MolluscaBase name details
original description
Adams, C. B. (1849). Descriptions of forty-four supposed new species and varieties of operculated land shells from Jamaica. <em>Contributions to Conchology.</em> 1: 1-14., available online at https://www.biodiversitylibrary.org/page/13796450
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): 74 [details]