Genus Proscymnodon

Roughskin dogfish - The largespine velvet dogfish, Centroscymnus cryptacanthus, is a sleeper shark of the family Dalatiidae, found on the lower continental slopes between latitudes 50°S and 54°S in the southeast Pacific Ocean from the Straits of Magellan, and the southwest Pacific from New Zealand, at depths of between 650 and 920 m.

Lord Plunket's shark - The plunket shark, Centroscymnus plunketi, is a sleeper shark of the family Dalatiidae, found around south eastern Australia, and New Zealand, at depths of between 220 and 1,550 m over continental shelves.

Order : Squaliformes
Family : Somniosidae
Genus : Proscymnodon