†subfamily Dermochelyinae (leatherback)
Reptilia - Testudines - Dermochelyidae
Parent taxon: Dermochelyidae according to R. E. Weems 1988
Sister taxa: Arabemys, Chelonia californiensis, Dermochelys, Egyptemys, Eosphargis, Maorichelys, Mesodermochelys, Natemys, Psephophorus, Turgaiscapha
Subtaxa: Cosmochelys
Ecology: aquatic durophage-piscivore
Distribution: