Flower 1964
+
Muriceras anomalum Flower 1964
Muriceras curviseptatum Flower 1964
Muriceras gracile Flower 1964
Muriceras hebetum Flower 1964
Muriceras micromurus Flower 1964
Muriceras moderatum Flower 1964
Muriceras murus Flower 1964
Muriceras obscurum Flower 1964
G. †Oelandoceras Foerste 1932
+
G. †Oneotoceras Ulrich 1926
+
Oneotoceras curvatum Ulrich et al. 1943
Oneotoceras divaricatum Ulrich et al. 1943
Oneotoceras extremum Ulrich et al. 1943
Oneotoceras husseyi Ulrich et al. 1943
Oneotoceras impressum Ulrich et al. 1943
Oneotoceras loculosum Hall 1861
Oneotoceras madisonense Ulrich et al. 1943
Oneotoceras magnum Ulrich et al. 1943
Oneotoceras percurvatum Ulrich et al. 1943
Oneotoceras wisconsinense Ulrich et al. 1943
G. †Pachendoceras Ulrich and Foerste 1936
+
Pachendoceras brevicameratum Unklesbay and Young 1956
Pachendoceras confertum Ulrich et al. 1944
Pachendoceras parvum Unklesbay and Young 1956
G. †Quebecoceras Foerste 1925
G. †Robsonoceras Ulrich and Foerste 1933
+
Robsonoceras manitouense Ulrich et al. 1944
Robsonoceras robsonense Walcott 1924
G. †Shantungendoceras Sun 1937
G. †Smithvilloceras Ulrich et al. 1943
+
Smithvilloceras thompsoni Ulrich et al. 1943
G. †Stemtonoceras Ulrich and Foerste 1936
+
Stemtonoceras elongatum Ulrich and Foerste 1936
G. †Ventroloboceras Teichert and Glenister 1954
G. †Walcottoceras Ulrich and Foerste 1936
+
Walcottoceras monsense Walcott 1924
Walcottoceras obliquum Ulrich et al. 1944
G. †Woosteroceras Ulrich et al. 1944
+
Woosteroceras chepultepecense Unklesbay and Young 1956
Woosteroceras cherokeense Ulrich et al. 1944
Woosteroceras spirale Flower 1964
Woosteroceras trempealeauense Ulrich et al. 1944
Invalid names: Oneoceratidae Dzik 1984 [invalid subgroup], Wolungoceras valcourense Flower 1964 [nomen dubium]
Fm. †Eothinoceratidae Ulrich et al. 1944
+
G. †Conothinoceras Chen and Teichert 1987
G. †Desioceras Cecioni 1953
G. †Margaritoceras Cecioni and Flower 1985
G. †Protothinoceras Chen and Teichert 1987
G. †Sacerdosoceras Evans 2005
+
Sacerdosoceras promus Evans 2005
G. †Saloceras Evans 2005
+
Saloceras chinianense Thoral 1935
Saloceras murvielense Kröger and Evans 2011
Saloceras pradense Thoral 1935
Saloceras sericeum Salter 1865
Fm. †Huaiheceratidae Zou and Chen 1979
+
G. †Huaiheceras Zou and Chen 1979
+
Huaiheceras hanjiaense Zou and Chen 1979
G. †Zhuibianoceras Chen and Qi 1981
+
Zhuibianoceras conicum Chen and Qi 1981
Fm. †Phthanoncoceratidae Evans and King 1990
+
G. †Phthanoncoceras Evans and King 1990
+
Phtanoncoceras oelandense Evans and King 1990
G. †Valhalloceras Evans and King 1990
+
Valhalloceras floweri Evans and King 1990
Fm. †Plectronoceratidae Kobayashi 1935
+
G. †Eburoceras Zou and Chen 1979
+
Invalid names: Paraplectronoceras Qi and Chen 1979 [synonym], Pseudendoceras Chen and Zou 1979 [synonym]
G. †Lunanoceras Chen and Teichert 1983
G. †Multicameroceras Kobayashi 1933
G. †Palaeoceras Flower 1954
+
Palaeoceras mutabile Flower 1954
Palaeoceras undulatum Flower 1964
G. †Plectronoceras Ulrich and Foerste 1933
+
Plectronoceras cambria Walcott 1905
Plectronoceras exile Flower 1964
Plectronoceras liaotungense Kobayashi 1935
G. †Ruthenoceras Korde 1954
Fm. †Protocycloceratidae Kobayashi 1935
+
G. †Bakeroceras Hook and Flower 1977
+
Bakeroceras wahwahense Hook and Flower 1977
G. †Catoraphiceras Ulrich and Foerste 1936
+
Catoraphiceras colon White 1874
Catoraphiceras cushingi Ulrich et al. 1944
Catoraphiceras ibexense Hook and Flower 1977
Catoraphiceras lobatum Ulrich and Foerste 1936
Catoraphiceras osagense Ulrich et al. 1944
Catoraphiceras pearsonae Hook and Flower 1977
Catoraphiceras resseri Ulrich et al. 1944
Catoraphiceras sinuatum Hook and Flower 1977
Catoraphiceras sordidum Billings 1859
Catoraphiceras staceyae Hook and Flower 1977
G. †Catoraphinoceras Ulrich and Foerste 1936
G. †Cyptendoceras Ulrich and Foerste 1936
+
Cyptendoceras kirki Flower 1964
Cyptendoceras magnus Cullison 1944
Cyptendoceras rhythmicum Flower 1964
Cyptendoceras ruedemanni Ulrich and Foerste 1936
Invalid names: Cyptendoceras whitfieldi Ulrich et al. 1944 [nomen dubium]
G. †Diastoloceras Teichert and Glenister 1954
G. †Endocycloceras Ulrich et al. 1944
+
Endocycloceras gracile Flower 1964
Endocycloceras legorense Ulrich et al. 1944
Endocycloceras perannulatum Ulrich et al. 1944
Endocycloceras subcurvatum Ulrich et al. 1944
Endocycloceras wilsonae Ulrich et al. 1944
G. †Kyminoceras Teichert and Glenister 1954
+
Kyminoceras kottlowskii Hook and Flower 1977
G. †Notocycloceras Teichert and Glenister 1954
G. †Protocycloceras Hyatt 1900
+
Protocycloceras abnorme Ulrich et al. 1944
Protocycloceras affine Ulrich et al 1944
Protocycloceras arkansasense Ulrich et al. 1944
Protocycloceras catulus Billings 1865
Protocycloceras doniphonense Ulrich et al. 1944
Protocycloceras furtivum Billings 1865
Protocycloceras geronticum Ulrich et al. 1944
Protocycloceras lamarcki Billings 1859
+
Invalid names: Protocycloceras becki Billings 1859 [synonym], Protocycloceras whitfieldi Ruedemann 1906 [synonym], Rhabdocycloceras floweri Zhuravleva 1994 [synonym]
Protocycloceras landmarcki Billings 1859
Protocycloceras levisense Ulrich et al. 1944
Protocycloceras manitouense Ulrich et al. 1944
Protocycloceras mendax Billings 1859
Protocycloceras odenvillense Ulrich et al. 1944
Protocycloceras ordinatum Billings 1865
Protocycloceras philipsburgense Ulrich et al. 1944
Protocycloceras rushense McChesney 1859
Protocycloceras smithvillense Ulrich et al. 1944
Protocycloceras xerxes Billings 1865
Invalid names: Rhabdocycloceras Zhuravleva 1994 [synonym]
Invalid names: Rhabdocycloceratidae Zhuravleva 1994 [synonym]
Fm. †Rioceratidae Kröger and Evans 2011
+
G. †Felinoceras Kröger and Evans 2011
+
Felinoceras constrictum Kröger and Evans 2011
G. †Rioceras Flower 1964
+
Rioceras consuetum Sardeson 1896
Rioceras dartoni Flower 1964
Rioceras depressum Flower 1964
Rioceras escandei Thoral 1935
Rioceras expansum Flower 1964
Rioceras fusiforme Flower 1964
Rioceras lobatum Flower 1964
Rioceras nondescriptum Flower 1964
Rioceras tubulare Flower 1964
Rioceras wellsi Flower 1964
Fm. †Rudolfoceratidae Ulrich et al. 1944
+
G. †Ectocycloceras Ulrich and Foerste 1936
+
Ectocycloceras cataline Billings 1865
Ectocycloceras cato Billings 1865
Ectocycloceras levisense Ulrich et al. 1944
G. †Rudolfoceras Ulrich et al. 1944
+
Rudolfoceras autolycus Billings 1862
Rudolfoceras cornuoryx Whitfield 1886
Rudolfoceras cornuoryx Whitfield 1886
Rudolfoceras keadyi Hook and Flower 1977
Rudolfoceras kindlei Ulrich et al. 1944
Rudolfoceras russelli Hook and Flower 1977
Rudolfoceras subarcuatum Ulrich et al. 1944
Fm. †Shideleroceratidae Flower 1946
+
G. †Shideleroceras Flower and Foerste 1946
G. †Vassaroceras Ulrich et al. 1944
+
Vassaroceras henrietta Dwight 1884
Invalid names: Cyrtocerinina Flower 1964 [empty], Ellesmeroceratina Flower 1950 [empty], Plectronoceratina Flower 1964 [empty]
Subcl. †Endoceratoidea Teichert 1933
+
Or. †Bisonocerida Evans and King 2012
+
Fm. †Allotrioceratidae Flower 1955
+
G. †Allotrioceras Flower 1955
+
Allotrioceras bifurcatum Flower 1955
G. †Cacheoceras Flower 1968
+
Cacheoceras trifidum Flower 1968
G. †Mirabiloceras Flower 1955
+
G. †Williamsoceras Flower 1964
+
Williamsoceras adnatum Flower 1964
Fm. †Bisonoceratidae Evans and King 2012
+
G. †Bisonoceras Flower 1964
+
Bisonoceras corniforme Flower 1964
Bisonoceras hornei Ulrich et al. 1943
G. †Disphenoceras Flower 1964
+
Disphenoceras conicum Flower 1964
G. †Parapiloceras Obata 1939
Fm. †Chihlioceratidae Grabau 1922
+
G. †Chihlioceras Grabau 1922
Fm. †Coreanoceratidae Chen 1976
+
G. †Coreanoceras Kobayashi 1931
Fm. †Emmonsoceratidae Flower 1958
+
G. †Emmonsoceras Flower 1958
+
Invalid names: Hudsonoceras Flower 1955 [replaced]
G. †Juaboceras Flower 1968
+
Juaboceras brathwaitei Flower 1968
