Classification of Scott et al. 1986
G. †Scaphites Parkinson 1811
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†Scaphites binneyi Reeside 1927
†Scaphites depressus Reeside 1927
G. †Inoceramus Sowerby 1814
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Subg. †Inoceramus (Sphenoceramus) Böhm 1915
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†Inoceramus (Sphenoceramus) lundbreckensis McLearn 1929