Order Opiliones Sundevall, 1833 - harvestmen Suborder Dyspnoi Hansen & Sørensen, 1904 - ornate harvestmen Superfamily Troguloidea Sundevall, 1833 1 Family Dicranolasmatidae Simon, 1879 2 Family †Eotrogulidae Petrunkevitch, 1955 3 Family Nemastomatidae Simon, 1872 4 Family †Nemastomoididae Petrunkevitch, 1955 5 Family Nipponopsalididae Martens, 1976 6 Family Trogulidae Sundevall, 1833