MolluscaBase taxon details
original description
Roth, B. (1986). Land mollusks (Gastropoda: Pulmonata) from Early Tertiary Bozeman Group, Montana. <em>Proceedings of the California Academy of Sciences.</em> 44(11): 237-267., available online at https://www.biodiversitylibrary.org/page/16005679 page(s): 251-252, figs 24-26, 30 [details] Available for editors [request]
From editor or global species database
Type locality U.S. Geological Survey Cenozoic Locality 20007, Montana: Gallatin County: NW1/4 SW1/4 sec. 36, T1N, R1W, Three Forks Quadrangle (1950) 1:62,500; altitude 4,260 ft (1,300 m). [details]
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