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Genus: Acleistoceras Hyatt, 1884 † (DB: 1 SP)
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Acleistoceras olla
(Saemann †) (FOSSIL)
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Genus: Amphicyrtoceras Foerste, 1924 † (DB: 3 SP)
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Amphicyrtoceras benedictae
E. Strand, 1934 † (FOSSIL)
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Amphicyrtoceras compressum
(J. de C. Sowerby, 1839) † (FOSSIL)
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Amphicyrtoceras orcas
(J.W. Hall †) (FOSSIL)
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Genus: Aphyctoceras Barrande, 1865 † (DB: 1 SP)
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Aphyctoceras annulatum
Barrande, 1865 † (FOSSIL)
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Genus: Chadwickoceras Foerste, 1930 † (DB: 1 SP)
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Chadwickoceras fusiforme
Foerste, 1930 † (FOSSIL)
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Genus: Galtoceras Foerste, 1934 † (DB: 2 SP)
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Galtoceras arcticameratum
(J.W. Hall, 1852 †) (FOSSIL)
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Galtoceras sardoum
Serpagli & Gnoli, 1977 † (FOSSIL)
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Genus: Gonatocyrtoceras Foerste, 1926 † (DB: 7 SP)
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Gonatocyrtoceras guerichi
(E.S. Sobolev, 1912 †) (FOSSIL)
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Gonatocyrtoceras heteroclytum
(Barrande, 1866 †) (FOSSIL)
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Gonatocyrtoceras holzapfeli
(E.S. Sobolev, 1912 †) (FOSSIL)
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Gonatocyrtoceras kielcense
Dzik, 1984 † (FOSSIL)
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Gonatocyrtoceras longissimum
Dzik, 1984 † (FOSSIL)
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Gonatocyrtoceras nostras
P.A. Zhuravleva, 1972 † (FOSSIL)
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Gonatocyrtoceras strenuum
P.A. Zhuravleva, 1972 † (FOSSIL)
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Genus: Grimsbyoceras Foerste, 1934 † (DB: 2 SP)
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Grimsbyoceras clitum
(Billings, 1866 †) (FOSSIL)
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Grimsbyoceras genuiflexum
Foerste, 1934 † (FOSSIL)
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Genus: Paracleistoceras Foerste, 1926 † (DB: 2 SP)
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Paracleistoceras devonicans
(Barrande, 1865 †) (FOSSIL)
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Paracleistoceras devonicans
(Barrande †) (FOSSIL)
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Genus: Worthenoceras Foerste, 1930 † (DB: 1 SP)
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Worthenoceras racinense
Foerste, 1934 † (FOSSIL)
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