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 Trombidiformes Reuter, 1909
             Suborder Prostigmata Kramer, 1877
               Infraorder Anystina van der Hammen, 1972
                 Hyporder Parasitengona Oudemans, 1909
                   Superfamily Hydrovolzioidea Thor, 1905
                     Family Acherontacaridae Cook, 1967