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
               Subclass Acari Leach, 1817 - mites and ticks
                 Order Acariformes Zakhvatkin, 1952 see Superorder Acariformes Zakhvatkin, 1952
                   Suborder Astigmata Canestrini, 1891 see Hyporder Astigmata Canestrini, 1891
                     Cohort Psoroptidia Yunker, 1955 see [unranked] Psoroptidia Yunker, 1955
                       Superfamily Pterolichoidea Trouessart & Mégnin, 1884
                         01 Family Pterolichidae Trouessart & Mégnin, 1884
                         02 Family Ochrolichidae Gaud & Atyeo, 1978
                         03 Family Gabuciniidae Gaud & Atyeo, 1975
                         04 Family Falculiferidae Oudemans, 1905
                         05 Family Eustathiidae Oudemans, 1905
                         06 Family Crypturoptidae Gaud, Atyeo & Berla, 1972
                         07 Family Thoracosathesidae Gaud & Mouchet, 1959
                         08 Family Rectijanuidae Gaud, 1961
                         09 Family Syringobiidae Trouessart, 1897
                         10 Family Kramerellidae Gaud & Mouchet, 1961
                         11 Family Freyanidae Dubinin, 1953
                         12 Family Vexillariidae Gaud & Mouchet, 1959
                         13 Family Caudiferidae Gaud & Atyeo, 1978