original description
Ortmann, A. E. (1913). Studies in najades. <em>The Nautilus.</em> 27(8): 88-91., available online at http://biodiversitylibrary.org/page/1752609
page(s): 89-90 [details]
additional source
InvertEBase. (2015). Authority files of U.S. and Canadian land and freshwater mollusks developed for the InvertEBase project (invertebase.org). [details]
From editor or global species database
Type locality Elk River in West Virginia (Kanawha drainage), at Gassaway, Braxton County. [details]