original description
Dall, W. H. (1897). Report on the mollusks collected by the International Boundary Commission of the United States and Mexico, 1892-1894. <em>Proceedings of the United States National Museum.</em> 19(1111): 333-379, pls. 31-33 (27 January 1897)., available online at https://www.biodiversitylibrary.org/page/7295173
page(s): 343 [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
Type locality White Oaks, 7,500 feet elevation [details]