[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 †Antarctilamniformes Ginter et al., 2008
             1 Family †Antarctilamnidae Ginter, Liao & Valenzuela-Ríos, 2008
             2 Family †Coronodontidae Romer, 1945