Kingdom Animalia Linnaeus, 1758 - animals
   Phylum Arthropoda Siebold, 1848 - arthropods
     Subphylum Chelicerata Heymons, 1901
       Class Arachnida Lamarck, 1801
         Superorder Parasitiformes Reuter, 1909 - ticks and ticklike mites
           Order Mesostigmata Canestrini, 1891
             Suborder Monogynaspida Camin & Gorirossi, 1955
               Infraorder Gamasina Kramer, 1881
                 Hyporder Dermanyssiae Evans & Till, 1979
                   Superfamily Ascoidea Voigts & Oudemans, 1905
                     1 Family Ameroseiidae Evans, 1961
                     2 Family Ascidae Voigts & Oudemans, 1905
                     3 Family Melicharidae Hirschmann, 1962