MolluscaBase name details
original description
Pilsbry, H. A. & Ferriss, J. H. (1906). Mollusca of the Ozarkian Fauna. <em>Proceedings of the Academy of Natural Sciences of Philadelphia.</em> 58 (3): 529-567, plates 20-22., available online at https://www.biodiversitylibrary.org/page/24707380
page(s): 561, fig. 4 [details]
basis of record
InvertEBase. (2018). Authority files of U.S. and Canadian land and freshwater mollusks developed for the InvertEBase (InvertEBase.org) project. [details]
From editor or global species database