Kingdom Animalia Linnaeus, 1758 - animals
   Phylum Arthropoda Siebold, 1848 - arthropods
     Subphylum Chelicerata Heymons, 1901
       Class Arachnida Lamarck, 1801
         Superorder Acariformes Zakhvatkin, 1952 - mitelike mites
           Order Trombidiformes Reuter, 1909
             Suborder Prostigmata Kramer, 1877
               Infraorder Eleutherengona Oudemans, 1909
                 Hyporder Heterostigmata Berlese, 1899
                   1 Superfamily Dolichocyboidea Mahunka, 1970
                   2 Superfamily Heterocheyloidea Trägårdh, 1950 [monotypic]
                   3 Superfamily Pyemotoidea Oudemans, 1937
                   4 Superfamily Pygmephoroidea Cross, 1965 see Superfamily Scutacaroidea Oudemans, 1916
                   5 Superfamily Tarsocheyloidea Atyeo & Baker, 1964 [monotypic]
                   6 Superfamily Tarsonemoidea Canestrini & Fanzago, 1877
                   7 Superfamily Trochometridioidea Mahunka, 1970