Squalus hawaiiensis, the Hawaiian spurdog, is a dogfish, a member of the family Squalidae, found in waters surrounding the Hawaiian Islands, from the surface to 950 m. Its length is up to 75 cm.[2]
| Hawaiian spurdog | |
|---|---|
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Scientific classification 
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| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Chondrichthyes |
| Subclass: | Elasmobranchii |
| Subdivision: | Selachimorpha |
| Order: | Squaliformes |
| Family: | Squalidae |
| Genus: | Squalus |
| Species: | S. hawaiiensis
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| Binomial name | |
| Squalus hawaiiensis Toby S. Daly-Engel, Amber Koch, James M. Anderson, Charles F. Cotton, R. Dean Grubbs, 2018
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Taxonomy edit
Squalus hawaiiensis was once lumped with the shortspine spurdog, but morphological and genetic data showed that the Hawaiian population was distinct from S. mitsukurii individuals from Japan to be considered a distinct species.[3]
References edit
- ^ Finucci, B.; Cotton, C.F.; Kulka, D.W.; Neat, F.C.; Rigby, C.L.; Tanaka, S.; Walker, T.I. (2020). "Squalus hawaiiensis". IUCN Red List of Threatened Species. 2020: e.T162154636A162155066. Retrieved 13 November 2021.
- ^ Froese, Rainer; Pauly, Daniel (eds.) (2006). "Squalus mitsukurii" in FishBase. July 2006 version.
- ^ Daly-Engel TS, Koch A, Anderson JM, Cotton CF, Grubbs RD (2018) Description of a new deep-water dogfish shark from Hawaii, with comments on the Squalus mitsukurii species complex in the West Pacific. ZooKeys 798: 135-157. https://doi.org/10.3897/zookeys.798.28375