Urotrygon chilensis

(GÜNTHER, 1872)


Chilean round ray
Classification: Elasmobranchii Myliobatiformes Urotrygonidae

Reference of the original description
GÜNTHER, A. (1872)
Report on several collections of fishes recently obtained for the British Museum. Proceedings of the Zoological Society of London, 1871: 652–675, pl. 53–70

Image of the original description

Urotrygon chilensis (GÜNTHER, 1872)

Synonyms / new combinations and misspellings
Urolophus chilensis, Urolophus goodei, Urolophus goodii, Urotrygon goodei

Types
Urotrygon chilensis
Holotype: BMNH: 1871.9.13.119
Urolophus goodei
Holotype: USNM: 41150 Paratype: SU: 411


Description :


Citation: Urotrygon chilensis (GÜNTHER, 1872): In: Database of modern sharks, rays and chimaeras, www.shark-references.com, World Wide Web electronic publication, Version 12/2018

Please send your images of "Urotrygon chilensis" to info@shark-references.com

Urotrygon chilensis (GÜNTHER, 1872), Northern Peru (Tumbes) © Bernabe Moreno & Adriana Gonzalez
Common names
spa Raya, spa Raya chilena, spa Raya con espina, spa Raya redonda chilena, spa Raya redonda moteada, spa Tapadera, fra \(T\) Raie ronde chilienne, eng Blotched stingray, eng Chilean round ray, eng Stingray, eng Thorny round stingray

Short Description
Original description after Günther, 1872 [1066]: Disk broader than long ; snout a little projecting ; tail longer than the disk. Disk smooth, but with spines along the median line, viz. three in a single series in the middle of the back, and two on the tail, in front of the serrated spine. No rudimentary dorsal fin. Upper parts nearly uniform brownish, with a few very indistinct darker specks. Distance of the extremity of the snout from the vent 4 1/2 inches; Distance of the extremity of the tail from the vent 5 3/4 inches; Greatest width of the disk 6 1/2 inches. One example, from the Godeffroy Museum, is in the collection of the British Museum.

Distribution
Eastern Pacific: Gulf of California to Peru and Chile. Source: www.gbif.org

Biology
Ovoviviparous. Found on soft bottoms of shallow water (Ref. 9265). Feeds mainly on small crustaceans, mollusks, polychaete worms and fishes (Ref. 37955).

Size / Weight / Age
41.9 cm TL (male/unsexed; (Ref. 9265))
TL min/max: 7,4 cm/25,0 cm, Weight (g) min/max: 16 g/740 g (Database: 955 specimens, collected between October 2013 and August 2014 from the artisanal fisheries in ‘Los Esteros’ located in Manta City, Ecuadorian Pacific (0° 56' 59'' S; 80° 42' 34'' W) and from ‘La Poza’ located in Santa Rosa City (02° 13'0'' S; 80° 58' 0'' W)) [22773]

Habitat
demersal; marine; depth range ? - 60 m (Ref. 58018)

Remarks
shark-references Species-ID=7470;

Parasites (arranged by Jürgen Pollerspöck)
Cestoda
  • Acanthobothrium campbelli MARQUES, BROOKS & MONKS, 1995 [7586] [16969]
  • Escherbothrium molinae BERMAN & BROOKS, 1994 [7583] [16969]
  • Parachristianella campbelli SCHAEFFNER & MARQUES, 2018 [26286]