original description
Tryon, G. W. (1866). Descriptions of new fluviatile Mollusca. <em>American Journal of Conchology.</em> 2(2): 111-113, plate 10., available online at https://www.biodiversitylibrary.org/page/15841077
page(s): 111, pl. 10, figs. 4-5 [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 USA. Connecticut, Weatogue [details]