Infraorder Systellognatha Enderlein 1969 (stonefly)
Synonym: Perlomorpha Latreille 1802
Parent taxon: Arctoperlaria according to P. Sroka et al. 2018
See also Cui et al. 2016, Sinitshenkova 1987, Sinitshenkova 1992, Sinitshenkova 1998 and Zwick 2000
Sister taxa: Euholognatha, Kachinoperlidae, Perspicuusoperlidae, Perlariopseidae, Baleyopterygidae, Barathronympha, Palaeonemouridae, Oecanthoperlidae
Subtaxa: Berekia Chloroperloides Ecdyoperla Mesoleuctridae Mirumoperla Palaeoperlidae Pectinoperla Perlisca Perlitodes Perloidea Perlomimus Petroperlidae Platyperlidae Pteronarcyoidea Savina Sinosharaperla Trianguliperla Triassoperla Tshekardoperlidae Tungussonympha
Ecology: volant detritivore-omnivore