original description
Hannibal, H. (1912). A synopsis of the recent and Tertiary freshwater Mollusca of the Californian province, based upon an ontogenetic classification. <em>Proceedings of the Malacological Society of London.</em> 10(2): 112-166, pls 5-6; 10(3): 167-211, pls 7-8., available online at http://biodiversitylibrary.org/page/15237075
page(s): 143, pl. 5, figs. 13a-c [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]
source of synonymy
Hubendick, B. (1951). Recent Lymnaeidae. Their variation, morphology, taxonomy, nomenclature and distribution. <em>Kungliga Svenska Vetenskapsakademiens Handlingar. Fjärde Serien.</em> 3(1): 1–223. [details]
From editor or global species database
Type locality USA, California, Coast Range System [details]