Order Opiliones Sundevall 1833 (harvestman)
Parent taxon: Stomothecata according to J. W. Shultz 2007
See also Petrunkevitch 1922
Sister taxon: Scorpiones
Subtaxa: Arachnometa Cheiromachus Cheiromachus coriaceus Cyphophthalmi Hasseltides Laniatores Monooculricinuleidae Phalangida Phalangidae Phalangium Phalangium succineum Phalangodidae Platybunus
Ecology: