Traits name details
original description
Conrad, T. A. (1862). Descriptions of new genera, subgenera and species of Tertiary and Recent shells. <em>Proceedings of the Academy of Natural Sciences of Philadelphia.</em> 14: 284-291., available online at https://www.biodiversitylibrary.org/page/1951756 page(s): 289 [details]
identification resource
Ward, L.W. & Blackwelder, B.W. (1987). Late Pliocene and early Pleistocene Mollusca from the James City and Chowan River Formations at the Lee Creek Mine. <em>Smithsonian Contributions to Paleobiology.</em> 61: 113-283., available online at https://www.biodiversitylibrary.org/page/58085640 page(s): 162 [details] Available for editors 
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