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Genus: Baeopleuroceras Williams, 1935 † (DB: 1 SP)
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Baeopleuroceras incipiens
Cooper & Williams, 1935 † (FOSSIL)
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Genus: Endoplanoceras Flower, 1938 † (DB: 1 SP)
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Endoplanoceras gomphus
Flower, 1950 † (FOSSIL)
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Genus: Heracloceras Teichert, 1940 † (DB: 2 SP)
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Heracloceras bohemicum
(Barrande, 1865 †) (FOSSIL)
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Heracloceras inelegans
(F.B. Meek †) (FOSSIL)
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Gyroceras inelegans F.B. Meek † =» Heracloceras inelegans
(F.B. Meek †)
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Genus: Lyrioceras Foerste, 1927 † (DB: 2 SP)
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Lyrioceras dubium
Miller, 1932 † (FOSSIL)
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Lyrioceras sampsoni
(Nettleroth, 1889 †) (FOSSIL)
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Euomphalus sampsoni Nettleroth, 1889 † =» Lyrioceras sampsoni
(Nettleroth, 1889 †)
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Genus: Nephriticeras Hyatt, 1884 † (DB: 7 SP)
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Nephriticeras bucinum
(J.W. Hall, 1879 †) (FOSSIL)
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Nephriticeras hindskawi
Ehlers & Hussey, 1921 † (FOSSIL)
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Nephriticeras laevis
† (FOSSIL)
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Nephriticeras liratum
(J.W. Hall, 1879 †) (FOSSIL)
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Nautilus liratus J.W. Hall, 1879 † =» Nephriticeras liratum
(J.W. Hall, 1879 †)
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Nephriticeras magister
(J.W. Hall, 1879 †) (FOSSIL)
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Nephriticeras maximus
(T.A. Conrad, 1838 †) (FOSSIL)
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Nautilus maximus J.W. Hall † =» Nephriticeras maximus
(T.A. Conrad, 1838 †)
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Cyrtoceras maximus T.A. Conrad, 1838 † =» Nephriticeras maximus
(T.A. Conrad, 1838 †)
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Nephriticeras teres
(J.W. Hall, 1879 †) (FOSSIL)
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Genus: Rhadinoceras Hyatt, 1894 † (DB: 1 SP)
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Rhadinoceras atlas
Flower & W.J. Gordon, 1972 † (FOSSIL)
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Genus: Sphyradoceras Hyatt, 1884 † (DB: 1 SP)
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Sphyradoceras clio
(J.W. Hall, 1861 †) (FOSSIL)
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