MolluscaBase name details
original description
(of Helix strigosa A. Gould, 1846) Gould, A.A. (1846). New species of Helix, from the Shells of the Exploring Expedition. Proceedings of the Boston Society of Natural History, 2: 165-167. Boston.
page(s): 166 [details]
basis of record
Tryon, G. W. (1866). Monograph of the terrestrial Mollusca of the United States. <em>American Journal of Conchology.</em> 2(3): 218-279, pls 1-4 [1 July]; 2(4): 306-327, pls 5-6 [6 October]., available online at https://biodiversitylibrary.org/page/6660487
page(s): 261, pl. 4, fig. 49 [details]