original description
Pierce, H.G. (1992). The nonmarine mollusks of the Late Oligocene-Early Miocene Cabbage Patch fauna of western Montana. II. Terrestrial gastropod families other than Pupillidae (Pulmonata: Stylommatophora). <em>Journal of Paleontology.</em> 66(4): 610-620.
page(s): 612-614, figs 3.10-3.13 [details] Available for editors [request]
basis of record
Pierce, H.G.; Constenius, K.N. (2001). Late Eocene-Oligocene nonmarine mollusks of the northern Kishenehn Basin, Montana and British Columbia. <em>Annals of Carnegie Museum.</em> 70(1): 1-112.
page(s): 46-47, figs 9I-J [details] Available for editors [request]
From editor or global species database
Type locality KU-MT-12 - MV-6504-4, Bert Creek Strawberry Quarry. SW 1/4, SE 1/4, sec. 1, T10N, R12W, Granite County, Montana. Locality is in small, bare, south-facing outcrop near the bottom of a dry stream tributary to Bert Creek. [details]