G. †Tallinnoceras Balashov 1960
Fm. †Humeoceratidae Teichert et al. 1964
+
G. †Humeoceras Foerste 1925
Fm. †Manchuroceratidae Kobayashi 1935
+
G. †Chaohuceras Qi 1980
G. †Manchuroceras Ozaki 1927
+
Manchuroceras lemonei Hook and Flower 1977
Manchuroceras nakamense Stait and Burrett 1984
Invalid names: Grabauoceras Shimizu and Obata 1936 [synonym]
Fm. †Padunoceratidae Balashov 1960
+
G. †Padunoceras Balashov 1960
G. †Rossoceras Flower 1964
+
Rossoceras lamelliferum Flower 1964
Fm. †Piloceratidae Miller 1889
+
G. †Allopiloceras Ulrich and Foerste 1936
+
Allopiloceras affine Ulrich et al. 1943
Allopiloceras baylorense Ulrich et al. 1943
Allopiloceras breve Ulrich et al. 1943
Allopiloceras canadense Billings 1860
Allopiloceras coarctum Foerste 1938
Allopiloceras compressum Ulrich et al. 1943
Allopiloceras erectum Ulrich et al. 1943
Allopiloceras sevierense Ulrich et al. 1943
Allopiloceras subrectum Ulrich et al. 1943
Allopiloceras subunguliforme Ulrich et al. 1943
Allopiloceras tennesseense Ulrich and Foerste 1936
Allopiloceras unguliforme Ulrich et al. 1943
G. †Augeoceras Evans 2011
+
Augeoceras gracile Evans 2011
G. †Cassinoceras Ulrich and Foerste 1936
+
Cassinoceras amplum Dawson 1881
Cassinoceras magister Foerste 1938
Cassinoceras triton Billings 1865
Cassinoceras wortheni Billings 1865
G. †Dartonoceras Flower 1964
+
Dartonoceras gracile Flower 1964
G. †Expandocassinoceras Evans 2011
+
Expandocassinoceras arkansasense Ulrich et al. 1943
Expandocassinoceras grande Ulrich and Foerste 1943
G. †Liaotungoceras Shimizu and Obata 1936
+
G. †Penhsioceras Endo 1932
G. †Piloceras Salter 1859
+
Piloceras acinaces Ulrich and Foerste 1938
Piloceras gracile Billings 1865
Piloceras invaginatum Salter in Murchison 1859
Piloceras saffordi Ulrich et al. 1943
G. †Subpenhsioceras Shimizu and Obata 1936
G. †Utoceras Ulrich et al. 1943
+
Utoceras coloradense Ulrich et al. 1943
Utoceras gleneyriense Ulrich et al. 1943
Fm. †Proterovaginoceratidae Evans and King 2012
+
G. †Chazyoceras Flower 1958
+
Chazyoceras valcourense Flower 1958
G. †Perkinsoceras Flower 1976
+
Perkinsoceras foerstei Flower 1976
Perkinsoceras inflatum Flower 1976
G. †Proterovaginoceras Ruedemann 1905
+
+
Invalid names: Dideroceras amplum Balashov 1968 [synonym], Dideroceras brevispiculum Balashov 1968 [synonym], Dideroceras longispicum Balashov 1968 [synonym], Dideroceras pribalticum Balashov 1968 [synonym], Orthoceras duplex Wahlenberg 1821 [synonym], Schmidtoceras estonicum Balashov 1968 [synonym], Schmidtoceras kundense Balashov 1968 [synonym], Vaginoceras endoseptum Chang 1957 [synonym]
Invalid names: Schmidtoceras Balashov 1968 [synonym]
Invalid names: Sinoendoceratidae Lai 1985 [empty]
G. †Colpoceras Hall 1850
G. †Conoceras Bronn 1837
G. †Diploceras Conrad 1842
Or. †Endocerida Hyatt in Zittel 1900
+
Fm. †Botryceratidae Flower 1968
+
Fm. †Cyrtendoceratidae Hyatt 1900
+
G. †Cyclocyrtendoceras Balashov 1961
G. †Cyrtendoceras Remelé 1886
+
Cyrtendoceras remelei Foerste 1932
G. †Cyrtovaginoceras Kobayashi 1934
Fm. †Endoceratidae Hyatt 1884
+
G. †Allocotoceras Teichert and Glenister 1953
G. †Anthoceras Teichert and Glenister 1954
+
Anthoceras arrowsmithense Stait and Laurie 1985
Anthoceras warburtoni Teichert and Glenister 1954
Invalid names: Lobocyclendoceras Balashov 1968 [synonym], Paracyclendoceras Balashov 1968 [synonym]
G. †Cameroceras Conrad 1842
+
Cameroceras curvatum Ruedemann 1906
Cameroceras hasta d'Eichwald 1860
+
Invalid names: Endoceras megastoma Eichwald 1857 [synonym], Rossicoceras pirguense Balashov 1968 [synonym]
Cameroceras motsognir Kröger and Aubrechtová 2019
Cameroceras planum Balashov 1968
Cameroceras regulus Eichwald 1860
+
Invalid names: Endoceras iucundum Stumbur 1956 [synonym], Orthoceras turris Angelin 1880 [synonym]
Cameroceras trentonense Conrad 1842
Cameroceras turrisoides Kröger 2013
Invalid names: Rossicoceras Balashov 1961 [synonym]
G. †Changkiuoceras Shimizu and Obata 1935
G. †Chisiloceras Gortani 1934
+
Chisiloceras luganusense Balashov 1968
G. †Cyclendoceras Grabau and Shimer 1910
+
Cyclendoceras clarki Flower 1958
Cyclendoceras dubium Strand 1934
Cyclendoceras norvegicum Strand 1934
G. †Dideroceras Flower 1950
+
Dideroceras festinans Blake 1882
Dideroceras gracile Flower 1964
Dideroceras holmi Flower 1964
Dideroceras magnum Flower 1964
Dideroceras ventrale Flower 1964
G. †Endoceras Hall 1847
+
Endoceras annuliferum Flower 1941
Endoceras aristides Billings 1865
Endoceras baffinense Foerste 1928
Endoceras baylorense Ulrich et al. 1944
Endoceras calvini Ulrich et al. 1944
Endoceras champlainense Ruedemann 1906
Endoceras deparcum Billings 1859
Endoceras eburneolum Stauffer 1937
Endoceras fulgur Billings 1866
+
Invalid names: Orthoceras propinquum Billings 1857 [replaced]
Endoceras glaucus Billings 1865
Endoceras hageri Hall 1861
Endoceras hasta d'Eichwald 1860
Endoceras hudsoni Ruedemann 1906
Endoceras indigator Billings 1865
Endoceras knighti Ulrich et al. 1944
Endoceras lamottense Ulrich et al. 1944
Endoceras lawrencense Ulrich et al. 1944
Endoceras logani Ulrich et al. 1944
Endoceras magister Ruedemann 1906
Endoceras microlobatum Flower 1958
Endoceras naekki Kröger and Aubrechtová 2019
Endoceras perannulatum Portlock 1843
Endoceras philipsburgense Ulrich et al. 1944
Endoceras primigenium Vanuxem 1842
Endoceras proteiforme Hall 1847
Endoceras raymondi Flower 1958
Endoceras richardsoni Ulrich et al. 1944
Endoceras sansabaense Ulrich et al. 1944
Endoceras seticornium Strand 1934
Endoceras tityrus Billings 1865
Endoceras trundlesense Ulrich et al. 1944
Endoceras vaginatum Schlotheim 1820
+
Invalid names: Cyclendoceras buchi Lesnikova 1949 [synonym], Lobocyclendoceras kundense Balashov 1968 [synonym], Orthoceratites cancellatus d'Eichwald 1842 [synonym], Orthoceratites trochlearis Hisinger 1831 [synonym], Protocyclendoceras balticum Balashov 1968 [synonym], Protocyclendoceras iruense Balashov 1968 [synonym]
Endoceras warthini Ulrich et al. 1944
Endoceras yellvillense Ulrich et al. 1944
G. †Foerstellites Kobayashi 1940
G. †Hemipiloceras Shimizu and Obata
G. †Ignoceras
G. †Kailuanoceras Obata 1940
G. †Kaipingoceras Shimizu and Obata 1937
G. †Kotoceras Kobayashi 1934
+
Kotoceras grabaui Kobayashi 1927
+
Invalid names: Vaginoceras frechi Kobayashi 1927 [synonym]
G. †Kutorgoceras Balashov 1962
G. †Lamottoceras Flower 1955
+
Lamottoceras franklini Flower 1958
Lamottoceras nodosum Flower 1955
Lamottoceras ruedemanni Flower 1955
G. †Linchengoceras Obata 1940
G. †Liskeardia Wilson 1939
G. †Najaceras
G. †Nanno Clarke 1894
+
Nanno noveboracum Ruedemann 1906
G. †Neokaipingoceras Obata 1940
G. †Palaeocyclendoceras Balashov 1968
+
G. †Paleocyclendoceras Balashov 1968
+
Paleocyclendoceras zaddachi Schröder 1881
G. †Paravaginoceras Kobayashi 1934
G. †Suecoceras Holm 1896
+
Suecoceras marcoui Ruedemann 1906
G. †Tasmanoceras Teichert and Glenister 1952
+
Tasmanoceras zeehanense Teichert and Glenister 1952
G. †Triendoceras Flower 1958
+
Triendoceras davisi Frey 1995
G. †Trifurcatoceras Obata 1940
G. †Vaginoceras Hyatt 1884
+
Vaginoceras oppletum Ruedemann 1906
G. †Vaningenoceras Flower 1958
+
Vaningenoceras indomitum Flower 1958
G. †Ventrolobendoceras Balashov 1968
+
G. †Hoyoceras
Fm. †Narthecoceratidae Flower 1958
+
G. †Donacoceras Foerste 1925
+
Donacoceras arundineum Foerste 1925
Donacoceras bellense Foerste 1925
Donacoceras percense Foerste 1936
G. †Narthecoceras Hyatt 1895
+
Narthecoceras dunni Frey 1981
Fm. †Proterocameroceratidae Kobayashi 1937
+
G. †Campendoceras Teichert and Glenister 1954
G. †Clitendoceras Ulrich and Foerste 1936
+
Clitendoceras montrealense Ruedemann 1906
Clitendoceras saylesi Ulrich and Foerste 1936
G. †Cotteroceras Ulrich and Foerste 1936
+
Cotteroceras compressum Ulrich and Foerste 1936
G. †Escharendoceras Flower 1956
+
G. †Exoclitendoceras Kröger and Landing 2008
+
