| Bigtooth river stingray | |
|---|---|
| Conservation status | |
| Scientific classification | |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Chondrichthyes |
| Order: | Myliobatiformes |
| Family: | Potamotrygonidae |
| Genus: | Potamotrygon |
| Species: | P. henlei |
| Binomial name | |
| Potamotrygon henlei (Castelnau, 1855) |
|
| Synonyms | |
|
Trygon henlei Castelnau, 1855 |
|
The bigtooth river stingray or Tocantins River ray, Potamotrygon henlei, is a species of freshwater stingray in the family Potamotrygonidae. It is endemic to Brazil. Its natural habitats are rivers and freshwater lakes. It is threatened by habitat loss.