-
Genus: Anaklinoceras Stephenson , 1941 † (DB: 6 SP)
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Anaklinoceras gordiale
Cobban, Kennedy & Scott, 1992 † (FOSSIL)
-
Anaklinoceras incertum
Cobban, Kennedy & Scott, 2000 † (FOSSIL)
-
Anaklinoceras minutum
Cobban, Kennedy & Scott, 2000 † (FOSSIL)
-
Anaklinoceras minutum
J. Kennedy & al., 2000 † (FOSSIL)
-
Anaklinoceras reflexum
L.W. Stephenson, 1941 † (FOSSIL)
-
Anaklinoceras tenuicostatum
J. Kennedy & Cobban, 1994 † (FOSSIL)
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Genus: Ankinatsytes Collignon , 1965 † (DB: 2 SP)
-
Ankinatsytes venezolanus
Renz, 1982 † (FOSSIL)
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Ankinatsytes yabei
M. Collignon, 1965 † (FOSSIL)
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Genus: Axonoceras Stephenson , 1941 † (DB: 2 SP)
-
Axonoceras angolanum
F. Haas, 1943 † (FOSSIL)
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Axonoceras sohli
Cobban, 1974 † (FOSSIL)
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Genus: Bostrychoceras Hyatt , 1900 † (DB: 1 SP)
-
Bostrychoceras polyplocum
(F.A. Roemer, 1841 †) (FOSSIL)
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Genus: Cirroceras Conrad, 1866 † (DB: 1 SP)
-
Cirroceras conradi
(Morton, 1841 †) (FOSSIL)
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Genus: Didymoceras Hyatt , 1900 † (DB: 28 SP)
-
Didymoceras angulatum
(F.B. Meek & Hayden, 1860 †) (FOSSIL)
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Didymoceras aurarium
Cobban, Kennedy & Scott, 2000 † (FOSSIL)
-
Didymoceras aurarium
J. Kennedy & al., 2000 † (FOSSIL)
-
Didymoceras awajiense
Yabe, 1901 † (FOSSIL)
-
Didymoceras binodosum
(J. Kennedy & Cobban, 1993 †) (FOSSIL)
-
Didymoceras californicum
Anderson, 1958 † (FOSSIL)
-
Didymoceras cheyennense
(F.B. Meek & Hayden, 1856 †) (FOSSIL)
-
Didymoceras clardyi
Cobban & Kennedy, 1993a † (FOSSIL)
-
Didymoceras cochleatus
(F.B. Meek & Hayden, 1858 †) (FOSSIL)
-
Didymoceras donezianum
Michailov, 1951 † (FOSSIL)
-
Didymoceras hidakense
Y. Shigeta, 2016 † (FOSSIL)
-
Didymoceras hornbyense
(J.J.F. Whiteaves, 1876 †) (FOSSIL)
-
Didymoceras jorgenseni
Cobban, Kennedy & Scott, 2000 † (FOSSIL)
-
Didymoceras navarroensis
(Shumard, 1861 †) (FOSSIL)
-
Didymoceras nebrascense
(F.B. Meek & Hayden, 1856 †) (FOSSIL)
-
Didymoceras newtoni
(R.P. Whitfield, 1877 †) (FOSSIL)
-
Didymoceras nicolletii
(J.W. Hall & F.B. Meek, 1856 †) (FOSSIL)
-
Didymoceras platycostatum
J. Kennedy & Cobban, 1993 † (FOSSIL)
-
Didymoceras puebloense
Cobban, Kennedy & Scott, 1997 † (FOSSIL)
-
Didymoceras stevensoni
(R.P. Whitfield, 1877 †) (FOSSIL)
-
Didymoceras subtuberculatum
Howarth, 1965 † (FOSSIL)
-
Didymoceras tenuicostatus
(F.B. Meek & Hayden, 1858 †) (FOSSIL)
-
Didymoceras tortus
(F.B. Meek & Hayden, 1858 †) (FOSSIL)
-
Didymoceras tricostatus
(R.P. Whitfield, 1897 †) (FOSSIL)
-
Didymoceras umbilicatus
(F.B. Meek & Hayden, 1858 †) (FOSSIL)
-
Didymoceras uncus
(F.B. Meek & Hayden, 1858 †) (FOSSIL)
-
Didymoceras vespertinus
(T.A. Conrad, 1874 †) (FOSSIL)
-
Didymoceras wrighti
Cobban, Kennedy & Scott, 2000 † (FOSSIL)
-
Genus: Eubostrychoceras Matsumoto, 1967 † (DB: 7 SP)
-
Eubostrychoceras acuticostatum
(A.V.M.D. D'Orbigny, 1842 †) (FOSSIL)
-
Eubostrychoceras indopacificum
E. Matsumoto, 1967 † (FOSSIL)
-
Eubostrychoceras japonicum
(Yabe, 1904 †) (FOSSIL)
-
Eubostrychoceras matsumotoi
Cobban, 1987 † (FOSSIL)
-
Eubostrychoceras otsukai