Exoclitendoceras rochdalense Kröger and Landing 2008
G. †Kirkoceras Ulrich and Foerste 1936
+
Kirkoceras arcuatum Ulrich and Foerste 1936
Kirkoceras bradleyi Ulrich et al. 1943
Kirkoceras compressum Ulrich et al. 1943
Kirkoceras gracile Ulrich et al. 1943
Kirkoceras missisquoi Billings 1865
Kirkoceras obliquum Ulrich et al. 1943
G. †Lobendoceras Teichert and Glenister 1954
+
Lobendoceras undulatum Kröger and Evans 2011
G. †Lobosiphon Flower 1956
G. †Manitouoceras Ulrich et al. 1944
G. †Mccluskiceras Kröger and Landing 2008
+
Mccluskiceras comstockense Kröger and Landing 2008
G. †Mcqueenoceras Ulrich and Foerste 1936
+
Mcqueenoceras jeffersonense Ulrich and Foerste 1936
G. †Meniscoceras Flower 1941
+
Meniscoceras coronense Flower 1941
G. †Mysticoceras Ulrich and Foerste 1936
+
Mysticoceras marcoui Ruedemann 1906
G. †Oderoceras Ulrich et al. 1943
+
Oderoceras depressum Ulrich et al. 1943
Oderoceras edax Billings 1865
Oderoceras sevierense Ulrich et al. 1943
Oderoceras virginianum Ulrich et al. 1943
+
Palaeocycloceras eichwaldi Balashov 1968
G. †Paraendoceras Ulrich and Foerste 1936
+
Paraendoceras depressum Kröger and Landing 2008
Paraendoceras jeffersonense Ulrich and Foerste 1935
Paraendoceras wappingerense Ulrich et al. 1944
G. †Phragmosiphon Flower 1956
+
Phragmosiphon septiferum Flower 1956
Phragmosiphon septiferum Flower 1956
G. †Platysiphon Flower 1956
+
Platysiphon expansum Flower 1956
G. †Pliendoceras Flower 1956
G. †Proendoceras Flower 1955
G. †Proterocameroceras Ruedemann 1905
+
Proterocameroceras brainerdi Whitfield 1886
G. †Protocyptendoceras Cecioni 1965
+
+
Invalid names: Protocyptendoceras corvalani Cecioni 1965 [synonym], Protocyptendoceras teicherti Cecioni 1965 [synonym]
Protocyptendoceras longicameratum Kröger and Lefebvre 2012
G. †Retroclitendoceras Flower 1956
G. †Stenosiphon Flower 1956
+
Stenosiphon sandoi Flower 1956
Fm. †Thylacoceratidae Teichert and Glenister 1954
+
G. †Talassoceras Balashov 1960
G. †Thylacoceras Teichert and Glenister 1952
+
Thylacoceras kimberleyense Teichert and Glenister 1952
G. †Yehlioceras Shimizu and Obata 1937
Fm. †Yorkoceratidae Flower 1968
+
Invalid names: Baltoceras pusillum Ruedemann 1906 [nomen dubium]
G. †Hemiceratites Eichwald 1840
Or. †Intejocerida Balashov 1960
+
Fm. †Majoceratidae Zhuravleva 1964
+
G. †Majoceras Zhuravleva 1964
+
Majoceras jakutense Zhuravleva 1964
G. †Pradoceras Sampelayo 1938
G. †Sidemina de Castelnau 1843
G. †Erlangericheilus Shimanskiy 1947
G. †Gonatocheilus Till 1907
G. †Hadrocheilus Till 1907
+
Subg. †Hadrocheilus (Arcuatobeccus) Shimanskiy 1947
Subg. †Hadrocheilus (Convexiterbeccus) Shimanskiy 1947
Subg. †Hadrocheilus (Dentatobeccus) Shimanskiy 1947
Subg. †Hadrocheilus (Globosobeccus) Shimanskiy 1947
Subg. †Hadrocheilus (Hadrocheilus) Till 1907
G. †Lamellaptychus Trauth 1927 [ammonoid aptychus]
+
Invalid names: Solennites Schlotheim 1813 [nomen dubium], Trigonellites Parkinson 1811 [synonym]
G. †Leptocheilus Till 1907
+
Subg. †Leptocheilus (Leptocheilus) Till 1907
Subg. †Leptocheilus (Mesocheilus) Till 1909
Subcl. †Multiceratoidea Mutvei 2013
+
Fm. †Apocrinoceratidae Flower and Teichert 1957
+
G. †Apocrinoceras Teichert and Glenister 1954
+
Apocrinoceras talboti Teichert and Glenister 1954
G. †Destombesiceras Kröger and Lefebvre 2012
+
Destombesiceras zagorense Kröger and Lefebvre 2012
G. †Paldoceras Kröger et al. 2009
+
Paldoceras neptunsakerense Kröger et al. 2009
Paldoceras paldiskense Kröger et al. 2009
Fm. †Apsidoceratidae Hyatt 1884
+
G. †Apsidoceras Hyatt 1884
+
Apsidoceras quebecense Flower 1952
G. †Charactoceras Foerste 1924
+
Charactoceras baeri Meek and Worthen 1865
Charactoceras cinereum Blake 1882
Charactoceras estonicum Strand 1934
Charactoceras hercules Billings 1857
Invalid names: Charactocerina Foerste 1935 [synonym]
G. †Chidleyenoceras Shimizu and Obata 1935
G. †Deckeroceras Foerste 1935
G. †Fremontoceras Foerste 1935
+
Fremontoceras giganteum Flower 1952
Fremontoceras jewetti Flower 1947
G. †Wilsonoceras Foerste 1929
Or. †Ascocerida Kuhn 1949
+
Fm. †Ascoceratidae Barrande 1867
+
G. †Ascoceras Barrande 1847
Subfm. †Ascoceratinae Barrande 1867
+
G. †Aphragmites Barrande 1865
G. †Glossoceras Barrande 1865
G. †Parascoceras Miller 1932
G. †Billingsites Hyatt 1864
+
Billingsites anticostiensis Billings 1866
Billingsites canadensis Billings 1857
Billingsites deformis Eichwald 1860
G. †Schuchertoceras Miller 1932
+
Schuchertoceras fryi Kröger 2013
Schuchertoceras norvegicum Barrande 1867
+
Invalid names: Schuchertoceras ringerikiense Strand 1934 [synonym]
G. †Shamattawaceras Foerste and Savage 1927
Fm. †Hebetoceratidae Flower 1940
+
G. †Ecdyceras Flower 1941
+
Ecdyceras sinuiferum Flower 1941
G. †Hebetoceras Flower 1941
+
Hebetoceras mirandum Flower 1941
G. †Montyoceras Flower 1941
+
Montyoceras arcuatum Flower 1941
Montyoceras titaniforme Flower 1941
G. †Parvihebetoceras Kröger 2007
+
Parvihebetoceras wahli Kröger 2007
Invalid names: Hebetoceratinae Flower 1941 [empty]
Fm. †Probillingsitidae Kröger 2013
+
G. †Probillingsites Foerste 1928
+
Probillingsites inflatus Flower 1952
Probillingsites welleri Foerste 1928
G. †Redpathoceras Flower 1963
+
Redpathoceras bullatum Kröger 2013
Redpathoceras depressum Kröger 2013
Redpathoceras magnum Kröger 2013
Fm. †Bassleroceratidae Ulrich et al. 1944
+
G. †Anguloceras Unklesbay and Young 1956
+
Anguloceras depressum Unklesbay and Young 1956
Anguloceras ovatum Unklesbay and Young 1956
Anguloceras rotundum Unklesbay and Young 1956
G. †Avaoceras Ulrich et al. 1944
+
Avaoceras elongatum Ulrich et al. 1944
Avaoceras longidomum Ulrich et al. 1944
Avaoceras magnisiphonatum Ulrich et al. 1944
Avaoceras wellsense Ulrich et al. 1944
G. †Avoceras Sepkoski 2002
G. †Dwightoceras Ulrich and Foerste 1936
+
Dwightoceras dactyloides Dwight 1884
G. †Lawrenceoceras Ulrich et al. 1944
+
Lawrenceoceras breve Ulrich et al. 1944
Lawrenceoceras collinsi Ulrich et al. 1944
G. †Leptocyrtoceras Ulrich et al. 1944
+
Leptocyrtoceras curvatum Ulrich et al. 1944
Leptocyrtoceras powellense Ulrich et al. 1944
Leptocyrtoceras virginianum Ulrich et al. 1944
G. †Monogonoceras Ulrich et al. 1944
+
Monogonoceras alabamense Ulrich et al. 1944
Monogonoceras magnisiphonatum Ulrich et al. 1944
Monogonoceras subrectum Ulrich et al. 1944
G. †Onychoceras Ulrich and Foerste 1936
+
Onychoceras australe Ulrich et al. 1944
Onychoceras subrotundum Ulrich et al. 1944
Onychoceras surgens Barrande 1870
G. †Stylocyrtoceras Ulrich et al. 1944
+
Stylocyrtoceras avaense Ulrich et al. 1944
Stylocyrtoceras tantillum Stauffer 1937
Fm. †Clinoceratidae Flower 1946
+
G. †Clinoceras Mascke 1876
+
Clinoceras dens Mascke 1876
G. †Whiteavesites Foerste 1929
G. †Whitfieldoceras Foerste 1932
+
Whitfieldoceras gracile Flower 1952
Fm. †Cyclostomiceratidae Foerste 1925
+
G. †Cyclostomiceras Hyatt 1900
+
Cyclostomiceras cassinense Whitfield 1886
Cyclostomiceras depressum Ulrich et al. 1943
Cyclostomiceras minimum Whitfield 1886
Cyclostomiceras thorali Kröger and Evans 2011
Invalid names: Amphoroceras Ulrich and Foerste 1936 [synonym]
G. †Eocyclostomiceras Chen in Qi et al 1983
+
Eocyclostomiceras clinoseptatum Chen, in Qi et al 1983
Eocyclostomiceras subventrum Chen, in Qi et al 1983
Eocyclostomiceras ventrum Chen, in Qi et al 1983
G. †Microstomiceras King 1998
+
Microstomiceras holmi King 1998
G. †Paracyclostomiceras Cecioni 1953
+
G. †Pictetoceras Foerste 1926
+
Pictetoceras oliviae King 1998
Or. †Cyrtocerinida Mutvei 2015
+
Fm. †Cyrtocerinidae Flower 1946
+
G. †Centrocyrtocerina Stait 1983
+
G. †Cyrtocerina Billings 1865
+
Cyrtocerina crenulata Flower 1952
Cyrtocerina foerstei Flower 1952
G. †Rummoceras Kröger and Aubrechtova 2017
+
Rummoceras rummuensis Kröger and Aubrechtova 2017
Or. †Discosorida Flower 1950
+
G. †Akroceras
G. †Carotites
Fm. †Cyrtogomphoceratidae Flower 1940
+
