†Oxemys Nessov 1977 (sea turtle)
Parent taxon: Chelonioidea according to L. A. Nessov 1984
Sister taxa: Cheloniidae, Dermochelyoidae, Desmatochelyidae, Nichollsemys, Pancheloniidae, Pandermochelys, Plesiochelyidae, Protostegidae, Thalassemyidae
Subtaxa: Oxemys gutta
Ecology: aquatic omnivore