MolluscaBase name details
basis of record
Bartsch, P. (1911). The Recent and fossil mollusks of the genus <i>Bittium</i> from the west coast of America. <em>Proceedings of the United States National Museum.</em> 40 (1826): 383-414, pls 51-58., available online at https://www.biodiversitylibrary.org/page/15845645 [details]