MolluscaBase taxon details
original description
Hershler, R. (1998). A systematic review of the hydrobiid snails (Gastropoda: Rissooidea) of the Great Basin, western United States. Part 1. Genus <i>Pyrgulopsis</i>. <em>The Veliger.</em> 41: 1-132., available online at https://www.biodiversitylibrary.org/page/42467491#page/7/mode/1up
page(s): 89, fig. 22A [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]