original descriptionVerrill, A.E. (1895). Distribution of the Echinoderms of Northeastern America. <em>American Journal of Science.</em> ser. 3 v.49: 199-212., available online athttps://www.biodiversitylibrary.org/page/40168844 page(s): 209 [details]
Present Inaccurate Introduced: alien Containing type locality