[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 †Osteostracomorphi
      Count: [†*] †2c;9o;32f;60g [28 Mar 2024]
         Class †Galeaspidomorphi
        Count: [†*] †6o;16f;26g [28 Mar 2024]
           Superorder †Polybranchiaspidida Zhu & Gai, 2007
          Count: [†*] †4o;11f;18g [28 Mar 2024]
             Order †Zhaotongaspidiformes [monotypic]
            Count: [†*] †1f;1g [28 Mar 2024]
               Family †Zhaotongaspididae Wang & Zhu, 1994
              Count: [†*] †1g
                 1 Genus †Zhaotongaspis Wang & Zhu, 1994
                Count: -