Biology:Trygonoptera

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Short description: Genus of cartilaginous fishes

Trygonoptera
Striped Stingaree (T. ovalis)
Scientific classification e
Kingdom: Animalia
Phylum: Chordata
Class: Chondrichthyes
Subclass: Elasmobranchii
Superorder: Batoidea
Order: Myliobatiformes
Family: Urolophidae
Genus: Trygonoptera
J. P. Müller & Henle, 1841
Type species
Trygonoptera testacea
J. P. Müller & Henle, 1841

Trygonoptera is a genus of round rays endemic to the waters around Australia . Müller and Henle defined Trygonoptera in 1841.[1] It has often been considered synonymous with Urolophus, but this has been refuted by recent studies.[2] Trygonoptera can be distinguished from Urolophus in that the outer rims of its nostrils are enlarged into broad, flattened lobes; the two also differ in aspects of the skeleton.[3]

Species

There are currently six recognized species in this genus:[4]

  • Trygonoptera galba Last & Yearsley, 2008 (Yellow shovelnose stingaree)
  • Trygonoptera imitata Yearsley, Last & M. F. Gomon, 2008 (Eastern shovelnose stingaree)
  • Trygonoptera mucosa Whitley, 1939 (Western shovelnose stingaree)
  • Trygonoptera ovalis Last & M. F. Gomon, 1987 (Striped stingaree)
  • Trygonoptera personata Last & M. F. Gomon, 1987 (Masked stingaree)
  • Trygonoptera testacea J. P. Müller & Henle, 1841 (Common stingaree)

References

  1. ↑ Müller, J. and F.G.J. Henle (1838–41). Systematische Beschreibung der Plagiostomen. Veit und Comp. p. 173–174. 
  2. ↑ Séret, B. and P.R. Last (2003). "Description of four new stingarees of the genus Urolophus (Batoidea: Urolophidae) from the Coral Sea, south-west Pacific". Cybium 27 (4): 307–320. 
  3. ↑ Yearsley, G.K. and P.R. Last (2006). "Urolophus kapalensis sp. nov., a new stingree (Myliobatiformes: Urolophidae) off eastern Australia". Zootaxa 1176: 41–52. doi:10.11646/zootaxa.1176.1.4. 
  4. ↑ Froese, Rainer and Pauly, Daniel, eds. (2013). Species of Trygonoptera in FishBase. April 2013 version.

Wikidata ☰ Q3004254 entry