original description
Pilsbry, H. A. (1905). Mollusca of the southwestern United States, I: Urocoptidae; Helicidae of Arizona and New Mexico. <em>Proceedings of the Academy of Natural Sciences of Philadelphia.</em> 57: 211-290, plates 11-27., available online at https://www.biodiversitylibrary.org/page/6331573
page(s): 243, pl. 14, figs. 67-69 [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