[Phylum] Chordata Bateson, 1885 - chordates Subphylum Craniata auct. Infraphylum Vertebrata Lamarck, 1801 - vertebrates Superclass Gnathostomata Gegenbaur, 1874 - jawed vertebrates Class Osteichthyes Huxley, 1880 - bony fishes and tetrapods see Clade Osteichthyes Huxley 1880 [Moore & Near 2020] Subclass Sarcopterygii Romer, 1955 - lobe-finned fishes and tetrapods see [unranked] Sarcopterygii Romer, 1955 Infraclass †Rhizodontida Andrews & Westoll, 1970 [monotypic] see [unranked] Rhizodontida Andrews & Westoll, 1970 1 Order †Rhizodontiformes Andrews & Westoll, 1970 [monotypic]