Read full entry


Distribution: Atlantic, Indian, and Pacific Oceans. Most species are deepwater inhabitants of the outer continental shelves and upper continental slopes down to at least 1875 m depth. Gill openings 6 in Hexanchus, 7 in Heptranchias and Notorynchus. Margin of first gill discontinuous across throat. Mouth subterminal with large, bladelike, comb-shaped teeth in lower jaw. One dorsal fin. Caudal fin with strong subterminal notch. Cow sharks are ovoviviparous and lack a yolk-sac placenta. They feed on relatively large marine organisms, including other sharks, rays, bony fish, crustacean and carrion. Species range in size from 140 to 480 cm. hexa- (gr.) = six


translation missing: en.license_cc_by_4_0

© WoRMS Editorial Board

Source: World Register of Marine Species

Belongs to 0 communities

This taxon hasn't been featured in any communities yet.

Learn more about Communities


EOL content is automatically assembled from many different content providers. As a result, from time to time you may find pages on EOL that are confusing.

To request an improvement, please leave a comment on the page. Thank you!