G. †Brachydomoceras Teichert and Glenister 1952
+
Brachydomoceras erectum Teichert and Glenister 1952
G. †Cyrtogomphoceras Foerste 1924
+
Cyrtogomphoceras magnum Whiteaves 1890
Cyrtogomphoceras troedssoni Teichert 1930
G. †Furudaloceras Kröger and Aubrechtová 2019
+
Furudaloceras tomtei Kröger and Aubrechtová 2019
G. †Kiaeroceras Strand 1934
+
Kiaeroceras frognoyense Strand 1934
Kiaeroceras heroyense Strand 1934
G. †Konglungenoceras Sweet 1959
G. †Kullsbergoceras Kröger and Aubrechtová 2019
+
Kullsbergoceras nissei Kröger and Aubrechtová 2019
G. †Landeroceras Foerste 1935
G. †Parryoceras Sweet and Miller 1957
G. †Pectinoceras Teichert and Glenister 1952
+
G. †Polyelasmoceras Teichert and Glenister 1952
+
Polyelasmoceras aduncum Teichert and Glenister 1952
G. †Strandoceras Flower 1946
+
Strandoceras orvikui Kröger 2007
Strandoceras schmidti Teichert 1930
Strandoceras sonax Salter 1858
Strandoceras sphinx Schmidt 1858
Strandoceras sphinx Schmidt 1858
Strandoceras strandi Sweet 1958
Strandoceras tyriense Strand 1934
G. †Ulrichoceras Foerste 1928
Fm. †Discosoridae Miller 1889
+
G. †Alpenoceras Foerste 1927
+
Invalid names: Endostokesoceras [synonym], Neodiscosorus [synonym]
G. †Discosorus Hall 1852
+
Discosorus halli Foerste 1924
Discosorus infelix Billings 1866
Fm. †Entimoceratidae Zhuravleva 1972
+
G. †Aigoceras Zhuravleva 1972
G. †Aletoceras Flower 1938
G. †Andreioceras Zhuravleva 1972
G. †Anglicornus Flower and Caster 1935
G. †Athanatoceras Zhuravleva 1972
G. †Chrysoceras Zhuravleva 1972
G. †Deinoceras Zhuravleva 1972
G. †Edenoceras Miagkova 1967
+
Edenoceras hiliferum Miagkova 1967
G. †Elaphoceras Zhuravleva 1972
G. †Entimoceras Zhuravleva 1972
G. †Gonatocyrtoceras Foerste 1926
G. †Jaregoceras Zhuravleva 1972
G. †Kadaroceras Zhuravleva 1972
G. †Karadzharoceras Zhuravleva 1972
G. †Katageioceras Zhuravleva 1972
G. †Kitatites Zhuravleva 1972
G. †Kladiscoceras Zhuravleva 1972
G. †Lysagoroceras Schönenberg 1952
+
Lysagoroceras angustum Schönenberg 1952
G. †Micronoceras Flower 1938
G. †Mjandymoceras Zhuravleva 1972
G. †Pancornus Zhuravleva 1972
G. †Pantoioceras Zhuravleva 1972
G. †Plagioceras Zhuravleva 1972
G. †Rhynchoceras Zhuravleva 1972
G. †Selenoceras Zhuravleva 1972
G. †Sophoceras Zhuravleva 1972
G. †Stagonites Zhuravleva 1972
G. †Stroggyloceras Zhuravleva 1972
G. †Taskanoceras Zhuravleva 1972
G. †Tritonoceras Zhuravleva 1972
G. †Ungulites Zhuravleva 1972
G. †Zooceras Zhuravleva 1972
G. †Flowerites Zhuravleva 1972
+
Flowerites sobolewi Dzik 1984
G. †Gouldoceras Stait 1980
+
Gouldoceras obliquum Teichert and Glenister 1953
Gouldoceras synchonena Stait 1980
Fm. †Lowoceratidae Flower 1940
+
G. †Endodiscosorus Teichert 1931
G. †Kayoceras Foerste 1934
G. †Lowoceras Foerste and Savage 1927
G. †Stokesoceras Foerste 1924
G. †Tuyloceras Foerste and Savage 1927
G. †Lymoceras Zhuravleva 1979
+
Invalid names: Myloceras Zhuravleva 1972 [replaced]
Fm. †Mandaloceratidae Flower and Teichert 1957
+
G. †Cayugoceras Flower 1947
G. †Cinctoceras Flower 1957
G. †Mandaloceras Hyatt in Zittel 1900
G. †Ovocerina Flower 1957
G. †Pseudogomphoceras Flower 1957
G. †Umbeloceras Flower 1957
G. †Vespoceras Flower 1957
Fm. †Mesoceratidae Hyatt 1884
+
G. †Mesoceras Barrande 1877
G. †Nucites
G. †Parawestonoceras Zhuravleva 1972
Fm. †Phragmoceratidae Miller 1877
+
G. †Endoplectoceras Foerste 1924
+
Invalid names: Antigyroceras [synonym]
G. †Phragmoceras Broderip 1839
+
Phragmoceras munthei Hedström 1917
+
Invalid names: Phragmoceras convolutum Hedström 1917 [synonym]
Invalid names: Pseudophragmoceras Zhuravleva 1972 [synonym]
G. †Phragmocerina Flower 1948
G. †Pristeroceras Ruedmann 1925
G. †Protophragmoceras Hyatt 1900
+
G. †Pseudendoplectoceras Kröger 2008
+
G. †Sthenoceras Flower 1957
G. †Talattoceras Miagkova 1967
+
Talattoceras crenatum Miagkova 1967
Talattoceras inflatum Miagkova 1967
G. †Tubiferoceras Hedström 1917
+
Tubiferoceras labiatum Whitfield 1878
G. †Radoceras
G. †Taxyceras
Fm. †Taxyceratidae Zhuravleva 1972
+
G. †Cyclopoceras Mironenko 2018
+
Cyclopoceras abundans Zhuravleva 1972
Cyclopoceras cyclops Wenjukoff 1886
Invalid names: Cyclopites Zhuravleva 1962 [replaced]
Fm. †Westonoceratidae Teichert 1933
+
G. †Antiphragmoceras Foerste 1925
G. †Broeggeroceras Sweet 1958
+
G. †Clarkesvillia Flower 1946
G. †Faberoceras Flower 1946
+
Faberoceras subarctuatum Portlock 1843
G. †Glyptodendron Claypole 1878
+
Glyptodendron eatonense Claypole 1878
Invalid names: Glyptoceras Foerste 1893 [objective synonym]
G. †Hecatoceras Teichert and Glenister 1952
+
Hecatoceras longinquum Teichert and Glenister 1952
G. †Hemibeloitoceras Balashov 1962
+
Hemibeloitoceras arduum Kröger and Aubrechtova 2017
Hemibeloitoceras molis Kröger and Aubrechtova 2017
G. †Lavaloceras Flower 1952
+
Lavaloceras geniculatum Flower 1952
G. †Reedsoceras Foerste 1929
G. †Simardoceras Flower 1957
G. †Sinclairoceras Flower 1952
+
Sinclairoceras haha Flower 1952
G. †Teichertoceras Foerste 1933
G. †Westonoceras Foerste 1924
+
Westonoceras askerense Strand 1934
Westonoceras baffinense Schuchert 1900
Westonoceras cornulum Schuchert 1900
Westonoceras manitobense Whiteaves 1890
Westonoceras osloense Strand 1934
Invalid names: Thuleoceras Troedsson 1928 [synonym]
G. †Winnipegoceras Foerste 1928
+
Winnipegoceras laticurvatum Whiteaves 1897
Winnipegoceras sinclairi Flower 1952
Or. †Oncocerida Flower and Kummel, Jr. 1950
+
Fm. †Acleistoceratidae Flower 1950
+
G. †Acleistoceras Hyatt 1884
+
Acleistoceras albani Clarke 1908
G. †Amphicyrtoceras Foerste 1924
+
G. †Anomeioceras Foerste 1930
G. †Austinoceras Foerste 1934
G. †Byronoceras Foerste and Savage 1927
G. †Chadwickoceras Foerste 1930
G. †Clionyssiceras Foerste 1930
G. †Crateroceras Foerste and Savage 1927
G. †Ectocyrtoceras Foerste 1930
G. †Euryrizoceras Foerste 1935
G. †Galtoceras Foerste 1934
G. †Grimsbyoceras Foerste 1934
G. †Hercocyrtoceras Foerste 1927
G. †Paracleistoceras Foerste 1926
G. †Perioidanoceras Foerste 1930
G. †Poteriocerina Foerste 1926
G. †Rhomboceras Foerste 1934
+
Invalid names: Rhomboceras [objective synonym]
G. †Slocomoceras Foerste 1930
G. †Streptoceras Billings 1866
G. †Tumidoceras Flower 1949
G. †Worthenoceras Foerste 1930
G. †Yunnanoceras Chen et al. 1981
Fm. †Aktjuboceratidae Zhuravleva 1972
+
G. †Irinites
G. †Alloceras
G. †Anthomorpha Author
G. †Antonoceras Shimanskiy 1957
+
Aphyctoceras annulatum Barrande 1865
+
Invalid names: Ptenoceras annulatum Chlupác 1957 [synonym]
G. †Apioceras Fahrenkohl 1844
Fm. †Archiacoceratidae Teichert 1939
+
G. †Archiacoceras Foerste 1926
G. †Cyrtoceratites Goldfuss 1830
G. †Devonocheilus Shimanskiy 1962
G. †Barskoceras Leonova and Shchedukhin 2020
+
Barskoceras mirum Leonova and Shchedukhin 2020
Fm. †Brevicoceratidae Flower 1945
+
G. †Blastocerina Flower 1940
G. †Brevicoceras Flower 1938
+
Brevicoceras casteri Flower 1938
Brevicoceras magnum Kröger 2008
Subfm. †Brevicoceratinae Flower 1941
+
G. †Cyrtractoceras Chen et al. 1981
G. †Cerovoceras Kröger 2008
+
Cerovoceras brevidomus Kröger 2008
Cerovoceras fatimi Kröger 2008
G. †Eleusoceras Flower 1938
G. †Exocyrtoceras Flower 1938
+
Exocyrtoceras minutum Flower 1945
Exocyrtoceras reimanni Flower 1945
G. †Foersteoceras Ruedemann 1925
G. †Gonionaedyceras Flower 1945
G. †Gyronaedyceras Flower 1945
G. †Mitroceras Hyatt 1894
G. †Naedyceras Hyatt 1884
+
Naedyceras contractum Flower 1945
Naedyceras gibbosum Flower 1945
Invalid names: Gyroceras Owen 1844 [synonym]
G. †Ovoceras Flower 1936
G. †Oxygonioceras Foerste 1925
G. †Stereotoceras Flower 1950
Subfm. †Stereotoceratinae Chen et al. 1981
+
G. †Eostereotoceras Chen et al. 1981
G. †Verticoceras Flower 1936
G. †Wissenbachia Foerste 1926
Superfm. †Cyrthocerataceae Chapman 1857
+
Fm. †Cyrthoceratidae Chapman 1857
+
G. †Oyogiroceras Miagkova 1967
G. †Pachiceras Miagkova 1967
Fm. †Maelonoceratidae Hyatt 1884
+
G. †Neoceras Miagkova 1967
