[Phylum] [Arthropoda] Siebold, 1848 - arthropods
   Chelicerata Heymons, 1901
     Euchelicerata Weygoldt & Paulus, 1979
       [Order] Opiliones Sundevall, 1833 - harvestmen
         Phalangida Bristowe, 1949
           Suborder Dyspnoi Hansen & Sørensen, 1904 - ornate harvestmen
             Superfamily Troguloidea Sundevall, 1833
               Family Nemastomatidae Simon, 1872
                 1 Genus †Parahistricostoma Mitov, Perkovsky & Dunlop, 2021
                 2 Genus Mitostoma Roewer, 1951
                 3 Genus Nemastoma Koch, 1836
                 4 Genus †Paragiljarovia Elsaka, Mitov & Dunlop, 2019