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).

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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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