MolluscaBase taxon details
original description
Nelson E. T. (1870). On the molluscan fauna of the later Tertiary of Peru. <em>Transactions of the Connecticut Academy of Arts and Science.</em> 2: 186-206, pls 6-7., available online at https://www.biodiversitylibrary.org/page/7502942
page(s): 190, pl. 6, fig. 3 [details]