original description
Russell, L.S. (1957). Mollusca from the Tertiary of Princeton, British Columbia. In: Anonymous (Ed.) Annual Report of the National Museum of Canada for the fiscal year 1955-56. <em>National Museum of Canada Bulletin.</em> 147: 84-95.
page(s): 89, pl. 1, fig. 5 [details] Available for editors [request]
From editor or global species database
Type locality Princeton Tulameen Coal Company mine, 1 mile W of Princeton, British Columbia, Canada; Oligocene [details]