Order Opiliones Sundevall, 1833 - harvestmen Suborder Laniatores Thorell, 1876 - armored harvestmen Infraorder Grassatores Kury, 2002 Superfamily Gonyleptoidea Sundevall, 1833 Family Gonyleptidae Sundevall, 1833 Subfamily Gonyassamiinae Soares & Soares, 1988 Genus Trichominua Mello-Leitão, 1938