The clubnose guitarfish (Glaucostegus thouin) is a critically endangered species of ray in the Glaucostegidae family. It is found from shallow coastal waters to a depth of 60 m (200 ft) in the Indo-Pacific, ranging from India to Southeast Asia, and also in the Red Sea.[1][3] There are also old unconfirmed records from the Mediterranean and Suriname.[1][4]

Clubnose guitarfish
CITES Appendix II (CITES)[2]
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Class: Chondrichthyes
Subclass: Elasmobranchii
Order: Rhinopristiformes
Family: Glaucostegidae
Genus: Glaucostegus
Species:
G. thouin
Binomial name
Glaucostegus thouin
(Anonymous, referred to Lacépède, 1798)
Synonyms
  • Raja thouin Anonymous [Lacepède], 1798
  • Rhinobatos thouin (Anonymous [Lacepède], 1798)

It reaches up to 3 m (9.8 ft) in length, but typically is less than 2.5 m (8.2 ft).It is pale yellowish or brownish with a pale snout. It has an unusual club-like tip of the snout, which separates it from other members of the genus Glaucostegus.[3]

References

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  1. ^ a b c Kyne, P.M. & Jabado, R.W. (2019). "Glaucostegus thouin". IUCN Red List of Threatened Species. 2019: e.T60175A124447684. doi:10.2305/IUCN.UK.2019-2.RLTS.T60175A124447684.en. Retrieved 17 November 2021.
  2. ^ "Appendices | CITES". cites.org. Retrieved 2022-01-14.
  3. ^ a b Last; White; de Carvalho; Séret; Stehmann; Naylor, eds. (2016). Rays of the World. CSIRO. p. 115. ISBN 9780643109148.
  4. ^ Pollerspöck, J.; N. Straube. "Glaucostegus thouin (Anonymous, 1798)". Shark-references. Retrieved 7 July 2017.