Family Centrolophidae

Centrolophus - The rudderfish, Centrolophus niger , is a medusafish, the only member of the genus Centrolophus.

Tubbia - The Tasmanian ruffe, Tubbia tasmanica, the only member of the genus Tubbia, is a medusafish of the family Centrolophidae, found in temperate waters in the Indian and southwest Pacific Oceans, at depths of between 700 and 850 m.