MolluscaBase taxon details
original description
Morrison, J. P. E. (1946). The nonmarine mollusks of San José Island, with notes on those of Pedro Gonzáles Island, Pearl Islands, Panama. <em>Smithsonian Miscellaneous Collections.</em> 106(6): 1-49, pls. 1-3., available online at https://www.biodiversitylibrary.org/page/27394378 [details]
additional source
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]