Fm. †Oocerinidae Teichert 1938
+
G. †Hiregiroceras Miagkova 1967
G. †Moyerocanoceras Miagkova 1967
G. †Paroocerina Zhuravleva 1961
+
Subg. †Cyrtoceras (Meloceras) Foord 1888
Cyrtoceras indomitum Barrande 1867
Cyrtoceras minneapolis Clarke 1897
Cyrtoceras murchisoni Barrande 1867
Cyrtoceras nevadense Walcott 1884
Fm. †Devonocheilidae Zhuravleva 1972
+
G. †Lysagoroceras Schönenberg 1952
G. †Onyxites Zhuravleva 1972
+
Onyxites onerosus Zhuravleva 1972
G. †Platyconoceras Zhuravleva 1972
Fm. †Diestoceratidae Foerste 1926
+
G. †Danoceras Troedsson 1926
+
Danoceras breve Strand 1934
Danoceras broggeri Strand 1934
Danoceras inutile Flower 1952
Danoceras ravni Troedsson 1926
Danoceras scandinavicum Strand 1934
Danoceras skalbergensis Kröger and Aubrechtová 2019
Invalid names: Hyperoceras Foerste 1928 [synonym]
G. †Diestoceras Foerste 1924
+
Diestoceras acuminatum Strand 1934
Diestoceras anticostiense Foerste 1928
Diestoceras breviconum Portlock 1843
Diestoceras carletonense Twenhofel 1928
Diestoceras eos Hall and Whitfield 1875
Diestoceras inaequiseptum Portlock 1843
Diestoceras indianense Miller and Faber 1894
Diestoceras isotelorum Strand 1934
Diestoceras lamonti Teichert 1940
Diestoceras lavalense Flower 1952
Diestoceras scoticum Teichert 1940
Diestoceras shideleri Foerste 1924
Diestoceras sinclairi Flower 1952
Diestoceras stensioei Troedsson 1926
Diestoceras stormeri Strand 1934
Diestoceras sycon Flower 1952
G. †Dowlingoceras Foerste 1928
+
Dowlingoceras gracile Whiteaves 1892
Dowlingoceras piersalense Teichert 1930
G. †Lyckholmoceras Teichert 1930
+
Lyckholmoceras estoniae Teichert 1930
Lyckholmoceras norvegiae Strand 1934
G. †Suttonoceras Miller and Youngquist 1947
+
Suttonoceras rossorum Miller and Youngquist 1947
G. †Eudoceras Hyatt 1884
G. †Gomphoceras Sowerby 1839
+
Gomphoceras eichwaldi de Verneuil 1845
Gomphoceras suboviforme Walcott 1884
Fm. †Graciloceratidae Flower in Flower and Kummel 1950
+
G. †Eorizoceras Flower 1943
+
G. †Graciloceras Flower 1943
+
Graciloceras longidomum Flower 1943
G. †Isbergoceras Kröger and Aubrechtová 2019
+
Isbergoceras consobrinum Kröger and Aubrechtová 2019
Isbergoceras niger Kröger and Aubrechtová 2019
G. †Kundoceras Kröger et al. 2009
+
Kundoceras evansi Kröger et al. 2009
G. †Leonardoceras Flower 1968
+
Leonardoceras parvum Flower 1968
G. †Piersaloceras Teichert 1930
+
Piersaloceras gageli Teichert 1930
G. †Pomerantsoceras Kröger 2007
+
Pomerantsoceras tibia Kröger 2007
G. †Porkunioceras Kröger 2007
+
Porkunioceras tuba Kröger 2007
G. †Ringoceras Strand 1934
+
Ringoceras praecurvum Strand 1934
Fm. †Hemiphragmoceratidae Foerste 1926
+
G. †Conradoceras Foerste 1926
G. †Hemiphragmoceras Hyatt in Zittel 1900
G. †Hexameroceras Hyatt 1884
G. †Octamerella Teichert and Sweet 1962
G. †Octameroceras Hyatt 1900
+
Octameroceras callistoma Barrande 1867
Octameroceras scotorum Lamont 1978
G. †Tetrameroceras Hyatt 1884
G. †Iowoceras
Fm. †Jovellaniidae Foord 1888
+
G. †Bohemojovellania Manda 2001
+
Bohemojovellania adrae Kröger 2008
Bohemojovellania obliquum Kröger 2008
G. †Herkimeroceras Foerste 1926
G. †Jovellania Bayle 1879
+
Jovellania buchi Verneul 1850
Jovellania cheirae Kröger 2008
G. †Kijoceras Zhuravleva 1982
+
Kijoceras clarum Zhuravleva 1972
G. †Laumontoceras Foerste 1926
G. †Mixosiphonoceras Hyatt 1900
+
Mixosiphonoceras desolatum Barrande 1877
G. †Projovellania Hyatt 1900
+
Projovellania athleta Barrande 1877
G. †Rhytidoceras Miagkova 1967
G. †Xyloceras Miagkova 1967
+
Xyloceras jovellanum Miagkova 1967
Xyloceras moyerocanum Miagkova 1967
Fm. †Karoceratidae Teichert 1939
+
G. †Ankyloceras Zhuravleva 1974
+
Ankyloceras nesnayamiense Foerste 1925
G. †Karoceras Roussanoff 1909
G. †Osbornoceras Foerste 1936
G. †Shuranoceras Barskov 1959
G. †Ventrobalashovia Kröger 2008
+
G. †Nelimenia Laporte 1843
Fm. †Nothoceratidae Fischer 1882
+
G. †Blakeoceras Foerste 1926
G. †Bolloceras Foerste 1926
G. †Conostichoceras Foerste 1926
G. †Cyrthoceratites d'Archiac and deVerneuil 1842
+
Invalid names: Cranoceras [synonym]
G. †Lorieroceras Foerste 1926
G. †Metaphragmoceras Flower 1938
Subfm. †Metaphragmoceratinae Chen et al. 1981
+
G. †Perimecoceras Foerste 1926
G. †Mutoblakeoceras Kröger 2008
+
G. †Nothoceras Barrande 1856
Subfm. †Nothoceratinae Fischer 1882
+
G. †Mixosiphonocerina Chen et al. 1981
G. †Piestoocerina Chen et al. 1981
G. †Yichangoceras Chen et al. 1981
G. †Paraconradoceras Foerste 1926
G. †Tafilaltoceras Kröger 2008
+
Tafilaltoceras adgoi Kröger 2008
G. †Turnoceras Foerste 1926
Fm. †Oncoceratidae Hyatt 1884
+
G. †Asaphiceras Foerste 1928
G. †Beloitoceras Foerste 1924
+
Beloitoceras amoenum Miller 1879
Beloitoceras bucheri Flower 1946
Beloitoceras cautis Kröger and Aubrechtova 2017
Beloitoceras estonicum Teichert 1930
Beloitoceras huronense Billings 1865
Beloitoceras kirtoni Teichert and Glenister 1953
Beloitoceras lobiferum Flower 1952
Beloitoceras orilliense Flower 1952
Beloitoceras pandion Hall 1861
Beloitoceras plebeium Hall 1861
Beloitoceras stoermeri Sweet 1958
Beloitoceras thorslundi Kröger and Aubrechtová 2019
G. †Centrorizoceras Foerste 1930
G. †Cyrtorizoceras Hyatt 1900
+
Cyrtorizoceras borni Teichert 1930
Cyrtorizoceras rusti Flower 1952
Cyrtorizoceras tenue Strand 1934
Cyrtorizoceras thorslundi Kröger 2013
G. †Dalecarlioceras Frye 1987
+
G. †Digenuoceras Foerste 1935
G. †Dunleithoceras Foerste 1924
G. †Ehlersoceras Foerste 1932
G. †Ekwanoceras Foerste and Savage 1927
G. †Kentlandoceras Foerste 1932
G. †Laphamoceras Foerste 1933
+
Laphamoceras scofieldi Foerste 1932
+
Invalid names: Cyrtoceras billingsi Clarke 1897 [synonym]
G. †Loganoceras Foerste 1932
G. †Maelonoceras Hyatt 1884
+
Maelonoceras metellus Billings 1865
Maelonoceras praematurum Billings 1860
+
Invalid names: Maelonoceras billingsi Foerste 1924 [synonym]
Invalid names: Meloceras Foord 1888 [synonym]
G. †Metarizoceras Foerste 1930
G. †Miamoceras Flower 1946
+
Miamoceras bubsense Stait 1982
G. †Neumatoceras Foerste 1935
+
Neumatoceras borense Kröger et al. 2009
Neumatoceras drummuckense Teichert 1940
Neumatoceras parviborense Kröger et al. 2009
G. †Oncoceras Hall 1847
+
Oncoceras carletonense Twenhofel 1928
Oncoceras major Frey 1995
Oncoceras pauper Foerste 1924
Oncoceras pristinum Ruedemann 1906
G. †Oocerina Foerste 1926
G. †Orthorizoceras Kröger 2008
+
Orthorizoceras desertum Kröger 2008
Orthorizoceras sinkovense Balashov 1968
G. †Paramiamoceras Chen 1987
+
Paramiamoceras breviventrum Kröger et al. 2009
G. †Plesiorizosceras Chen et al. 1981
G. †Retizitteloceras Kröger et al. 2011
+
Retizitteloceras rarum Kröger et al. 2011
G. †Richardsonoceras Foerste 1932
+
Richardsonoceras gastroscopium Kröger et al. 2009
Richardsonoceras gerhardi Kröger et al. 2009
Richardsonoceras goldmanni Kröger et al. 2009
Richardsonoceras haelluddenense Kröger et al. 2009
+
Invalid names: Beloitoceras heterocurvatum Strand 1934 [synonym]
G. †Richardsonoceroides Chen 1987
+
Richardsonoceroides kingi Kröger et al. 2009
Richardsonoceroides oelandense Kröger et al. 2009
Richardsonoceroides rhytium Kröger et al. 2009
G. †Rizoceras Hyatt 1884
+
Rizoceras acris Miagkova 1967
Rizoceras inventum Miagkova 1967
Rizoceras rectum Miagkova 1967
G. †Romingoceras Foerste 1932
G. †Scofieldoceras Foerste 1932
G. †Vaupelia Flower 1946
G. †Zittelloceras Hyatt 1884
+
Zitteloceras costatum Teichert 1940
Zitteloceras hitzi Foerste 1910
Zitteloceras praecedens Flower 1952
Fm. †Oonoceratidae Hyatt 1884
+
G. †Euryrizocerina Manda and Turek 2009
+
Euryrizocerina normata Barrande 1877
G. †Oonoceras Hyatt 1884
+
Ooceras lativentrum Ruedemann 1906
Ooceras perkinsi Ruedemann 1906
Ooceras seelyi Ruedemann 1906
Oonoceras priscum Eichwald 1861
G. †Pachtoceras Foerste 1926
Fm. †Polyelasmoceratidae Shimanskiy 1956
+
G. †Codoceras Hyatt 1900
+
Codoceras dubium Strand 1934
Codoceras indomitum Barrande 1867
