original description
Hanna, G. D. (1924). Freshwater mollusks of Eagle Lake, California. <em>Proceedings of the California Academy of Sciences, fourth series.</em> 13(7): 131-136., available online at https://www.biodiversitylibrary.org/page/3137662
page(s): 133-134, pl. 1, figs 1-9 [details] Available for editors [request]
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 Eagle Lake, Lassen County, California [details]