After Parker, 1982

<==o Opiliones (harvestmen; lukit)
   |--o Cyphophthalmi
   |  `-- Sironidae
   |--o Laniatores
   |  |--o Oncopodoidea
   |  |  `-- Oncopodidae
   |  |--o Travunioidea
   |  |  |-- Travuniidae
   |  |  |-- Triaenonychidae
   |  |  |-- Synthetonychidae
   |  |  |-- Paranonychidae
   |  |  `-- Pentanychidae
   |  `--o Gonyleptoidea
   |     |-- Gonyleptidae
   |     |-- Phalangodidae
   |     |-- Stygnidae
   |     |-- Biantidae
   |     |-- Agoristenidae
   |     |-- Assamiidae
   |     |-- Podoctidae
   |     |-- Trionyxellidae
   |     `-- Cosmetidae
   `--o Palpatores
      |--o Caddoidea
      |  `-- Caddidae
      |--o Ischyropsalidoidea
      |  `-- Ischyropsalididae
      |--o Troguloidea
      |  |-- Trogulidae (maalukit)
      |  |-- Nemastomatidae (pikkulukit)
      |  |-- Dicranolasmatidae
      |  `-- Nipponopsalididae
      `--o Phalangioidea
         |-- Phalangiidae (seinälukit)
         |-- Megalopsalididae
         |-- Leiobunidae
         |-- Gagrellidae
         |-- Sclerosomatidae
         `-- Neopilionidae

Reference(s):