original description
(of Vivipara lyelli Conrad, 1865 †) Conrad, T. A. (1865). Catalogue of the Eocene and Oligocene Testacea of the United States. <em>American Journal of Conchology.</em> 1(1): 1-35. [two unnumbered pages of errata follow p. 190 of volume]., available online at https://www.biodiversitylibrary.org/page/16084543
page(s): 32 [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): 170 [details] Available for editors [request]
From editor or global species database
Nomenclature Introduced by indication of an unnamed viviparid in an earlier work by C. Lyell. [details]