MolluscaBase name details
original description
Binney, W. G. (1857). Notes on American land shells. No. 2. <em>Proceedings of the Academy of Natural Sciences of Philadelphia.</em> 9: 183-193., available online at https://www.biodiversitylibrary.org/page/6330449
page(s): 187 [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]
additional source
Bland, T. (1860). Remarks on certain species of North American Helicidae. <em>Annals of the Lyceum of Natural History of New York.</em> 7: 115-142, plate 4., available online at https://www.biodiversitylibrary.org/page/16227568
page(s): 129 [details]