Descrição original: Preston, H. B. (1907). Descriptions of new species of land and freshwater shells from Central and South America. The Annals and Magazine of Natural History, 7th series. 20(120): 490-498. London. [1 December]., disponível online emhttps://www.biodiversitylibrary.org/page/24254358
página(s): 496, fig. 14
Orrell T, Informatics and Data Science Center – Digital Stewardship (2026). NMNH Extant Specimen Records (USNM, US). Version 1.106. National Museum of Natural History, Smithsonian Institution. Occurrence dataset https://doi.org/10.15468/hnhrg3 accessed via GBIF.org on 2026-03-14. https://www.gbif.org/occurrence/1319978215