Potamotrygon brachyura

(Günther, 1880)

Short-tailed river stingray
Classification: Elasmobranchii Myliobatiformes Potamotrygonidae

Reference of the original description
Günther, A. (1880)
A contribution to the knowledge of the fish-fauna of the Rio de la Plata. Annals and Magazine of Natural History, (Series 5), 6, 7–15

Image of the original description
No image in first description.

Synonyms / new combinations and misspellings
Potamotrygon brachyurus, Potamotrygon brumi, Raja brachyura (GÜNTHER, 1880), Trygon brachyurus

Potamotrygon brachyura
Holotype: BMNH: 1953.8.10.14 (old: BMNH 1879.2.12.4)
Potamotrygon brumi
Holotype: MHNM: ? (not found);

Description :

Citation: Potamotrygon brachyura (Günther, 1880): In: Database of modern sharks, rays and chimaeras, www.shark-references.com, World Wide Web electronic publication, Version 07/2022

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Potamotrygon brachyura (Günther, 1880), Paraná River, in the town of Victoria, Province of Entre Ríos, Argentina, © Luis O. Lucifora, Universidad Nacional de Misiones, Puerto Iguazú, Argentina
Common names
spa Raja, spa Raya, eng Short-tailed river stingray, eng Shorttailed river stingray, por Arraia, por Raia

South America: Paraná-Paraguay (including Cuiabá river in Brazil), Uruguay basins and Argentina [5839] [23014]. Formerly classified as data deficient in the 2000 IUCN red list of threatened species.

Human uses
fisheries: subsistence fisheries

Size / Weight / Age
95.0 cm WD (male/unsexed; (Ref. 36687)); max. published weight: 208.0 kg (Ref. 72380)

demersal; freshwater

shark-references Species-ID=4939; 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)
  • Potamotrygonocotyle chisholmae Domingues & Marques, 2007 [14549] [14308] [22565]
  • Potamotrygonocotyle dromedarius Domingues & Marques, 2007 [14308]
  • Potamotrygonocotyle uruguayensis Domingues & Marques, 2007 [7408] [24606]