original description(ofMonocondyloea pazii I. Lea, 1866)Lea I. (1866). Description of twelve new species of Unionidæ from South America. <em>Proceedings of the Academy of Natural Sciences of Philadelphia.</em> 18: 33-35 [after 27 March 1866, before 11 June 1866]., available online athttps://biodiversitylibrary.org/page/1861499 page(s): 34 [details]
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 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]
additional sourceTorres, S.; Cao, L.; Gutiérrez Gregoric, D. E.; De Lucía, M.; Brea, F.; Darrigran, G. (2018). Distribution of the Unionida (Bivalvia, Paleoheterodonta) from Argentina and its conservation in the Southern Neotropical Region. <em>PLOS ONE.</em> 13(9): e0203616., available online athttps://doi.org/10.1371/journal.pone.0203616[details] Available for editors [request]
Present Inaccurate Introduced: alien Containing type locality
From editor or global species database
Distribution South America, Rio Uruguay, upper Paraná and coastal streams in Uruguay [details] Type locality Uruguay, Rio del Rosario, Banda orientali (the lectotype locality) [details]