basis of recordHenderson, J. B. (1920). A monograph of the east American scaphopod mollusks. <em>United States National Museum Bulletin.</em> 111(20): 1-177., available online athttp://www.biodiversitylibrary.org/item/33255 page(s): 27-28 [details]
Present Inaccurate Introduced: alien Containing type locality
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