original description
Conrad, T. A. (1869). Descriptions of and References to Miocene Shells of the Atlantic Slope, and Descriptions of two new supposed Cretaceous species. <em>American Journal of Conchology.</em> 4(5): 278-279., available online at https://biodiversitylibrary.org/page/16070387
page(s): 279, pl. 20, fig. 4 [details]
basis of record
Richards, H. G. (1943). Fauna of the Raritan Formation of New Jersey. <em>Proceedings of the Academy of Natural Sciences of Philadelphia.</em> 95: 15-32, 4 pls.
page(s): 20, pl. 4, fig. 8 [details] Available for editors [request]
From editor or global species database
Type locality "South River", New Jersey, USA; Triassic [details]