Conrad, T.A. 1870. Descriptions of new tertiary fossils, with notes on two genera of Lamellibranchiata. American Journal of Conchology 6: 199-201. https://www.biodiversitylibrary.org/page/15854022.
Conrad, 1870. Amer. J. Conch. 6: 200, pl. 11, fig. 6 [cited as ‘8’].