basis of recordPereira, D.; Mansur, M. C. D.; Duarte, L. D. S.; De Oliveira, A. S.; Pimpão, D. M.; Callil, C. T.; Ituarte, C.; Parada, E.; Peredo, S.; Darrigran, G.; Scarabino, F.; Clavijo, C.; Lara, G.; Miyahira, I. C.; Rodriguez, M. T. R.; Lasso, C. (2014). Bivalve distribution in hydrographic regions in South America: historical overview and conservation. <em>Hydrobiologia.</em> 735:15–44., available online athttps://doi.org/10.1007/s10750-013-1639-x[details] Available for editors [request]
additional sourceBreure, A. S. H., Roosen, M. T. & Ablett, J. D. (2022). Land and freshwater molluscs of mainland Ecuador: an illustrated checklist. <em>Iberus.</em> 40(1): 1-290. page(s): 232, figs. 315, 327 [details]
additional sourceHaas, F. (1955). On some small collections of inland shells from South America. <em>Fieldiana, Zoology.</em> 34(35): 361-387, figs. 70-84., available online athttps://www.biodiversitylibrary.org/page/2772456 page(s): 369-370 [details]
additional sourceGraf, D.; Cummings, K. (2019). Musselp database: The Freshwater Mussels (Unionoida) of the World (and other less consequential bivalves). , available online athttp://mussel-project.uwsp.edu/[details]
Present Inaccurate Introduced: alien Containing type locality
From editor or global species database
Distribution South America, widespread in the Amazon Basin, from Brazil west to Ecuador and Peru, as well as the Rio Paraguay [details] Type locality "Amazonas, Mündung [Delta] Porte S" [details]