original description
Meek, F.B.; Hayden, F.V. (1860). Systematic Catalogue, with Synonyma, &c., of Jurassic, Cretaceous and Tertiary Fossils collected in Nebraska, by the Exploring Expeditions under the command of Lieut. G. K. Warren, of U. S. Topographical Engineers. <em>Proceedings of the Academy of Natural Sciences of Philadelphia.</em> 12: 417-432., available online at https://www.biodiversitylibrary.org/page/1801358
page(s): 431 [details]
original description
(of Helix vitrinoides Meek & Hayden, 1857 †) Meek, F. B.; Hayden, F. V. (1857). Descriptions of new genera of fossils, collected by Dr. F.V. Hayden, in Nebraska territory, under the direction of Lieut. G.K. Warren, US Topographical Engineer; with some remarks on the Tertiary and Cretaceous formations of the north-west, and parallelism of the latter with those of other portions of the United States and Territories. <em>Proceedings of the Academy of Natural Sciences of Philadelphia.</em> 9: 117–148., available online at https://www.biodiversitylibrary.org/page/6330383
page(s): 135 [details]
additional source
Henderson, J. (1935). Fossil non-marine Mollusca of North America. <em>Geological Society of America Special Papers.</em> 3: 1-313.
page(s): 137-138 [details] Available for editors [request]
From editor or global species database
Homonymy Replacement name for Helix vitrinoides Meek & Hayden, 1857, non Deshayes, 1831. However, the new name is invalid as well because it is a junior primary homonym of Helix vetusta Morelet & Drouët, 1857. [details]