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Class: CEPHALOPODA
--- Taxon Tree: ORTHOCERATOIDEA [Subclass] - ORTHOCERIDA [Order]
------ Family: SINOCERATIDAE Shimizu & Obata, 1935 † (Sea) (FOSSIL)
DB counters: Genus=2, Subgenus=0, Species=10, Subspecies=0 ( 3 Species and 0 Subspecies have images)
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Rhynchorthoceras angelini
(Boll, 1857 †) (FOSSIL)
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Rhynchorthoceras beyrichi
Remele, 1882 † (FOSSIL)
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Rhynchorthoceras conicum
(Hisinger, 1827 †) (FOSSIL)
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Rhynchorthoceras densum
Z. Qi, 1980 † (FOSSIL)
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Rhynchorthoceras helgoeyense
Sweet, 1958 † (FOSSIL)
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Tyrioceras kjaerulfi
E. Strand, 1934 † (FOSSIL)
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Rhynchorthoceras minor
Kröger & al., 2007 † (FOSSIL)
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Rhynchorthoceras subcurvatum
Z. Qi, 1980 † (FOSSIL)
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Tyrioceras warburgae
Frye, 1982 † (FOSSIL)
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Rhynchorthoceras zaddachi
(Maske in Remele, 1880 †) (FOSSIL)
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