Suborder Mesostigmata Canestrini 1891 (arthropod)
Synonym: Gamasida Leach 1815
Parent taxon: Parasitiformes according to J. A. Dunlop et al. 2013
See also Witaliński 2000
Sister taxa: Ixodida, Opilioacarida
Subtaxa: Monogynaspida Sejida Trigynaspida
Ecology: