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 Sarcoptiformes Reuter, 1909
             Suborder Oribatida van der Hammen, 1968 - oribatid mites
               Infraorder Palaeosomata Grandjean, 1969
                 Superfamily Ctenacaroidea Grandjean, 1954 see Superfamily Palaeacaroidea Grandjean, 1932
                   1 Family Adelphacaridae Grandjean, 1954
                   2 Family Aphelacaridae Grandjean, 1954 see Family Adelphacaridae Grandjean, 1954
                   3 Family Ctenacaridae Grandjean, 1954