original description
Meek, F. B.; Hayden, F. V. (1865). Palaeontology of the Upper Missouri: A report upon collections made principally by the expeditions under command of Lieut. G. K. Warren, U. S. Top. Engrs., in 1855 and 1856. Invertebrates. Part I. <em>Smithsonian Contributions to Knowledge.</em> 14(172):ix + 1–136, pl. 1–5., available online at https://www.biodiversitylibrary.org/page/32533308
page(s): 105 [details]
basis of record
Le Renard, J. & Pacaud, J. (1995). Révision des mollusques Paléogènes du Bassin de Paris. II. Liste des références primaires des espèces. <em>Cossmanniana.</em> 3: 65-132.
page(s): 129 [details] Available for editors [request]
From editor or global species database
Authority Authority attributed by Dall to Meek without explanation. Since it is unclear if the description really derives from that author, the authority remains with Dall. [details]