@article{ERMS:SourceID:40640, author = {Watson, R. B.}, journal = {Journal of the Linnean Society of London}, note = {Published 31 July 1880}, title = {Mollusca of H.M.S. 'Challenger' Expedition}, url = {http://www.biodiversitylibrary.org/item/99383}, year = {1879-1883} }