Potamotrygon henlei

(Castelnau, 1855)


Bigtooth river stingray
Classification: Elasmobranchii Myliobatiformes Potamotrygonidae

Reference of the original description
Castelnau, F.L. (1855)
Poissons. In Animaux nouveaux or rares recueillis pendant l'expédition dans les parties centrales de l'Amérique du Sud, de Rio de Janeiro a Lima, et de Lima au Para; exécutée par ordre du gouvernement Français pendant les années 1843 a 1847 ... Part 7, Zoology, 2: i–xii + 1–112, Pls. 1–50.

Synonyms / new combinations and misspellings
Potamotrygon cf. henlei, Taeniura henlei, Trygon henlei, Trygon (Taeniura) henlei

Types
Potamotrygon henlei
Holotype: MNHN: 2353;


Description :


Citation: Potamotrygon henlei (Castelnau, 1855): In: Database of modern sharks, rays and chimaeras, www.shark-references.com, World Wide Web electronic publication, Version 07/2025

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Common names
deu \(T\) Feuerrochen, eng Bigtooth river stingray, eng Tocantins River Ray, por Arraia de fogo

Distribution
South America: Tocantins River basin (Tocantins and Araguaia rivers).

Biology
Two to three live offsping are produced.

Size / Weight / Age
45.0 cm WD (male/unsexed; (Ref. 36687))

Habitat
benthopelagic; freshwater; pH range: 5.8 - 7.2; dH range: 4 - 15

Remarks
shark-references Species-ID=4948; CITES: (see: Protected Species for more details) Convention on International Trade in Endangered Speciesof Wild Fauna and Flora annex: III; Council Regulation 2017/160 annex: C

Parasites (arranged by Jürgen Pollerspöck)
Monogenea
  • Potamotrygonocotyle chisholmae Domingues & Marques, 2007 [14549] [22565]
  • Potamotrygonocotyle dromedarius Domingues & Marques, 2007 [14549] [22565]

Cestoda
  • Acanthobothrium regoi Brooks, Mayes & Thorson, 1981 [649]
  • Plesiorhinebothroides jaimei de Marques, 2000 (nomen nudum) [649]
  • Potamotrygonocestus sp. [649] [25154]
  • Rhinebothrium copianullum Reyda, 2008 [13826] [25154]
  • Rhinebothrium paratrygoni Rego & Dias, 1976 [649]
  • Rhinebothroides freitasi (Rego, 1979) Brooks, Mayes & Thorson, 1981 [649] [16917] [25154]
  • Rhinebothroides glandularis Brooks, Mayes & Thorson, 1981 [649] [16917] [25154]

Acanthocephala
  • Megapriapus ungriai (Gracia Rodrigo, 1960) [649]