original description
Pilsbry, H. A. (1891). Forms of American <i>Carychium</i>. <em>The Nautilus.</em> 4(10): 109-110., available online at https://www.biodiversitylibrary.org/page/12596734
page(s): 109 [details]
basis of record
InvertEBase. (2018). Authority files of U.S. and Canadian land and freshwater mollusks developed for the InvertEBase (InvertEBase.org) project.
page(s): 109 [details]
From editor or global species database
Type locality Portland, Oregon [details]