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 Prostigmata Kramer, 1877
                     Cohort Parasitengona Oudemans, 1909 - chiggers, velvet mites, water mites, and their relatives see Hyporder Parasitengona Oudemans, 1909
                       Superfamily Lebertioidea Thor, 1900
                         1 Family Anisitiellidae see Family Anisitsiellidae Koenike, 1910
                         2 Family Lebertiidae Thor, 1900
                         3 Family Oxidae Viets, 1926
                         4 Family Rutripalpidae Sokolow, 1934
                         5 Family Sperchontidae Thor, 1900
                         6 Family Teutonidae Koenike, 1910 see Family Teutoniidae Koenike, 1910
                         7 Family Torrenticolidae Piersig, 1902