Potamotrygon orbignyi

Potamotrygon orbignyi, or 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]

Smooth back river stingray
At the National Zoo in Washington, D.C.

Least Concern  (IUCN 3.1)[1]
Scientific classification
Kingdom: Animalia
Phylum: Chordata
Class: Chondrichthyes
Order: Myliobatiformes
Family: Potamotrygonidae
Genus: Potamotrygon
Species:
P. orbignyi
Binomial name
Potamotrygon orbignyi
(Castelnau, 1855)
Synonyms
  • Trygon orbignyi Castelnau, 1855
  • Trygon dumerilii Castelnau, 1855
  • Trygon reticulatus Günther, 1880

Etymology
Illustration of Potamotrygon orbignyi by Castelnau.

The genus name Potamotrygon comes from the Greek words potamos (river) and trygon (sting ray).

References
  1. 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.
  2. "Potamotrygon orbignyi summary page". FishBase. Retrieved 2017-03-24.


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