G. †Coelocyrtoceras Foerste 1926
G. †Cyrtocheilus Shimanskiy 1962
G. †Danaoceras Foerste 1926
G. †Evlanoceras Zhuravleva 1962
G. †Hipparionoceras Flower 1945
+
Hipparionoceras expansum Flower 1945
Hipparionoceras iowaense Flower 1945
Hipparionoceras lairdi Flower 1945
G. †Macrodomoceras Teichert and Glenister 1952
+
Macrodomoceras howitti Teichert and Glenister 1952
G. †Turoceras Zhuravleva 1959
G. †Wadeoceras Teichert 1939
Fm. †Poterioceratidae Foord 1888
+
G. †Argocheilus Shimanskiy 1961
G. †Cyrtogomphus Flower 1938
G. †Mecynoceras Foerste 1926
G. †Poterioceras M'Coy 1844
+
Invalid names: Calchasiceras [synonym]
G. †Welleroceras Miller and Furnish 1938
G. †Xenoceras Flower 1952
G. †Ramussenoceras Foerste 1932
Superfm. †Rutoceratoidea Hyatt 1884
+
Fm. †Hercoceratidae Hyatt 1884
+
G. †Otomaroceras Manda and Turek 2009
Fm. †Parauloceratidae Manda and Turek 2009
+
G. †Parauloceras Manda and Turek 2009
G. †Sycoceras Pictet 1854
G. †Trigonodema Laporte 1843
Fm. †Trimeroceratidae Hyatt and Zittel 1900
+
G. †Clathroceras Foerste 1926
G. †Eotrimeroceras Foerste 1928
+
G. †Inversoceras Hedström 1917
G. †Jeppssonoceras Stridsberg 1985
+
Jeppssonoceras concentratum Stridsberg 1985
G. †Pentameroceras Hyatt 1884
G. †Platycomeroceras Chen et al. 1981
G. †Plemeroceras Stridsberg 1985
+
Plemeroceras cassis Stridsberg 1985
G. †Stenogomphoceras Foerste 1930
G. †Trimeroceras Hyatt 1884
Fm. †Tripleuroceratidae Foerste 1926
+
G. †Psiaoceras Shimanskiy 1957
G. †Tripleuroceras Hyatt 1884
Fm. †Valcouroceratidae Flower 1946
+
G. †Actinomorpha Flower 1943
+
Actinomorpha pupa Flower 1943
G. †Augustoceras Flower 1946
+
Augustoceras molense Stait 1982
Augustoceras shideleri Flower 1946
G. †Fayettoceras Foerste 1932
G. †Kindleoceras Foerste 1924
+
Kindleoceras reversatum Foerste 1924
Kindleoceras triangulare Foerste 1924
G. †Manitoulinoceras Foerste 1924
+
Manitoulinoceras lysander Billings 1865
Manitoulinoceras postumius Billings 1865
G. †Minganoceras Foerste 1938
G. †Staufferoceras Foerste 1932
G. †Valcouroceras Flower 1943
+
Valcouroceras bovinum Flower 1943
Valcouroceras cyclops Flower 1943
Valcouroceras elongatum Flower 1952
Valcouroceras obesum Flower 1943
Valcouroceras seelyi Ruedemann 1906
Valcouroceras tenuiseptum Ruedemann 1906
G. †Valkyrioceras Kröger and Aubrechtová 2019
+
Valkyrioceras dalecarlia Kröger and Aubrechtová 2019
G. †Wetherbyoceras Foerste 1926
+
Wetherbyoceras conoidale Wetherby 1881
Or. †Tarphycerida Flower and Kummel, Jr. 1950
+
Fm. †Estonioceratidae Hyatt 1900
+
G. †Aethoceras Teichert and Glenister 1954
G. †Alaskoceras Miller and Kummel 1945
G. †Aphetoceras Hyatt 1894
+
Aphetoceras americanum Hyatt 1894
Aphetoceras attenuatum Hyatt 1894
Aphetoceras boreale Hyatt 1894
Aphetoceras evolutum Ulrich et al. 1942
Aphetoceras farnsworthi Billings 1861
Aphetoceras oderi Ulrich et al. 1942
Aphetoceras ozarkensis Cullison 1944
Aphetoceras ruedemanni Ulrich et al. 1942
Aphetoceras subcostulatum Ulrich et al. 1942
+
Clytoceras capax Ulrich et al. 1942
G. †Deltoceras Hyatt 1894
+
Deltoceras capax Ulrich et al. 1942
Deltoceras planum Hyatt 1894
Deltoceras vaningeni Ruedemann 1906
G. †Eichwaldoceras Balashov 1955
G. †Estonioceras Noetling 1883
+
Estonioceras imperfectum Quenstedt 1845
G. †Pycnoceras Hyatt 1894
+
Pycnoceras adamsense Stait 1983
Pycnoceras apertum Hyatt 1894
Pycnoceras clausum Ulrich et al. 1942
Pycnoceras rotundatum Ulrich et al. 1942
G. †Shumardoceras Ulrich and Foerste 1936
+
Shumardoceras complanatum Shumard 1863
Shumardoceras fragile Ulrich et al. 1942
Shumardoceras taneyense Ulrich et al. 1942
G. †Tragoceras Remelé 1890
Invalid names: Deltoceratidae Ulrich et al. 1942 [synonym]
Fm. †Ophidioceratidae Hyatt 1894
+
G. †Ophioceras Barrande 1865
+
Invalid names: Ophidioceras [synonym]
Fm. †Tarphyceratidae Hyatt 1894
+
G. †Bentoceras Stumbur 1962
+
Bentoceras proteus Holm 1899
Bentoceras rubeli Stumbur 1962
G. †Campbelloceras Ulrich and Foerste 1936
+
Campbelloceras brevicameratum Ulrich et al. 1942
Campbelloceras hyatti Ulrich et al. 1942
Campbelloceras mcgerriglei Ulrich et al. 1942
Campbelloceras simplex Cullison 1944
G. †Centrotarphyceras Ulrich and Foerste 1936
+
Centrotarphyceras apheusi Ulrich et al. 1942
Centrotarphyceras bidgei Ulrich et al. 1942
Centrotarphyceras imperator Billings 1861
Centrotarphyceras powersi Ulrich et al. 1942
Centrotarphyceras seelyi Whitfield 1886
Centrotarphyceras subundosum Ulrich et al. 1942
Centrotarphyceras yellvillense Ulrich et al. 1942
G. †Cycloplectoceras Ulrich et al. 1942
+
Cycloplectoceras funatum Ulrich et al. 1942
Cycloplectoceras miseri Ulrich et al. 1942
G. †Eurystomites Schröder 1891
+
Eurystomites accelerans Ruedemann 1906
Eurystomites amplectens Ruedemann 1906
Eurystomites avensis Ulrich et al. 1942
Eurystomites bolarensis Ulrich et al. 1942
Eurystomites ferox Billings 1861
Eurystomites gibbosum Hyatt 1894
Eurystomites kelloggi Whitfield 1886
Eurystomites undatum Hall 1847
G. †Falcilituites Remele 1886
G. †Moreauoceras Cullison 1944
G. †Pilotoceras Cullison 1944
G. †Pionoceras Ulrich et al. 1942
+
Pionoceras peachi Evans 2011
Pionoceras pompanium Billings 1862
Pionoceras pomponium Billing 1862
Pionoceras smithvillense Ulrich et al. 1942
Pionoceras swartzi Ulrich et al. 1942
Pionoceras vokesi Ulrich et al. 1942
G. †Planctoceras Schröder 1891
G. †Rectanguloceras Stumbur 1962
+
Rectanguloceras rarospira Eichwald 1860
G. †Seelyoceras Ulrich and Foerste 1936
+
Seelyoceras raei Whitfield 1889
G. †Sweetoceras Stumbur 1962
+
Sweetoceras boreale Sweet 1958
G. †Tarphyceras Hyatt 1894
+
Tarphyceras apollo Billings 1861
Tarphyceras aucoini Hyatt 1894
Tarphyceras chadwickense Ulrich et al. 1942
Tarphyceras champlainense Whitfield 1886
Tarphyceras clarkei Ruedemann 1906
Tarphyceras convolvens Angelin and Lindstrom 1880
Tarphyceras extensum Hyatt 1894
Tarphyceras multicameratum Ruedemann 1906
Tarphyceras palinurus Billings 1861
Tarphyceras perkinsi Whitfield 1897
Tarphyceras prematurum Hyatt 1894
Fm. †Trocholitidae Chapman 1857
+
G. †Arkoceras Ulrich et al. 1942
+
Arkoceras exiguum Ulrich et al. 1942
G. †Curtoceras Ulrich et al. 1942
+
Curtoceras abditus Kröger and Aubrechtova 2017
Curtoceras billingsi Foerste 1938
Curtoceras eatoni Whitfield 1886
+
Invalid names: Schroederoceras cassinense Whitfield 1886 [synonym]
Curtoceras internastriatum Whitfield 1886
Curtoceras minganense Foerste 1938
G. †Discoceras Barrande 1867
+
Discoceras amtjaernense Kröger and Aubrechtová 2019
Discoceras angulatum Saemann 1852
Discoceras antiquissima Eichwald 1842
Discoceras antiquissimus Roemer 1861
Discoceras arctuatum Lossen 1860
Discoceras depressum Sweet 1958
Discoceras fleischeri Sweet 1958
Discoceras hyatti Strand 1934
Discoceras idaense Teichert and Glenister 1962
Discoceras ievesense Balaschov 1953
Discoceras nilssoni Kröger and Aubrechtová 2019
Discoceras rarospira Eichwald 1860
Discoceras roemeri Strand 1934
Discoceras saemanni Hyatt 1894
Discoceras siljanense Kröger et al. 2011
Discoceras tubulatum Hyatt 1894
Discoceras vasalemmense Balaschov 1953
G. †Graftonoceras Foerste 1925
G. †Hardmanoceras Teichert and Glenister 1952
+
Hardmanoceras chrysanthimum Kobayashi 1959
Hardmanoceras lobatum Teichert and Glenister 1952
G. †Jasperoceras Ulrich et al. 1942
+
Jasperoceras costatum Ulrich et al. 1942
G. †Litoceras Hyatt 1883
+
Litoceras calciferum Billings 1865
Litoceras versutum Billings 1865
Litoceras whiteavsi Hyatt 1894
G. †Palaeonautilus Remele 1881
+
G. †Paradiscoceras Barskov 1972
+
Paradiscoceras dissitum Stait et al. 1985
Paradiscoceras orientale Barskov 1972
G. †Schroederoceras Hyatt 1894
+
Schroederoceras angulatum Saemann 1852
G. †Trocholites Conrad 1838
+
Trocholites ammonius Conrad 1838
Trocholites contractus Schroeder 1891
Trocholites depressus Eichwald 1860
Trocholites faberi Foerste 1929
