Longnose hound shark - The longnose houndshark, Iago garricki, is a hound shark of the family Triakidae found in the western Pacific off northern Australia and Vanuatu between latitudes 9° S and 26° S, at depths of between 250 and 475 m.
Bigeye hound shark - The bigeye houndshark, Iago omanensis, is a hound shark of the family Triakidae found on deep continental shelves in the western Indian Ocean from the Red Sea to southwestern India, between latitudes 30° N and 10° N, at depths of between 110 and 2,200 m.