[Phylum] [Arthropoda] Siebold, 1848 - arthropods
   Chelicerata Heymons, 1901
     Euchelicerata Weygoldt & Paulus, 1979
       [Subclass] Acari Leach, 1817 - mites and ticks
         [Order] Parasitiformes Reuter, 1909 see Superorder Parasitiformes Reuter, 1909
           Suborder Mesostigmata Canestrini, 1891 see Order Mesostigmata Canestrini, 1891
             Infraorder Trigynaspida Camin & Gorirossi, 1955 see Suborder Trigynaspida Camin & Gorirossi, 1955
               Cohort Antennophorina Camin & Gorirossi, 1955 see Infraorder Antennophorina Camin & Gorirossi, 1955
                 Superfamily Celaenopsoidea Berlese, 1892
                   1 Family Celaenopsidae Berlese, 1892
                   2 Family Costacaridae Hunter, 1993
                   3 Family Diplogyniidae Trägårdh, 1941
                   4 Family Euzerconidae Trägårdh, 1938
                   5 Family Megacelaenopsidae Funk, 1975
                   6 Family Meinertulidae Trägårdh, 1950 see Family Diplogyniidae Trägårdh, 1941
                   7 Family Neotenogyniidae Kethley, 1974
                   8 Family Schizogyniidae Trägårdh, 1950
                   9 Family Triplogyniidae Funk, 1977