The Port Jackson shark (Heterodontus portusjacksoni) is a nocturnal, oviparous type of bullhead shark of the family Heterodontidae, found in the coastal region of southern Australia, including the waters off Port Jackson.
The whitespotted bullhead shark, Heterodontus ramalheira, is a bullhead shark of the family Heterodontidae, found in the western Indian Ocean between latitudes 22° N to 26° S, at depths of between 40 and 275 m.
The Zebra bullhead shark (Heterodontus zebra) is a bullhead shark of the family Heterodontidae, found in the subtropical western Pacific Ocean between latitudes 40° N to 20° S, at depths of between 50 and 200 m.