MolluscaBase name details
original description
Brown A.D. (1862). Descriptions of two new species of <i>Helix</i>. <em>Proceedings of the Academy of Natural Sciences of Philadelphia.</em> 13: 333., available online at https://www.biodiversitylibrary.org/page/1683462 [details]
basis of record
Thompson, F. G. (2011). An annotated checklist and bibliography of the land and freshwater snails of México and Central America. <em>Florida Museum of Natural History Bulletin.</em> 50(1): 1-299. [details] Available for editors [request]
additional source
Schileyko, A. A. (1998). Treatise on Recent terrestrial pulmonate molluscs. Part 1. Achatinellidae, Amastridae, Orculidae, Strobilopsidae, Spelaeodiscidae, Valloniidae, Cochlicopidae, Pupillidae, Chondrinidae, Pyramidulidae. <em>Ruthenica.</em> Supplement 2: 1-127. Moskva [April].
page(s): 88, fig. 96 [details] Available for editors [request]
additional source
Brown, A. D. (1865). Description of two new species of <i>Helix</i>. <em>American Journal of Conchology.</em> 1: 136., available online at https://www.biodiversitylibrary.org/page/16084661
page(s): 333 [details]
additional source
Bland, T. (1875). Notes on certain terrestrial mollusks, with descriptions of new species. <em>Annals of the Lyceum of Natural History of New York.</em> 11: 72-87., available online at https://www.biodiversitylibrary.org/page/16076337
page(s): 86 [details]