Furgaleus - The whiskery shark, Furgaleus macki, is a hound shark of the family Triakidae, the only member of the genus Furgaleus, found worldwide on the continental shelf in the subtropical eastern Indian Ocean at depths of up to 220 m.
Gogolia - The sailback houndshark, Gogolia filewoodi, is a hound shark of the family Triakidae, the only member of the genus Gogolia, found in deep water on the continental shelf off northern Papua New Guinea.
Hypogaleus - The blacktip tope, Hypogaleus hyugaensis, is a hound shark of the family Triakidae, the only member of the genus Hypogaleus, found in deep water on the continental shelf in the Indo-West Pacific from East Africa to Japan, at depths of between 40 and 230 m.
Scylliogaleus - The flapnose houndshark, Scylliogaleus quecketti, is a hound shark of the family Triakidae, the only member of the genus Scylliogaleus, found from subtropical South Africa, in the western Indian Ocean between latitudes 27° S and 33° S.