MolluscaBase name details
original description
(of Helix velutina Lamarck, 1822) Lamarck, [J.-B. M.] de. (1822). Histoire naturelle des animaux sans vertèbres. Tome sixième, 2me partie. Paris: published by the Author, 232 pp., available online at http://biodiversitylibrary.org/page/13181853
page(s): 86 [details]
basis of record
Baker, H. B. (1940). Some Antillean Sagdidae or Polygyridae. <em>The Nautilus.</em> 54(2): 54-62, pls. 4-5., available online at https://www.biodiversitylibrary.org/page/8519205
page(s): 58-60, pl. 5, figs. 15-17 [details]