MolluscaBase name details
original description
Folin, L. de. (1880). On the Mollusca of H.M.S. 'Challenger' Expedition.--The Caecidae, comprising the genera <i>Parastrophia</i>, <i>Watsonia</i>, and <i>Caecum</i>. <em>Proceedings of the Zoological Society of London.</em> 1879: 806-812., available online at http://biodiversitylibrary.org/page/28521990
page(s): 807-808 [details]