Trocholites fugax Babin and Gutiérrez-Marco 1992
+
Invalid names: Lituites primulus Barrande 1865 [synonym]
Trocholites gennadii Kröger and Aubrechtova 2017
Trocholites gracilis Flower 1943
Trocholites hospes Remele 1880
Trocholites internestriatus Whitfield 1886
Trocholites ruedemanni Flower 1943
G. †Trocholitoceras Hyatt 1894
+
Trocholitoceras bevani Ulrich et al. 1942
Trocholitoceras juvenicostatum Ulrich et al. 1942
Trocholitoceras latum Ulrich et al. 1942
Trocholitoceras philipsburgense Ulrich et al. 1942
G. †Wichitoceras Ulrich et al. 1942
+
Wichitoceras chadwickense Ulrich et al. 1942
Wichitoceras compressum Ulrich et al. 1942
Wichitoceras crassum Ulrich et al. 1942
Wichitoceras decipiens Ulrich et al. 1942
Wichitoceras naylorense Ulrich et al. 1942
Fm. †Weberoceratidae Dzik 1984
+
G. †Weberoceras Barskov 1972
+
Weberoceras mariannae Barskov 1972
Invalid names: Discoceratidae Dzik 1984 [empty]
Fm. †Uranoceratidae Hyatt 1900
+
G. †Cliftonoceras Flower 1957
G. †Cumingsoceras Flower 1950
G. †Jolietoceras Foerste 1925
G. †Siljanoceras Kröger 2013
+
Siljanoceras varians Kröger 2013
G. †Uranoceras Hyatt 1884
G. †Warburgoceras Kröger 2013
+
Warburgoceras longitudinale Angelin and Lindström 1880
Subcl. Nautiloidea Agassiz 1847 [nautiloid]
+
Subor. †Actinoceratina Flower 1950
+
Invalid names: Lambeoceratidae Flower 1957 [empty]
Subor. †Endoceratina Flower 1950
+
Invalid names: Cyrtovaginoceratidae Flower 1958 [empty]
Or. Nautilida Agassiz 1847
+
Superfm. †Aipoceratoidea Hyatt 1883
+
Fm. †Aipoceratidae Hyatt 1883
+
G. †Aipoceras Hyatt 1883
G. †Asymptoceras Ryckholt 1852
G. †Librovitschiceras Shimanskiy 1957
Fm. †Scyphoceratidae Ruzhentsev and Shimanskiy 1954
+
G. †Arcuatoceras Niko et al. 2009
G. †Mariceras Ruzhentsev and Shimanskiy 1954
G. †Scyphoceras Ruzhentsev and Shimanskiy 1954
G. †Sorinoceras Flower 1963
G. †Venatoroceras Ruzhentsev and Shimanskiy 1954
Fm. †Solenochilidae Hyatt 1883
+
G. †Acanthonautilus Foord 1896
G. †Solenochilus Meek and Worthen 1870
Invalid names: Litogyroceratidae [empty]
Fm. †Aktubonautilidae Ruzhentsev and Shimanskiy 1954
+
G. †Aktubonautilus Ruzhentsev and Shimanskiy 1954
+
Aktubonautilus eruciformis Ruzhentsev and Shimanskiy 1954
G. †Basleonautilus Ruzhentsev and Shimanskiy 1954
+
Basleonautilus dyadicus Haniel 1915
G. †Anglonautlis Spath 1927
Fm. †Centroceratidae Hyatt in Zittel 1900
+
G. †Carlloceras Flower and Caster 1935
G. †Centroceras Hyatt 1884
+
Centroceras marcellensis Vanuxem 1842
G. †Diorugoceras Hyatt 1893
+
Diorugoceras egregium Shimanskiy 1967
G. †Homaloceras Whiteaves 1891
G. †Phacoceras Hyatt 1884
+
Phacoceras electum Shimanskiy 1967
Phacoceras oxystomum Phillips 1836
Phacoceras semirutum Shimanskiy 1967
G. †Strophiceras Hyatt 1884
Superfm. †Clydonautiloidea Hyatt in Zittel 1900
+
Fm. †Clydonautilidae Hyatt in Zittel 1900
+
G. †Callaionautilus Kieslinger 1924
G. †Clydonautilus Mojsisovics 1882
G. †Cosmonautilus Hyatt and Smith 1905
G. †Proclydonautilus Mojsisovics 1902
Fm. †Ephippioceratidae Miller and Youngquist 1949
+
G. †Ephippioceras Hyatt 1884
G. †Megaglossoceras Miller et al. 1933
Fm. †Gonionautilidae Kummel 1950
+
G. †Gonionautilus Mojsisovics 1902
Fm. †Liroceratidae Miller and Youngquist 1949
+
G. †Alexandronautilus Shimanskiy 1962
G. †Bistrialites Turner 1954
G. †Coelogasteroceras Hyatt 1893
G. †Condraoceras Miller et al. 1947
G. †Hemiliroceras Ruzhentsev and Shimanskiy 1954
G. †Leniceras Leonova and Shchedukhin 2020
G. †Liroceras Teichert 1940
+
Invalid names: Coloceras [replaced]
G. †Paraliroceras Barskov and Shilovsky 2014
G. †Paranautilus Mojsisovics 1902
G. †Peripetoceras Hyatt 1894
G. †Perunautilus Crick and Sobolev 1994
G. †Potoceras Hyatt 1894
G. †Shikhanonautilus Leonova and Shchedukhin 2020
G. †Tomponautilus Sobolev 1989
Fm. †Siberionautilidae Popov 1951
+
G. †Siberionautilus Popov 1951
G. †Conchorhynchus de Blainville 1827
+
Conchorhynchus cretaceus Fritsch 1897
Conchorhynchus robustus König 1920
Fm. †Dentoceratidae Ruzhentsev and Shimanskiy 1954
+
G. †Dentoceras Ruzhentsev and Shimanskiy 1954
+
Dentoceras latum Ruzhentsev and Shimanskiy 1954
Dentoceras magnum Ruzhentsev and Shimanskiy 1954
Dentoceras ultuganense Ruzhentsev and Shimanskiy 1954
G. †Exoticeras Barskov and Shilovsky 2014
+
Exoticeras exoticum Barskov and Shilovsky 2014
G. †Kummeloceras Shimanskiy 1967
+
Kummeloceras sibiricum Shimanskiy 1967
G. †Menuthionautlis Collignon 1933
Superfm. Nautiloidea de Blainville 1825
+
Fm. †Aturiidae Chapman 1857
+
G. †Aturia Bronn 1838
Fm. †Cenoceratidae Tinant and Kabamba 1983
+
G. †Cenoceras Hyatt 1884
G. †Digonioceras Hyatt 1894
G. †Heminautilus Spath 1927
+
Invalid names: Platynautilus Yabe and Ozaki 1953 [synonym], Vorticoceras Scott 1940 [synonym]
G. †Josanautilus Martínez and Grauges 2006
G. †Pictonautilus Branger 2004
Fm. †Cymatoceratidae Spath 1927
+
G. †Cymatonautilus Spath 1927
G. †Neocymatoceras Kobayashi 1954
G. †Procymatoceras Spath 1927
G. †Syrionautilus Spath 1927
Fm. †Hercoglossidae Spath 1927
+
G. †Aturoidea Vredenburg 1925
+
Invalid names: Paraturia Spath 1927 [objective synonym]
G. †Cimomia Conrad 1866
+
Invalid names: Javanoceras Martin 1932 [synonym]
G. †Deltoidonautilus Spath 1927
+
Invalid names: Lissoniceras Benavides-Caceres 1956 [synonym]
G. †Hercoglossa Conrad 1866
+
Invalid names: Enclimatoceras Hyatt 1883 [synonym], Woodringia Stenzel 1940 [synonym]
G. †Pseudaturoidea Shimansky 1975
G. †Teichertia Glenister et al. 1956
Fm. Nautilidae de Blainville 1825
+
G. Allonautilus Ward and Saunders 1997
G. †Anglonautilus Spath 1927
G. †Angulithes Montfort 1808
G. †Belmonticeras Rulleau 2008
G. †Carinonautilus Spengler 1910
G. †Cymatoceras Hyatt 1884
+
Invalid names: Eurocymatoceras Matsumoto 1983 [synonym]
G. †Deltocymatoceras Kummel 1956
G. †Epicymatoceras Kummel 1956
G. †Eucymatoceras Spath 1927
G. †Eutrephoceras Hyatt 1894
G. †Kummelonautilus Matsumoto 1984
+
Invalid names: Kummeloceras Matsumoto 1983 [replaced]
G. †Ligeiceras Barroso-Barcenilla 2011
G. †Nautilopsis Conrad 1848
G. Nautilus Linnaeus 1758
G. †Paracymatoceras Spath 1927
G. †Pseudocenoceras Spath 1927
G. †Stenzeloceras Whetstone and Teichert 1978
G. †Strionautilus Shimanskiy 1951
Invalid names: Eutrephoceratidae Hyatt 1894 [synonym], Nautilinae de Blainville 1825 [empty], Nautilus fricator Beck 1835 [nomen nudum]
Fm. †Paracenoceratidae Spath 1927
+
G. †Aulacenoceras Tinant 1987
G. †Micronautilus Branger 2023
G. †Paracenoceras Spath 1927
G. †Somalinautilus Spath 1927
G. †Tithonoceras Retowski 1894
Fm. †Pseudonautilidae Shimansky and Erlanger 1955
+
G. †Aulaconautilus Spath 1927
G. †Pseudaganides Spath 1927
+
Invalid names: Hercoglossoceras [synonym]
G. †Pseudonautilus Meek 1876
G. †Xenocheilus Shimansky 1957
G. †Nautilorhynchus Fritsch 1910
+
Nautilorhynchus simplex Fritsch 1872
+
Invalid names: Rhyncholithes bohemicus Till 1906 [synonym], Rhyncholithes curtus Till 1907 [synonym], Rhyncholithes curvatus Till 1907 [synonym], Rhyncholithes rectus Till 1907 [synonym]
+
Nikenautilus beleuthensis Shimansky 1957
Nikenautilus vultur Shimanskiy 1967
G. †Parachouteauoceras Niko and Ozawa 1997
Fm. †Paranautilidae Kummel 1953
+
G. †Indonautilus Mojsisovics 1902
+
Indonautilus awadi Kummel 1960
Indonautilus innocens Pérez-Valera et al. 2017
Indonautilus kraffti Mojsisovics 1902
Indonautilus privatus von Mojsisovics 1882
G. †Picardiceras Parnes 1986
+
Picardiceras picardi Parnes 1986
Fm. †Permonautilidae Barskov and Shilovsky 2014
+
G. †Nemdoceras Barskov and Shilovsky 2014
+
Nemdoceras evolutum Barskov and Shilovsky 2014
Nemdoceras kremeshkense Barskov and Shilovsky 2014
Nemdoceras nemdense Barskov and Shilovsky 2014
G. †Permonautilus Kruglov 1933
+
Permonautilus cornutus Golowinsky 1868
Permonautilus halleri Tichy 1975
Permonautilus kruglovi Barskov and Shilovsky 2014
Permonautilus parapinegaensis Barskov and Shilovsky 2014
