Superphylum Deuterostomia Grobben, 1908 - deuterostomes see Infrakingdom Deuterostomia Grobben, 1908
   Phylum Chordata Bateson, 1885 - chordates
     Subphylum Craniata auct.
       Infraphylum Vertebrata Lamarck, 1801 - vertebrates
         1 Genus †Anatolepis Bockelie & Fortey, 1976, incertae sedis [monotypic]
         2 Superclass Petromyzontomorphi [monotypic]
         3.1 Superclass †Pteraspidomorphi Goodrich, 1909 [monotypic]
         3.2.1 Superclass †Anaspidomorphi [monotypic]
         3.2.2.1 Superclass †Thelodontomorphi Jaekel, 1911 [monotypic]
         3.2.2.2.1 Superclass †Osteostracomorphi [monotypic]
         3.2.2.2.2 Superclass Gnathostomata Gegenbaur, 1874 - jawed vertebrates