MolluscaBase taxon details
original description
Yochelson E.L. (1960). Permian Gastropoda of the southwestern United States. 3. Bellerophontacea and Patellacea. <em>Bulletin of the American Museum of Natural History.</em> 119(4): 205-294.
page(s): 256, pl. 49, figs. 1-6 [details] Available for editors [request]
basis of record
Mazaev A.V. (2015). Upper Kazanian (Middle Permian) gastropods of the Volga–Urals Region. <em>Paleontological Journal.</em> 49(8): 869-986.
page(s): 887 [details] Available for editors [request]