MolluscaBase source details
Sohl, N.F. (1967). Upper Cretaceous Gastropods from the Pierre Shale at Red Bird, Wyoming. United States Geological Survey Professional Paper. 393-B, 1-46, pls. 1-11.
380614
Sohl, N.F.
1967
Upper Cretaceous Gastropods from the Pierre Shale at Red Bird, Wyoming
United States Geological Survey Professional Paper
393-B, 1-46, pls. 1-11
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Aporrhais biangulata (Meek & Hayden, 1856) † (additional source)
Drepanochilus nebrascensis (J. Evans & Shumard, 1854) † (status source)
Drepanochilus obesus Sohl, 1967 † (original description)
Drepanochilus pusillus (Stanton, 1921) † (status source)
Drepanochilus scotti Sohl, 1967 † (original description)
Drepanochilus nebrascensis (J. Evans & Shumard, 1854) † (status source)
Drepanochilus obesus Sohl, 1967 † (original description)
Drepanochilus pusillus (Stanton, 1921) † (status source)
Drepanochilus scotti Sohl, 1967 † (original description)