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Title: Urotrygon  
Author: World Heritage Encyclopedia
Language: English
Subject: Rajiformes, Urolophidae, Deepwater stingray, Urotrygonidae
Publisher: World Heritage Encyclopedia


Scientific classification
Kingdom: Animalia
Phylum: Chordata
Class: Chondrichthyes
Subclass: Elasmobranchii
Order: Myliobatiformes
Family: Urotrygonidae
Genus: Urotrygon
T. N. Gill, 1863
Type species
Urotrygon mundus
T. N. Gill, 1863

Urotrygon is a genus of American round stingrays.


There are currently 13 recognized species in this genus:[1]

  • Urotrygon aspidura (D. S. Jordan & C. H. Gilbert, 1882) (Spiny-tail round ray)
  • Urotrygon caudispinosus Hildebrand, 1946
  • Urotrygon chilensis (Günther, 1872) (Chilean round ray)
  • Urotrygon cimar López S. & W. A. Bussing, 1998
  • Urotrygon microphthalmum Delsman, 1941 (Smalleyed round stingray)
  • Urotrygon munda T. N. Gill, 1863 (Munda round ray)
  • Urotrygon nana Miyake & McEachran, 1988 (Dwarf round ray)
  • Urotrygon peruanus Hildebrand, 1946 (Peruvian stingray)
  • Urotrygon reticulata Miyake & McEachran, 1988 (Reticulate round ray)
  • Urotrygon rogersi (D. S. Jordan & Starks, 1895) (Roger's round ray)
  • Urotrygon serrula Hildebrand, 1946
  • Urotrygon simulatrix Miyake & McEachran, 1988 (Fake round ray)
  • Urotrygon venezuelae L. P. Schultz, 1949 (Venezuela round stingray)


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