Preston, H. B. (1909). New land, freshwater, and marine shells from South América. <em>The Annals and Magazine of Natural History; zoology, botany, and geology; 8th series.</em> 3: 507-513., available online athttps://www.biodiversitylibrary.org/page/22071880#page/541/ page(s): 510, pl. 10, fig. 11 [details]
original descriptionPreston, H. B. (1909). New land, freshwater, and marine shells from South América. <em>The Annals and Magazine of Natural History; zoology, botany, and geology; 8th series.</em> 3: 507-513., available online athttps://www.biodiversitylibrary.org/page/22071880#page/541/ page(s): 510, pl. 10, fig. 11 [details]
Present Inaccurate Introduced: alien Containing type locality