MolluscaBase taxon details
original description
(of Viviparus leidyi formosus Meek, 1876 †) Meek, F. B. (1876). A report on the invertebrate Cretaceous and Tertiary fossils of the upper Missouri country. In: Hayden, F.V. (Ed.) Report of the United States Geological Survey of the Territories. 9: lxiv + 1–629, 45 pls., available online at https://www.biodiversitylibrary.org/page/2024294
page(s): 583, pl. 44, figs 3a-b [details]
basis of record
Russell, L.S. (1974). Fauna and Correlation of the Ravenscrag Formation (Paleocene) of Southwestern Saskatchewan. <em>Royal Ontario Museum and University of Toronto, Life Sciences, Contributions.</em> 102: 1-53., available online at https://archive.org/details/faunacorrelation00russ
page(s): 18, figs 3E-F [details] Available for editors [request]