MolluscaBase name details
original description
(of Lymnaea sieverti T. D. A. Cockerell, 1906 †) Cockerell, T. D. A. (1906). The fossil Mollusca of Florissant, Colorado. <em>Bulletin of the American Museum of Natural History.</em> 22: 459-462.
page(s): 461, fig. 3 [details]
basis of record
Baker, F. C. (1911). The Lymnaeidae of North and Middle America, recent and fossil. <em>The Chicago Academy of Sciences, special publication.</em> 3: 1-539., available online at https://www.biodiversitylibrary.org/page/18164581
page(s): 101, pl. 17, fig. 14 [details]