[Phylum] Chordata Bateson, 1885 - chordates
Count: [*†*] 4c;88o;589f;14g; †7c;127o;597f;967g;1s
   Subphylum Craniata auct.
  Count: [*†*] 4c;88o;589f;14g; †7c;127o;597f;967g;1s
     Infraphylum Vertebrata Lamarck, 1801 - vertebrates
    Count: [*†*] 3c;87o;588f;14g; †7c;126o;596f;966g;1s
       Superclass Gnathostomata Gegenbaur, 1874 - jawed vertebrates
      Count: [*†*] 2c;86o;585f;14g; †2c;97o;496f;810g;1s
         Class †Placodermi McCoy, 1848
        Count: [†*] †13o;59f;111g [11 Apr 2024]
           †Arthrodira Woodward, 1891
          Count: [†*] †2o;33f;59g [11 Apr 2024]
             Order †Phlyctaeniiformes
            Count: [†*] †27f;53g [11 Apr 2024]
               Suborder †Brachythoraci Gross, 1932
              Count: [†*] †22f;41g [11 Apr 2024]
                 †Pachyosteomorphi Stensiö, 1944 - pachyosteomorphs
                Count: [†*] †12f;22g [11 Apr 2024]
                   Family †Panxiosteidae Wang, 1979
                  Count: [†*] †2g
                     1 Genus †Panxiosteus Wang, 1979
                    Count: -
                     2 Genus †Plourdosteus Ørvig, 1951
                    Count: -