[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 Mixonomata Grandjean, 1969 see Infraorder Mixonomata Grandjean, 1969
                 Eupyctima Dunlop, Penney & Jekel, 2010, orth. inval. see [unranked] Euptyctima Grandjean, 1967
                   Superfamily Euphthiracaroidea Jacot, 1930
                     Family Euphthiracaridae Jacot, 1930
                       Genus Rhysotritia Märkel & Meyer, 1959 see Genus Acrotritia Jacot, 1923