MolluscaBase taxon 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
Bland, T. (1863). On the family Proserpinacea, with a description of a new species of the genus <i>Proserpina</i>. <em>Annals of the Lyceum of Natural History of New York.</em> 8: 13-17., available online at https://www.biodiversitylibrary.org/page/16022242
page(s): 14 [details]
additional source
Guppy, R. J. L. (1895). On a landshell of the genus <i>Helicina</i> from Grenada and on the classification of the Helicinidae. <em>Proceedings of the Victoria Institute of Trinidad.</em> Pt. 2: 72-77., available online at https://www.biodiversitylibrary.org/page/54372350
page(s): 77 [details]