original description
Russell, L.S. (1932). Mollusca from the McMurray Formation of Northern Alberta. <em>Transactions of the Royal Society of Canada, third series. Section IV - Geological Sciences.</em> 26: 37-44.
page(s): 40, pl. 1, figs 7-8 [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): 187 [details] Available for editors [request]
From editor or global species database
Type locality Fort McMurray (at Athabasca River) ("Athabaska river, S.W. 1/4, Sec. 9, Tp. 89, Range 9, W. 4th Meridian"), Alberta, Canada; McMurray Formation, late Barremian to Aptian, early Cretaceous [details]