Potamotrygon falkneri
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Potamotrygon falkneri, the Paraná freshwater stingray, largespot river stingray, or reticulated freshwater stingray, is a species of freshwater stingray in the family Potamotrygonidae from tropical an
Potamotrygon ripley
P. falkneri with large, rosette-like spots
Individual with small, relatively widely separated spots
Dark greyish individual with small spots, some arranged in clusters
Potamotrygon tigrina
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Potamotrygon tigrina, also known as the tiger river stingray, is a species of freshwater ray in the family Potamotrygonidae. This endangered species is endemic to black- and whitewater rivers in the u
Potamotrygon falkneri
…has sometimes been misidentified as P. menchacai (a synonym of P. falkneri), but it is a separate species that only was scientifically described as P. tigrina in 2011. The etymology of the term Potamotrygon derives from the Greek words potamos, which means 'river', and trygon which means 'sting ray…
Potamotrygon tigrina