Potamotrygon rex De Carvalho, 2016 UNT 7111 Paratype
date vessel station: 21.08.2001, col. NEAMB team
location: rio Tocantins next to rio Santa Tereza, Tocantins state, Brazil
FAO-area: 03
specimens: 1
Potamotrygon rex De Carvalho, 2016 UNT 7144 Paratype
date vessel station: 27.07.2000, col. NEAMB team
location: rio Tocantins at confluence with rio Sono, Tocantins state, Brazil
latitude: 8°58'28''S
longitude: 48°10'46''W
FAO-area: 03
specimens: 1
Potamotrygon rex De Carvalho, 2016 UNT 7146 Paratype
date vessel station: 11.11.1999, col. NEAMB team
location: rio Manoel Alves near confluence with rio Tocantins, Tocantins state, Brazil
latitude: 11°19'19''S
longitude: 48°26'57''W
FAO-area: 03
specimens: 1