Combtooth dogfish

Combtooth dogfish
Conservation status
Least Concern (IUCN 3.1)
Scientific classification
Kingdom:	Animalia
Phylum:	Chordata
Class:	Chondrichthyes
Order:	Squaliformes
Family:	Etmopteridae
Genus:	Centroscyllium
Species:	C. nigrum
Binomial name
Centroscyllium nigrum Garman, 1899
Range of combtooth dogfish (in blue)

The combtooth dogfish (Centroscyllium nigrum) is a little-known, deepwater dogfish shark.

Description[]

The combtooth dogfish has no anal fin, grooved dorsal spines, two dorsal fins of about same size, a pointed nose, large eyes, small gill slits, a short abdomen, a short caudal peduncle, and is blackish-brown in color with white-tipped fins. It grows to a maximum of 50 cm.

Distribution[]

It is found in the eastern Pacific and around Hawaii.

Habits and Habitat[]

It is an uncommon deepwater shark found close to the bottom between 400 and 1,145 m.

References[]

• Concha, F., Ebert, D.A., Herman, K. & Kyne, P.M. (2020). "Centroscyllium nigrum". IUCN Red List of Threatened Species. 2020. Retrieved 17 January 2021.CS1 maint: multiple names: authors list (link)
• "Centroscyllium nigrum". Integrated Taxonomic Information System. Retrieved 6 February 2006.
• Froese, Rainer and Pauly, Daniel, eds. (2006). "Centroscyllium nigrum" in FishBase. 06 2006 version.
• FAO Species Catalogue Volume 4 Parts 1 and 2 Sharks of the World