organisms see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
Count: -
   Eukaryota Chatton, 1925 - eukaryotes see Domain Eukaryota Chatton, 1925
  Count: -
     Kingdom Animalia Linnaeus, 1758 - animals
    Count: -
       Deuterostomia Grobben, 1908 - deuterostomes see Infrakingdom Deuterostomia Grobben, 1908
      Count: -
         Phylum Chordata Bateson, 1885 - chordates
        Count: -
           Subphylum Vertebrata Cuvier, 1812 - vertebrates see Infraphylum Vertebrata Lamarck, 1801
          Count: -
             Superclass Pisces Linnaeus, 1758 - fishes
            Count: -
               Class †Pituriaspida Young, 1991 see Order Pituriaspida Young, 1991
              Count: [*] †2g
                 Genus †Pituriaspis Young, 1991
                Count: -