Pleistocene fish

Gnathophis is a genus of marine congrid eels.

Zaniolepis, the combfishes, is a genus of marine ray-finned fish. It is the only member of the family Zaniolepididae, classified within the suborder Cottoidei of the order Perciformes. These fishes are native to the eastern Pacific Ocean.

Zenion is a genus of zeniontid fish that is known from the fossil record, but is still extant.