living organisms see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Superkingdom Eukaryotae see Domain Eukaryota Chatton, 1925
     Kingdom Animalia Linnaeus, 1758 - animals
       Subkingdom Eumetazoa Butschli, 1910 see [unranked] Eumetazoa Bütschli, 1910
         Phylum Onychophora Grube, 1853 - velvet worms
           Order Onychophora Grube, 1853 see Phylum Onychophora Grube, 1853
             1 Family Peripatopsidae Bouvier, 1907
             2 Family Peripatidae Evans, 1901