Permonautilus pinegaensis Kruglov 1933
G. †Tatianautilus Barskov and Shilovsky 2014
+
Tatianautilus leonovae Barskov and Shilovsky 2014
G. †Thyoceras Leonova and Shchedukhin 2020
+
Thyoceras involutum Leonova and Shchedukhin 2020
Fm. †Pleuronautilidae Hyatt 1900
+
G. †Linonautilus Zhou 1979
+
Linonautilus communis Zhou 1979
Linonautilus nanus Zhou 1979
G. †Pseudostenopoceras Shimanskiy 1967
+
Pseudostenopoceras lenticulare Shimanskiy 1967
Pseudostenopoceras solare Shimanskiy 1967
G. †Pteronautilus Meek 1865
+
Subor. †Rutoceratina Flower and Kummel 1950
+
Superfm. †Rutocerataceae Hyatt 1884
+
Fm. †Neptunoceratidae Shimanskiy 1956
Fm. †Rutoceratidae Hyatt 1884
Fm. †Syringonautilidae Mojsisovics 1902
+
G. †Clymenonautilus Hyatt in Zittel 1900
+
Clymenonautilus ehrlichi von Mojsisovics 1873
G. †Juvavionautilus Mojsisovics 1902
+
Juvavionautilus subtrapezoidalis von Mojsisovics 1902
G. †Oxynautilus Mojsisovics 1902
+
Oxynautilus acutus Hauer 1846
G. †Syringoceras Hyatt 1894
+
Syringoceras altius von Mojsisovics 1902
Syringoceras barrandei Hauer 1847
Syringoceras breve Hauer 1860
Syringoceras brevior von Mojsisovics 1873
Syringoceras credneri von Mojsisovics 1902
Syringoceras daubreeanum von Mojsisovics 1902
Syringoceras eugyrum von Mojsisovics 1873
Syringoceras evolutum von Mojsisovics 1873
Syringoceras nekuchanicum Sobolev 1998
Syringoceras spurri Smith 1927
Syringoceras zitteli von Mojsisovics 1902
G. †Syringonautilus Mojsisovics 1902
+
Syringonautilus arcticus Sobolev 1998
Syringonautilus bullatus von Mojsisovics 1873
Syringonautilus lilianus von Mojsisovics 1882
Syringonautilus spitiensis Stoliczka 1865
Syringonautilus vagus Shimansky 1965
Subor. †Tainoceratina Shimansky 1964
+
Superfm. †Temnocheilaceae Mojsisovics 1902
+
Fm. †Temnocheilidae Mojsisovics 1902
Superfm. †Trigonoceratoidea Hyatt 1884
+
Fm. †Grypoceratidae Hyatt 1900
Fm. †Permoceratidae Miller and Collinson 1953
Fm. †Tainoceratidae Hyatt 1883
+
Invalid names: Gyroceratidae von Mojsisovics 1882 [synonym]
Fm. †Trigonoceratidae Hyatt 1884
Superfm. †Tainoceratoidea Hyatt 1883
+
Fm. †Gzheloceratidae Ruzhentsev and Shimanskiy 1954
+
G. †Celox Shimanskiy 1967
G. †Gzheloceras Ruzhentsev and Shimanskiy 1954
G. †Heurekoceras Ruzhentsev and Shimanskiy 1954
G. †Hunanoceras Zhao 1954
G. †Parametacoceras Miller and Owen 1934
Fm. †Koninckioceratidae Hyatt in Zittel 1900
+
G. †Edaphoceras Hyatt 1884
G. †Knightoceras Miller and Owen 1934
G. †Lophoceras Hyatt 1893
G. †Millkoninckioceras Kummel 1963
+
Invalid names: Koninckioceras Hyatt 1883 [replaced]
G. †Paravalhallites Shimanskiy 1990
G. †Subvestinautilus Turner 1954
G. †Tylodiscoceras Miller and Collinson 1950
Fm. †Mosquoceratidae Ruzhentsev and Shimanskiy 1954
+
G. †Articheilus Ruzhentsev and Shimanskiy 1954
G. †Leonardocheilus Ruzhentsev and Shimanskiy 1954
G. †Mosquoceras Ruzhentsev and Shimanskiy 1954
Fm. †Rhiphaeoceratidae Ruzhentsev and Shimanskiy 1954
+
G. †Eximioceras Shchedukhin 2022
G. †Pararhiphaeoceras Ruzhentsev and Shimanskiy 1954
G. †Rhiphaeoceras Ruzhentsev and Shimanskiy 1954
G. †Rhiphaeonautilus Ruzhentsev and Shimanskiy 1954
G. †Sholakoceras Ruzhentsev and Shimanskiy 1954
Fm. †Tetragonoceratidae Flower 1945
+
G. †Nassauoceras Miller 1932
G. †Tetragonoceras Whiteaves 1891
G. †Wellsoceras Flower 1945
G. †Uloceras
+
Yakutionautilus kavalerovae Arkhipov and Barskov 1970
Invalid names: Bisiphytes Montfort 1808 [nomen vanum], Dentalium (Antalis) acumen de Koninck 1883 [nomen nudum], Nautilus delphinus Forbes 1846 [nomen dubium], Nautilus marcoui d'Orbigny 1850 [nomen dubium], Nautilus normannicus von Loesch 1914 [nomen nudum], Thrincoceratidae Ruzhentsev and Shimanskiy 1954 [empty]
Subor. †Orthochoanites Martin 1904
+
Invalid names: Ophioceratidae Arthaber [empty]
G. †Sueroceras Riccardi and Sabattini 1975
Invalid names: Ascoceratina Flower 1950 [empty], Basslerocerida Flower and Kummel, Jr. 1950 [empty], Discosorina Flower 1940 [empty], Eudoceratidae Hyatt 1883 [empty], Gyroceras de Koninck 1844 [invalid subgroup], Michelinoceratina Flower 1950 [empty], Oncoceratina Flower 1950 [empty], Tarphyceratina Flower 1950 [empty]
Subg. †Nautilus (Solenochilus) Meek and Worthen 1870
Subcl. †Orthoceratoidea M'Coy 1844
+
Or. †Actinocerida Teichert 1933
+
Fm. †Actinoceratidae Saeman 1853
+
G. †Actinoceras Bronn 1837
+
Actinoceras abortivum Flower 1957
Actinoceras aequale Flower 1957
Actinoceras altopontense Foerste and Teichert 1930
Actinoceras anticostiense Billings 1857
Actinoceras arcuanotum Flower 1943
Actinoceras carletonense Twenhofel 1928
Actinoceras curdsvillense Foerste and Teichert 1930
Actinoceras gradatum Flower 1957
Actinoceras huronioides Flower 1957
Actinoceras incantatum Flower 1957
Actinoceras kentuckiense Foerste and Teichert 1930
Actinoceras lambei Foerste 1924
Actinoceras lesperancei Holland and Copper 2008
Actinoceras margaretae Flower 1957
Actinoceras mutabile Flower 1957
Actinoceras sinclairi Flower 1957
Actinoceras winstoni Flower 1957
Invalid names: Metactinoceras [synonym]
G. †Ellinoceras Balashov 1960
G. †Elrodoceras Foerste 1924
+
Elrodoceras blakei Foord 1888
Elrodoceras indianense Miller 1892
G. †Floweroceras Miller and Youngquist 1947
G. †Kochoceras Troedsson 1926
+
Kochoceras cuneiforme Troedsson 1926
+
Invalid names: Kochoceras troedssoni Roy 1941 [synonym]
G. †Leurorthoceras Foerste 1921
+
Leurorthoceras hanseni Foerste 1921
G. †Paractinoceras Hyatt 1900
+
Paractinoceras canadensis Whiteaves 1892
G. †Saffordoceras Foerste and Teichert 1930
G. †Troostoceras Foerste and Teichert 1930
Fm. †Armenoceratidae Troedsson 1926
+
G. †Armenoceras Foerste 1924
+
Armenoceras australe Flower 1957
Armenoceras barnesi Flower 1957
Armenoceras callaghani Flower 1957
Armenoceras chediforme Kobayashi 1958
Armenoceras chicottense Foerste 1928
+
Invalid names: Armenoceras excentrale Foerste 1928 [synonym]
Armenoceras cygneum Holland 1998
Armenoceras hearsti Parks 1913
Armenoceras holtedahli Strand 1934
Armenoceras michaudae Bolton and Nowlan 1979
Armenoceras nummularium de Sowerby and Murchison 1839
Armenoceras raptor Billings 1866
Armenoceras robsoni Whiteaves 1898
Armenoceras subconicum d'Orbigny 1850
Armenoceras vesperale Flower 1957
Invalid names: Helenites Zhuravleva 1962 [synonym], Tunguskoceras [synonym]
G. †Kailiceras Chen and Liu 1974
G. †Megadiscosorus Foerste 1925
+
Megadiscosorus inopinatus Foerste 1925
G. †Monocyrtoceras Foerste 1924
G. †Nybyoceras Troedsson 1926
+
Nybyoceras balticum Troedsson 1926
Nybyoceras bekkeri Troedsson 1926
Nybyoceras cryptum Flower 1955
Nybyoceras holmi Sweet 1958
Nybyoceras intermedium Teichert 1930
Nybyoceras montoyense Flower 1957
Nybyoceras troedssoni Strand 1934
Nybyoceras ulrichi Foerste and Teichert 1930
G. †Selkirkoceras Foerste 1929
+
Selkirkoceras burnamense Flower 1957
Selkirkoceras taepaekense Kobayashi 1977
G. †Stolbovoceras Balashov 1962
G. †Astoceras
G. †Calhounoceras Troedsson 1926
Fm. †Carbactinoceratidae Schindewolf 1943
+
G. †Aploceras d'Orbigny 1849
G. †Carbactinoceras Schindewolf 1935
G. †Rayonnoceras Croneis 1926
+
Rayonnoceras cadyi Croneis 1926
Rayonnoceras eccentricum Gordon 1964
Rayonnoceras irregulare Schwarzbach 1937
Rayonnoceras nobile Meek and Worthen 1865
Rayonnoceras protentum Gordon 1964
Rayonnoceras solidiforme Croneis 1926
+
Invalid names: Rayonnoceras buffaloense Foerste and Teichert 1930 [synonym]
+
Invalid names: Rayonnoceras girtyi Foerste and Teichert 1930 [synonym]
G. †Eldroceras Foerste 1924
Fm. †Georginidae Wade 1977
+
G. †Georgina Wade 1977
Fm. †Gonioceratidae Hyatt 1884
+
G. †Gonioceras Hall 1847
+
Gonioceras anceps Hall 1847
Gonioceras brainerdi Flower 1957
Gonioceras chaziense Ruedemann 1906
Gonioceras minor Flower 1952
Gonioceras multiseptatum Flower 1957
Gonioceras obtusum Flower 1957
Gonioceras pameliense Flower 1957
Gonioceras paquettense Flower 1957
&dag