Kingdom Animalia Linnaeus, 1758 - animals
   Phylum Arthropoda Siebold, 1848 - arthropods
     Subphylum Chelicerata Heymons, 1901
       Class Arachnida Lamarck, 1801
         Order Opiliones Sundevall, 1833 - harvestmen
           Suborder Laniatores Thorell, 1876 - armored harvestmen
             Infraorder Insidiatores Loman, 1900
               Superfamily Triaenonychoidea Sørensen, 1886
                 1 Family Synthetonychiidae Forster, 1954
                 2 Family Triaenonychidae Sørensen, 1886