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Genus: Dimorphoceratoides Sepkoski Jr., 2002 † (DB: 1 SP)
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Dimorphoceratoides adamsi
Work & al., 2012 † (FOSSIL)
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Genus: Neodimorphoceras Schmidt , 1925 † (DB: 6 SP)
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Neodimorphoceras armstrongi
D.R. Currie, 1954 † (FOSSIL)
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Neodimorphoceras lenticulare
(Girty, 1911 †) (FOSSIL)
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Neodimorphoceras oklahomae
(Girty, 1911 †) (FOSSIL)
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Neodimorphoceras plummerae
Plummer & P.H. Scott, 1937 † (FOSSIL)
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Neodimorphoceras sverdrupi
Nassichuk, 1975 † (FOSSIL)
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Neodimorphoceras texanum
(Smith, 1903 †) (FOSSIL)
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Subgenus: Neodimorphoceras (Pinoceras) Ruzhentsev, 1947 † (DB: 1 SP)
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Neodimorphoceras (Pinoceras) daixense
Ruzhentsev, 1947 † (FOSSIL)
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Genus: Pintoceras Plummer & Scott, 1937 † (DB: 1 SP)
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Pintoceras postvenatum
Plummer & P.H. Scott, 1937 † (FOSSIL)
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