MolluscaBase taxon details
original description
(of Helix mordax Shuttleworth, 1852) Shuttleworth, R. J. (1852). Diagnosen neuer Mollusken. <em>Mittheilungen der Naturforschenden Gesellschaft in Bern.</em> 1852 (248-249): 193-208., available online at https://www.biodiversitylibrary.org/page/11568289
page(s): 195 [details]
original description
(of Helix strongylodes var. carinata W. G. Binney, 1858) Binney, W. G. (1858). Notes on American land shells, No. 4. <em>Proceedings of the Academy of Natural Sciences of Philadelphia.</em> 10: 197-211., available online at https://www.biodiversitylibrary.org/page/47535790
page(s): 200 [details]
original description
(of Anguispira (Patula) alternata var. costigera Gratacap, 1901) Gratacap, L.P. (1901). Catalogue of the Binney and Bland Collection of the terrestrial air-breathing mollusks of the United States and territories in the American Museum of Natural History, with enumeration of types and figured specimens, and supplementary notes. Bulletin of the American Museum of Natural History, 14: 335-403, plates 41-46.
page(s): 357 [details]
original description
(of Anguispira alternata var. smithi B. Walker, 1928) Walker, B. (1928). The terrestrial shell-bearing Mollusca of Alabama. Miscellaneous Publications of the Museum of Zoology, University of Michigan, 18: 1-180.
page(s): 113, fig. 164 [details]
original description
(of Anguispira alternata var. paucicostata Kutchka, 1938) Kutchka, G. M. (1938). New varieties of <i>Anguispira</i> and <i>Discus</i>. <em>The Nautilus.</em> 52(1): 11-14, pl. 2., available online at https://www.biodiversitylibrary.org/page/8284509
page(s): 12, pl. 2 [details]
basis of record
InvertEBase. (2018). Authority files of U.S. and Canadian land and freshwater mollusks developed for the InvertEBase (InvertEBase.org) project. [details]