Potamotrygon rex, Taxa Only, Exact Match: 2 Treatments

Potamotrygon rex			Lima, Arthur De, Loboda, Thiago Silva, Gianeti, Michel Donato, Silva, João Paulo Capretz Batista Da & Pinna, Mario De, 2023, Type specimens of Elasmobranchii in the Museu de Zoologia da Universidade de São Paulo (MZUSP), Zootaxa 5296 (3), pp. 301-332 : 320-321	320-321
Potamotrygon rex		sp. nov.	De Carvalho, Marcelo R., 2016, Potamotrygon rex, a new species of Neotropical freshwater stingray (Chondrichthyes: Potamotrygonidae) from the middle and upper rio Tocantins, Brazil, closely allied to Potamotrygon henlei (Castelnau, 1855), Zootaxa 4150 (5), pp. 537-565 : 538-552	538-552