sub class Elasmobranchii (ฉลามและกระเบน) (sharks and rays) > Myliobatiformes (Stingrays) > Potamotrygonidae (River stingrays) > Potamotrygoninae
Etymology: Potamotrygon:Greek, potamos = river + Greek, trygon = a sting ray (Ref. 45335). More on authors: Müller & Henle.
Environment: milieu / climate zone / depth range / distribution range
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