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Classificatie / Namen Lokale namen | Synoniemen | Catalog of Fishes(Genus, Soort(en)) | ITIS | CoL | WoRMS | Cloffa
Elasmobranchii (haaien en roggen) (sharks and rays) > Myliobatiformes (Stingrays) > Potamotrygonidae (River stingrays) > Potamotrygoninae
Etymology: Paratrygon:Greek, para in the side of + Greek, trygon = a sting ray (Ref. 45335); araguaia:Name 'araguaia' from the type locality of the new species, rio Araguaia. A noun in apposition.
Milieu: milieu / Klimaatzone / Diepte / verspreidingsgebied Ecologie
This species is distinguished from its congeners by the following set of characters: dorsal disc brown or dark brown with two types of spots scattered through the disc, one type light, larger and distinct in beige or light brown, rounded, with diameter similar to spiracles length, the other type being dark, small and vermicular in shape, occurring between the light ones; large and rounded spiracles, mean spiracle length 5.3% DW (4.3-6.1% DW), with reduced and straight spiracular process covering a small part of the posterior part of the spiracular aperture; dermal denticles with central coronal plate acute and reduced, and lateral coronal ridges rounded and well developed; rostral projection well extended between the nasal capsules, with its extremity exceeding the anterior level of the nasal capsules; and anterior part of mesopterygium with its length between half and slightly less than half of the posterior part (Ref. 138774). Body shape (shape guide): other (see remarks).
Loboda, T.S., 2026. Four new species of neotropical freshwater stingrays of the genus Paratrygon (Myliobatiformes:Potamotrygonidae) from clear waterrivers of the Amazon basin. Neotrop. Ichthyol. 24(1):1-80. (Ref. 138774)
Status op de Rode Lijst van het IUCN (Ref. 130435: Version 2025-2 (Global))
