[Phylum] Chordata Bateson, 1885 - chordates Subphylum Craniata auct. Infraphylum Vertebrata Lamarck, 1801 - vertebrates Superclass Gnathostomata Gegenbaur, 1874 - jawed vertebrates Class Chondrichthyes Huxley, 1880 - cartilaginous fishes Order †Mongolepidiformes Family †Mongolepididae Karatajūtė-Talimaa & Novitskaya, 1990 1 Genus †Mongolepis Karatajūtė-Talimaa & Novitskaya, 1990