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).
| Roughskin spurdog | |
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Scientific classification 
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| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Chondrichthyes |
| Subclass: | Elasmobranchii |
| Order: | Squaliformes |
| Family: | Squalidae |
| Genus: | Cirrhigaleus |
| Species: | C. asper
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| Binomial name | |
| Cirrhigaleus asper (Merrett, 1973)
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| Range of the roughskin spurdog (in blue) | |
The roughskin spurdog is ovoviviparous with 21 to 22 young in a litter.
Taxonomy
editThe 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
edit- ^ 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.
- ^ Bester, Cathleen. "Roughskin Dogfish". Florida Museum of Natural History. Retrieved 16 April 2023.
- ^ "Squalus asper (Merrett, 1973)". Integrated Taxonomic Information System. Retrieved 16 April 2023.
- Froese, Rainer; Pauly, Daniel (eds.). "Cirrhigaleus asper". FishBase. May 2006 version.
- Compagno, Dando, & Fowler, Sharks of the World, Princeton University Press, New Jersey 2005 ISBN 0-691-12072-2