Round ray

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Round rays
Yellow stingray, Urobatis jamaicensis
Scientific classification
Kingdom: Animalia Phylum: Chordata Class: Chondrichthyes Subclass: Elasmobranchii Order: Rajiformes Family: Urolophidae
Genera
Trygonoptera Urobatis Urolophus Urotrygon See text for species.

The round rays are a family, Urolophidae, of rays. They are found in temperate and tropical oceans throughout the world. Most species have poisonous caudal stings.

[edit] Species

There are 44 species in four genera:

• Genus Trygonoptera
  • Western shovelnose stingaree, Trygonoptera mucosa (Whitley, 1939).
  • Striped stingaree, Trygonoptera ovalis Last & Gomon, 1987.
  • Masked stingaree, Trygonoptera personata Last & Gomon, 1987.
  • Common stingaree, Trygonoptera testacea Müller & Henle, 1841.
• Genus Urobatis
  • Spot-on-spot round ray, Urobatis concentricus Osburn & Nichols, 1916.
  • Haller's round ray, Urobatis halleri (Cooper, 1863).
  • Yellow stingray, Urobatis jamaicensis (Cuvier, 1816).
  • Spotted round ray, Urobatis maculatus Garman, 1913.
  • Chilean round stingray, Urobatis marmoratus (Philippi, 1893).
  • Tumbes round stingray, Urobatis tumbesensis (Chirichigno F. & McEachran, 1979).
• Genus Urolophus
  • New Ireland stingaree, Urolophus armatus Müller & Henle, 1841.
  • Sepia stingray, Urolophus aurantiacus Müller & Henle, 1841.
  • Sandyback stingaree, Urolophus bucculentus Macleay, 1884.
  • Circular stingaree, Urolophus circularis McKay, 1966.
  • Crossback stingaree, Urolophus cruciatus (Lacépède, 1804).
  • Urolophus deforgesi Séret & Last, 2003.
  • Wide stingaree, Urolophus expansus McCulloch, 1916.
  • Patchwork stingaree, Urolophus flavomosaicus Last & Gomon, 1987.
  • Spotted stingaree, Urolophus gigas Scott, 1954.
  • Java stingaree, Urolophus javanicus (Martens, 1864).
  • Kai stingaree, Urolophus kaianus Günther, 1880.
  • Lobed stingaree, Urolophus lobatus McKay, 1966.
  • Mitotic stingaree, Urolophus mitosis Last & Gomon, 1987.
  • Urolophus neocaledoniensis Séret & Last, 2003.
  • Coastal stingaree, Urolophus orarius Last & Gomon, 1987.
  • Urolophus papilio Séret & Last, 2003.
  • Sparsely-spotted stingaree, Urolophus paucimaculatus Dixon, 1969.
  • Coral sea stingaree, Urolophus piperatus Séret & Last, 2003.
  • Yellowback stingaree, Urolophus sufflavus Whitley, 1929.
  • Greenback stingaree, Urolophus viridis McCulloch, 1916.
  • Brown stingaree, Urolophus westraliensis Last & Gomon, 1987.
• Genus Urotrygon
  • Spiny-tail round ray, Urotrygon aspidura (Jordan & Gilbert, 1882).
  • Urotrygon caudispinosus Hildebrand, 1946.
  • Chilean round ray, Urotrygon chilensis (Günther, 1872).
  • Urotrygon cimar López S. & Bussing, 1998.
  • Smalleyed round stingray, Urotrygon microphthalmum Delsman, 1941.
  • Munda round ray, Urotrygon munda Gill, 1863.
  • Dwarf round ray, Urotrygon nana Miyake & McEachran, 1988.
  • Peruvian stingray, Urotrygon peruanus Hildebrand, 1946.
  • Reticulate round ray, Urotrygon reticulata Miyake & McEachran, 1988.
  • Roger's round ray, Urotrygon rogersi (Jordan & Starks, 1895).
  • Urotrygon serrula Hildebrand, 1946.
  • Fake round ray, Urotrygon simulatrix Miyake & McEachran, 1988.
  • Venezuela round stingray, Urotrygon venezuelae Schultz, 1949.

[edit] References

• "Urolophidae". FishBase. Ed. Rainer Froese and Daniel Pauly. January 2006 version. N.p.: FishBase, 2006.