Traits taxon details
original description
(of ) Pilsbry, H.A. (1890). New and little-known American mollusks. No. 2. <em>Proceedings of the Academy of Natural Sciences of Philadelphia.</em> 41 [1889]: 411-414, pl. 12., available online at https://www.biodiversitylibrary.org/page/1849817 page(s): 413, pl. 12, fig. 1 [details]
additional source
Clench, W. J. (1964). Land and freshwater Mollusca of the Cayman Islands, West Indies. <em>Occasional Papers on Mollusks, Museum of Comparative Zoology.</em> 2(31): 345-380, pls. 61-63 (Cambridge, Massachusetts)., available online at https://www.biodiversitylibrary.org/page/4295455 page(s): 378 [details]
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