MolluscaBase taxon details
original description
Stewart, R. B. (1927). Gabb's California fossil type gastropods. <em>Proceedings of the Academy of Natural Sciences of Philadelphia.</em> 78: 287–447, pls. 20–32.
page(s): 397 [details] Available for editors [request]
additional source
Hickman, C. S. (1980). Paleogene marine gastropods of the Keasey Formation in Oregon. <em>Bulletins of American Paleontology.</em> 78(310):1-112, 10 pls. [details]