Pilsbry, H. A. (1928). Mexican mollusks. <em>Proceedings of the Academy of Natural Science of Philadelphia.</em> 80: 115-117. page(s): 115-116, fig. 2 [details]
original descriptionPilsbry, H. A. (1928). Mexican mollusks. <em>Proceedings of the Academy of Natural Science of Philadelphia.</em> 80: 115-117. page(s): 115-116, fig. 2 [details]