original description
Verrill A.E. & Bush K.J. (1898). Revision of the deep-water Mollusca of the Atlantic coast of North America, with descriptions of new genera and species. Part I. Bivalvia. <em>Proceedings of the United States National Museum.</em> 20: 775-901., available online at http://biodiversitylibrary.org/page/15838668
page(s): 788-789; pl. 88 fig. 3-4 [details]
From editor or global species database
Type locality Cape Cod, U.S.A. [details]