Traits name details
original description
Warren, P.S. (1926). The Invertebrate Fauna of the Upper Part of the Edmonton Formation on the Red Deer River, Alberta <em>Transactions of the Royal Society of Canada, third series. Section IV - Geological Sciences</em>. 20: 1-8 page(s): 5, pl. 1, fig. 1 [details]
basis of record
Tozer, E.T. (1956). Uppermost Cretaceous and Paleocene nonmarine molluscan faunas of western Alberta. <em>Geological Survey of Canada, Memoir.</em> 280: 1-125., available online at https://doi.org/10.4095/101507 page(s): 37, pl. 1, fig. 5 [details] Available for editors 
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