(Yabe, 1904 †) (FOSSIL)
-
Eubostrychoceras otsukai boulei
(M. Collignon, 1932 †) (FOSSIL)
-
Eubostrychoceras saxonicum
(Schluter, 1875 †) (FOSSIL)
-
Eubostrychoceras zulu
Klinger & J. Kennedy, 2003 † (FOSSIL)
-
Genus: Exiteloceras Hyatt , 1894 † (DB: 2 SP)
-
Exiteloceras etequense
Lewy, 1969 † (FOSSIL)
-
Exiteloceras jenneyi
(R.P. Whitfield, 1877 †) (FOSSIL)
-
Exiteloceras jenneyi camacki
J. Kennedy, Landman, Cobban & P.H. Scott, 2000 † (FOSSIL)
-
Genus: Helicoceras Whitfield , 1877 † (DB: 2 SP)
-
Helicoceras hystriculum
White, 1887 † (FOSSIL)
-
Helicoceras venustum
Yabe, 1904 † (FOSSIL)
-
Genus: Hyphantoceras Hyatt , 1900 † (DB: 3 SP)
-
Hyphantoceras oshimai
(Yabe, 1904 †) (FOSSIL)
-
Hyphantoceras plicatum
(A.V.M.D. D'Orbigny, 1842 †) (FOSSIL)
-
Hyphantoceras reussianum
(A.V.M.D. D'Orbigny, 1850 †) (FOSSIL)
-
Subgenus: Hyphantoceras (Madagascarites) van Hoepen, 1921 † (DB: 1 SP)
-
Hyphantoceras (Madagascarites) amapondense
Van Hoepen, 1921 † (FOSSIL)
-
Genus: Jouaniceras Basse, 1939 † (DB: 1 SP)
-
Jouaniceras sicardi
(Grossouvre, 1894 †) (FOSSIL)
-
Subgenus: Jouaniceras (Ainoceras) Matsumoto in Matsumoto & Kaine, 1967 † (DB: 1 SP)
-
Jouaniceras (Ainoceras) kamuyi
E. Matsumoto in E. Matsumoto & Kaine, 1967 † (FOSSIL)
-
Genus: Morewites Shigeta , 2014 † (DB: 1 SP)
-
Morewites sakakibarai
Y. Shigeta, 2014 † (FOSSIL)
-
Genus: Nostoceras Hyatt , 1894 † (DB: 36 SP)
-
Nostoceras alternatus
(M. Tuomey, 1854 †) (FOSSIL)
-
Nostoceras angolense
A. Hyatt 1894 † (FOSSIL)
-
Nostoceras approximans
(T.A. Conrad, 1855 †) (FOSSIL)
-
Nostoceras archiacianum
(A.V.M.D. D'Orbigny, 1842 †) (FOSSIL)
-
Nostoceras arkanasanum
J. Kennedy & Cobban, 1993 † (FOSSIL)
-
Nostoceras arkansanum
Kennedy & Cobban, 1993b † (FOSSIL)
-
Nostoceras attenuatum
Brunnschweiler, 1966 † (FOSSIL)
-
Nostoceras budanyi
A. Hyatt 1894 † (FOSSIL)
-
Nostoceras colubriformis
L.W. Stephenson, 1941 † (FOSSIL)
-
Nostoceras danei
J. Kennedy & Cobban, 1993 † (FOSSIL)
-
Nostoceras draconis
L.W. Stephenson, 1941 † (FOSSIL)
-
Nostoceras ellipticum
A. Hyatt 1894 † (FOSSIL)
-
Nostoceras fischeri
Brunnschweiler, 1966 † (FOSSIL)
-
Nostoceras helicinus
(Shumard, 1861 †) (FOSSIL)
-
Nostoceras hetonaiense
E. Matsumoto, 1977 † (FOSSIL)
-
Nostoceras hyatti
L.W. Stephenson, 1941 † (FOSSIL)
-
Nostoceras irregulare
Cobban & Kennedy, 1995 † (FOSSIL)
-
Nostoceras kernense
F.M. Anderson, 1958 † (FOSSIL)
-
Nostoceras larimerense
Cobban, Kennedy & Scott, 2000 † (FOSSIL)
-
Nostoceras major
J. Kennedy & Cobban, 1993 † (FOSSIL)
-
Nostoceras malagasyense
(M. Collignon, 1971 †) (FOSSIL)
-
Nostoceras mariatheresianum
F. Haas, 1943 † (FOSSIL)
-
Nostoceras mendryki
Cobban, 1974 † (FOSSIL)
-
Nostoceras monotuberculatum
J. Kennedy & Cobban, 1993 † (FOSSIL)
-
Nostoceras obtusum
Howarth, 1965 † (FOSSIL)
-
Nostoceras pauper
(R.P. Whitfield, 1892 †) (FOSSIL)
-
Nostoceras plerucostatum
Kennedy & Cobban, 1993 † (FOSSIL)
-
Nostoceras pleurocostatum
J. Kennedy & Cobban, 1993 † (FOSSIL)
-
Nostoceras pulcher
J. Kennedy & Cobban, 1993 † (FOSSIL)
-
Nostoceras puzosiforme
Kennedy & Cobban, 1994 † (FOSSIL)
-
Nostoceras rotundum
Howarth, 1965 † (FOSSIL)
-
Nostoceras rugosum
Cobban & Kennedy, 1991 † (FOSSIL)
-
Nostoceras saundersorum
L.W. Stephenson, 1941 † (FOSSIL)
-
Nostoceras schloenbachi
(J. Favre, 1869 †) (FOSSIL)
-
Nostoceras splendidus
(Shumard, 1861 †) (FOSSIL)
-
Nostoceras stantoni
A. Hyatt, 1894 † (FOSSIL)
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