MolluscaBase taxon details
original description
Saul, L. R. (1998). Eight Aporrhaid Gastropod Species from the Cretaceous of the Pacific Slope of North America and Clarification of the Type Species of Perissoptera. <em>The Nautilus.</em> 111(4): 119-142., available online at http://direct.biostor.org/reference/101046 [details]