Plesiotrygon iwamae

ROSA, CASTELLO & THORSON, 1987


Long-tailed river stingray
Classification: Elasmobranchii Rajiformes Potamotrygonidae

Reference of the original description
ROSA, R.S. & CASTELLO, H.P. & THORSON, T.B. (1987)
Plesiotrygon iwamae, a new genus and species of neotropical freshwater stingray (Chondrichthyes: Potamotrygonidae). Copeia, 1987 (2): 447-458

Image of the original description
Image in copyright.

Types
Plesiotrygon iwamae
Holotype: MZUSP: 10153; Paratype: FMNH: 94500; MNRJ: 573; MZUSP: 14789; USNM: 258298; ZMH: 10343;


Description:


Citation: Plesiotrygon iwamae ROSA, CASTELLO & THORSON, 1987: In: Database of modern sharks, rays and chimaeras, www.shark-references.com, World Wide Web electronic publication, Version 07/2014

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Plesiotrygon iwamae ROSA, CASTELLO & THORSON, 1987, Buffalo Zoo, source: wikipedia

Common names
spa Raya, eng Long-tailed river stingray, por Arraia, por Raia

Distribution
South America: Upper to lower Amazon River basin, from Ecuador to Belém, Brazil, in the Napo, Solimões, Amazonas and Pará rivers.

Biology
Feeds on small catfishes, insects, decapod crustaceans, and parasitic cestodes and nematodes.

Size / Weight / Age
58.0 cm WD (male/unsexed; [11350])

Habitat
demersal; freshwater

Parasites (arranged by Jürgen Pollerspöck)
Cestoda
  • Potamotrygonocestus chaoi MARQUES, BROOKS & ARAÚJO, 2003 [16355] [7414]
  • Potamotrygonocestus marajoara LUCHETTI, MARQUES & CHARVET-ALMEIDA, 2008 [7414]

Copepoda
  • Ergasilus trygonophilus DOMINGUES & MARQUES, 2010 [14716]