Combtooth dogfish
Species of shark
From Wikipedia, the free encyclopedia
The combtooth dogfish (Centroscyllium nigrum) is a little-known, deepwater dogfish shark, named after its teeth that are comb-shaped.
| Combtooth dogfish | |
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Scientific classification  | |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Chondrichthyes |
| Subclass: | Elasmobranchii |
| Division: | Selachii |
| Order: | Squaliformes |
| Family: | Etmopteridae |
| Genus: | Centroscyllium |
| Species: | C. nigrum |
| Binomial name | |
| Centroscyllium nigrum Garman, 1899 | |
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| Range of combtooth dogfish (in blue) | |
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. Like all dogfish sharks, it has 2 spines in front of its 2 dorsal fins. It grows to a maximum of 50cm. It has a faint tiger-like band held together by the lateral line that has photophores that emit light to attract prey. Immature pups are born at 11-13cm. It has a spiracle behind each eye.
Diet
It consists of eating small fish, shrimp, and cephalopods.