MolluscaBase name details
original description
Hickman C.S. (1976). Bathyal gastropods of the family Turridae in the early Oligocene Keasey Formation in Oregon, with a review of some deep-water genera in the Paleogene of the eastern Pacific. <em>Bulletins of American Paleontology.</em> 70(292): 1-119., available online at https://www.biodiversitylibrary.org/page/10666552
page(s): 43, textfigs 8c-e, pl. 1 fig. 13, pl. 2 figs 8, 11-14 [details]