MolluscaBase name details
original description
Gould, A. A. (1841). Report on the Invertebrata of Massachusetts, Comprising the Mollusca, Crustacea, Annelida, and Radiata. Published Agreeably to an Order of the Legislature, by the Commissioners on the Zoological and Botanical Survey of the State. Folsom, Wells, and Thurston, Cambridge, xiii + 373 pp., 15 pls. , available online at http://www.biodiversitylibrary.org/item/76081
page(s): 284, Fig. 119 [details]