MolluscaBase taxon details
original description
Preston, H. B. (1907). Descriptions of new species of land and freshwater shells from Central and South America. <em>The Annals and Magazine of Natural History, 7th series.</em> 20(120): 490-498. London. [1 December]., available online at https://www.biodiversitylibrary.org/page/24254358
page(s): 490, fig. 2 [details]