†Potamotrygon tatianae da Silva & de Carvalho 2011
da Silva & de Carvalho 2011. A new species of Neotropical freshwater stingray of the genus Potamotrygon Garman, 1877 from the Rio Madre de Dios, Peru (Chondrichthyes: Potamotrygonidae). Papeis Avulsos de Zoologia (Sao Paulo), 51(8) 2011: 139-154