Chelicerata Heymons, 1901 Opiliones Sundevall, 1833 - harvestmen Phalangida Bristowe, 1949 Suborder Laniatores Thorell, 1876 - armored harvestmen Infraorder Insidiatores Loman, 1900 Superfamily Travunioidea Absolon & Kratochvíl, 1932 Family Pentanychidae Briggs, 1971, nom. illeg. see Family Cladonychiidae Hadži, 1935