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 Arthropoda Siebold, 1848 - arthropods
           Subphylum Chelicerata Heymons, 1901
             Class Arachnida Lamarck, 1801
               Order Pseudoscorpionida Latreille, 1817 - false scorpions see Order Pseudoscorpiones De Geer, 1778
                 Superfamily Cheliferoidea Risso, 1826
                   1 Family Atemnidae Kishida, 1929
                   2 Family Miratemnidae Beier, 1932 see Subfamily Miratemninae Beier, 1932
                   3 Family Myrmochernetidae see Tribe Myrmochernetini Chamberlin, 1931
                   4 Family Chernetidae Menge, 1855
                   5 Family Pseudochiridiidae Chamberlin, 1923
                   6 Family Cheliferidae Risso, 1826
                   7 Family Withiidae Chamberlin, 1931