Potamotrygon orbignyi
| Potamotrygon orbignyi | |
|---|---|
   | |
| At the National Zoo in Washington, D.C. | |
| Scientific classification  | |
| Kingdom: | Animalia | 
| Phylum: | Chordata | 
| Class: | Chondrichthyes | 
| Subclass: | Elasmobranchii | 
| Order: | Myliobatiformes | 
| Family: | Potamotrygonidae | 
| Genus: | Potamotrygon | 
| Species: | P. orbignyi   | 
| Binomial name | |
| Potamotrygon orbignyi (Castelnau, 1855)   | |
| Synonyms | |
 
  | |
Potamotrygon orbignyi, the smooth back river stingray, is a species of river stingray in the family Potamotrygonidae. It is found in the Amazon and Orinoco River basins in South America.[2]
Etymology

The genus name Potamotrygon comes from the Greek words potamos (river) and trygon (sting ray).
The species name is in honor of Alcide Charles Victor Marie Dessalines d'Orbigny.
References
- ^ Góes de Araújo, M.L.; Pinto de Almeida, M.; Rincón, G.; Charvet-Almeida, P.; Rosa, R.S. (2009). "Potamotrygon orbignyi". IUCN Red List of Threatened Species. 2009: e.T161609A5463698. doi:10.2305/IUCN.UK.2009-2.RLTS.T161609A5463698.en. Retrieved 19 November 2021.
 - ^ "Potamotrygon orbignyi summary page". FishBase. Retrieved 2017-03-24.
 
 Media related to Potamotrygon orbignyi at Wikimedia Commons
 

