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
                   Family Atemnidae Kishida, 1929
                   Family Miratemnidae Beier, 1932 see Subfamily Miratemninae Beier, 1932
                   Family Myrmochernetidae see Tribe Myrmochernetini Chamberlin, 1931
                   Family Chernetidae Menge, 1855
                   Family Cheliferidae Risso, 1826
                   Family Withiidae Chamberlin, 1931
                   Family Pseudochiridiidae Chamberlin, 1923
                     1 Genus Pseudochiridium With, 1906
                     2 Genus Paracheiridium Vachon, 1938