Classification of Hall 1859
G. †Platyceras Conrad 1840
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†Platyceras gebhardi Conrad 1840
†Platyceras ventricosum Conrad 1842
Cl. †Inarticulata Huxley 1869
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G. †Strophomena Rafinesque and De Blainville 1824
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†Strophomena woolworthana Hall 1857
†Strophomena rugosa Rafinesque and De Blainville 1824
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†Strophomena rugosa ventricosa Hall 1857