original description
White, C.A. (1886). On the Fresh-water Invertebrates of the North American Jurassic. <em>United States Geological Survey Bulletin.</em> 29: 1-41.
page(s): 704, pl. 1, figs 1-5 [details]
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): 74 [details] Available for editors [request]
additional source
Watters, G.T. (2001). The Evolution of the Unionacea in North America, and Its Implications for the Worldwide Fauna. In: Bauer, G.; Wächtler, K. (eds) Ecology and Evolution of the Freshwater Mussels Unionoida. Springer, Berlin, Heidelberg, pp. 281-307
page(s): 287, fig. 15.7 [details]
From editor or global species database
Type locality "8 miles north of Cañon City", Colorado, USA; Morrison Fm., Late Jurassic [details]