original description
Marshall W. B. (1926). New land and fresh-water mollusks from Central and South America. <em>Proceedings of the United States National Museum.</em> 69(2638): 1-12., available online at https://biodiversitylibrary.org/page/15384825
page(s): 10, pl. 2, fig. 3; pl. 3, fig. 7 [details]
From editor or global species database
Taxonomy Pereira et al. (2014) considered it a valid species [details]