Potamotrygon falkneri Castex & Maciel, 1963 MFA 235 Holotype
sex: female
length: 892 mm TL, 491 mm DW
location: Rio Paraná, Argentina
specimens: 1
Potamotrygon falkneri Castex & Maciel, 1963 MFA 279 Paratype
length: 553 mm TL, 304 mm DW
location: Rio Paraná, Argentina
specimens: 1