original descriptionGould, A. A. (1859). Descriptions of shells collected by the North Pacific Exploring Expedition. <em>Proceedings of the Boston Society of Natural History.</em> 7: 40-45., available online athttp://www.biodiversitylibrary.org/page/9249721#page/48/mode/1up page(s): 42 [details]
subsequent type designationJohnson, R. I. (1964). The recent Mollusca of Augustus Addison Gould. <em>Bulletin of the United States National Museum.</em> 239: 1-182., available online athttps://repository.si.edu/handle/10088/10127 page(s): 101, pl. 44 fig. 3; note: lectotype designation [details]
Present Inaccurate Introduced: alien Containing type locality