Superphylum Deuterostomia Grobben, 1908 - deuterostomes see Infrakingdom Deuterostomia Grobben, 1908
   Phylum Chordata Bateson, 1885 - chordates
     Subphylum Craniata auct.
       Infraphylum Vertebrata Lamarck, 1801 - vertebrates
         Superclass Gnathostomata Gegenbaur, 1874 - jawed vertebrates
           Grade †Placodermiomorphi [monotypic]
             Class †Placodermi McCoy, 1848 [paraphyletic?]
               Order †Antiarchiformes Grande & Eastman, 1986 - antiarchs see [unranked] Antiarchi Cope, 1885
                 Suborder †Bothriolepidoidei Cope, 1886 see Order Bothriolepidiformes
                   Infraorder †Euantiarcha Janvier & Pan, 1982
                     Family †Asterolepididae Traquair, 1888 (1856), nom. praeval.