Chelicerata Heymons, 1901
Opiliones Sundevall, 1833 - harvestmen
Phalangida Bristowe, 1949
Suborder Dyspnoi Hansen & Sørensen, 1904 - ornate harvestmen
Superfamily Troguloidea Sundevall, 1833
Family Nemastomatidae Simon, 1872
1 Genus Histricostoma Kratochvil & Miller, 1958
2 Genus Mitostoma Roewer, 1951
3 Genus Nemastoma Koch, 1836
4 Genus †Paragiljarovia Elsaka, Mitov & Dunlop, 2019