original description
Russell, L.S. (1929). Upper Cretaceous and lower Tertiary Gastropoda from Alberta. <em>Transactions of the Royal Society of Canada, third series. Section IV - Geological Sciences.</em> 23: 81-90.
page(s): 88-89, pl. 1, figs 19-20; note: In a footnote added in the proof stage of the paper, Russell revised his original classification and placed the species in Grangerella. [details] Available for editors [request]
From editor or global species database
Type locality "From McLeod river, in section 36, township 52, range 20, west of 5th meridian", Alberta, Canada [details]