The Angular roughshark, Oxynotus centrina, is a sleeper shark of the family Dalatiidae, found on the outer continental slopes of the eastern Atlantic Ocean from the Bay of Biscay and the Mediterranean Sea to Senegal, and north to Cornwall, England (probably a stray), at depths of between 196.85 and 2526.25 ft (60 and 770 m). It reaches a length of about 4.92 ft (1.5 m).
The angular roughshark is a small bizarre-looking shark with an unmistakable high body and bristly textured skin. Coloration is uniformly grey to grey-brown. Its flesh is utilized for fishmeal, oil, and smoked and dried salted for human consumption.
Reproduction of the angular roughshark is ovoviviparous.
It feeds mainly on polychaetes.