original description
Russell, L.S. (1926). Mollusca of the Paskapoo Formation in Alberta. <em>Transactions of the Royal Society of Canada, third series. Section IV - Geological Sciences.</em> 20: 207-220.
page(s): 214, pl. 2, figs 1-2 [details] Available for editors [request]
basis of record
Henderson, J. (1935). Fossil non-marine Mollusca of North America. <em>Geological Society of America Special Papers.</em> 3: 1-313.
page(s): 172 [details] Available for editors [request]
From editor or global species database
Type locality Elbow River, S of Calgary, Alberta, Canada; Paskapoo Formation, Paleocene [details]