MolluscaBase taxon details
original description
(of Planorbis vetulus Meek & Hayden, 1860 †) Meek, F.B.; Hayden, F.V. (1860). Descriptions of new Organic Remains from the Tertiary, Cretaceous and Jurassic Rocks of Nebraska. <em>Proceedings of the Academy of Natural Sciences of Philadelphia.</em> 12: 175-185., available online at https://www.biodiversitylibrary.org/page/1801632
page(s): 175 [details]
basis of record
Yen, T.-C. (1946). Eocene Nonmarine Gastropods from Hot Spring County, Wyoming. <em>Journal of Paleontology.</em> 20(5): 495-500.
page(s): 498 [details] Available for editors [request]