MolluscaBase taxon details
original description
(of Aperostoma (Aperostomops) Pilsbry, 1935) Pilsbry, H. A. (1935). Descriptions of Middle American land and freshwater Mollusca. <em>Proceedings of the Academy of Natural Science of Philadelphia.</em> 87: 1–6. page(s): 4 [details]
original description
(of Aperostoma (Calaperostoma) Pilsbry, 1935) Pilsbry, H. A. (1935). Descriptions of Middle American land and freshwater Mollusca. <em>Proceedings of the Academy of Natural Science of Philadelphia.</em> 87: 1–6. page(s): 4 [details]
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