MolluscaBase name details
original description
Hanna, G. D. & Israelsky, M. C. (1925). Contribution to the Tertiary paleontology of Peru. <em>Proceedings of the California Academy of Sciences.</em> Fourth series, 14(2): 37-75., available online at https://www.biodiversitylibrary.org/page/3159685
page(s): 46, pl. 8, fig. 4 [details]