[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
Subclass Holocephali Bonaparte, 1832
Order †Petalodontiformes Zangerl, 1981
Family †Obruchevodidae Lund, Grogan & Fath, 2014
Genus †Obruchevodus Grogan, Lund & Fath, 2014