[Phylum] [Arthropoda] Siebold, 1848 - arthropods
   Chelicerata Heymons, 1901
     Euchelicerata Weygoldt & Paulus, 1979
       [Subclass] Acari Leach, 1817 - mites and ticks
         [Order] Acariformes Zakhvatkin, 1952 see Superorder Acariformes Zakhvatkin, 1952
           Suborder Sarcoptiformes Reuter, 1909 see Order Sarcoptiformes Reuter, 1909
             Infraorder Oribatida van der Hammen, 1968 see Suborder Oribatida van der Hammen, 1968
               Supercohort Palaeosomata Grandjean, 1969 see Infraorder Palaeosomata Grandjean, 1969
                 Superfamily Ctenacaroidea Grandjean, 1954 see Superfamily Palaeacaroidea Grandjean, 1932
                   Family Ctenacaridae Grandjean, 1954
                     Genus †Ctenacaronychus Subías & Arillo, 2002