The roughskin spurdog (Cirrhigaleus asper) is a dogfish of the family Squalidae, found circumglobally between latitudes 35°N and 35°S, at depths of between 200 metres (660 ft) and 600 metres (2,000 ft). It reaches a length of 1.2 metres (3.9 ft).

The roughskin spurdog is ovoviviparous with 21 to 22 young in a litter.

Taxonomy

The roughskin spurdog was first described in 1973 as Squalas Asper by British ichthyologist Nigel Merrett. It was later quickly changed to Cirrhigaleus asper.[2] The roughskin spurdog is also known as the roughskin dogfish and roughskin dogshark in English.[3]

References

  1. ^ Finucci, B.; Cheok, J.; Cotton, C.F.; Kulka, D.W.; Neat, F.C.; Rigby, C.L.; Tanaka, S.; Walker, T.I. (2020). "Cirrhigaleus asper". IUCN Red List of Threatened Species. 2020: e.T60209A3092852. doi:10.2305/IUCN.UK.2020-3.RLTS.T60209A3092852.en. Retrieved 18 November 2021.
  2. ^ Bester, Cathleen. "Roughskin Dogfish". Florida Museum of Natural History. Retrieved 16 April 2023.
  3. ^ "Squalus asper (Merrett, 1973)". Integrated Taxonomic Information System. Retrieved 16 April 2023.
  • Froese, Rainer; Pauly, Daniel (eds.) (2006). "Cirrhigaleus asper" in FishBase. May 2006 version.
  • Compagno, Dando, & Fowler, Sharks of the World, Princeton University Press, New Jersey 2005 ISBN 0-691-12072-2