Synonyms: Archeosmylidae Riek 1953, Palaemerobiidae Martynov 1928, Permegalomidae Martynova 1952, Permopsychopsidae Riek 1953, Permosisyridae Martynov 1932, Sialidopsidae Zalessky 1928
Full reference: R. J. Tillyard. 1922. Some new Permian insects from Belmont, NSW, in the collection of Mr. John Mitchell. The Proceedings of the Linnean Society of New South Wales 47:279-292
Parent taxon: Neuroptera according to A. G. Ponomarenko and D. E. Shcherbakov 2004
Sister taxa: Actinophlebioides, Besobrasovia, Choristosialidae, Chrysopoidea, Cratochrysa, Dipteromantispidae, Epigambriidae, Gigantotermes, Glottopteryx, Grammolingiidae, Grammostylidae, Hemerobiidae, Hemerobiiformia, Hemerobioidea, Ineptiae, Ithonidae, Mantispidae, Mesohemerobius, Myrmeleontiformia, Myrmeleontoidea, Neuropterites, Nevrorthidae, Nymphidae, Nymphitidae, Osmylidae, Osmylopsychopsidae, Panfiloviidae, Parakseneuridae, Polystoechotoidea, Prohemerobidae, Promantispidae, Promegalomidae, Protohemerobius, Pseudocorydasialis, Pseudomyrmeleon, Raphidiodea, Rhachiberothidae, Sialodea, Sisyridae, Chrysopidae, Berothidae, Coniopterygidae, Nemopteridae, Myrmeleontidae, Ascalaphidae, Archedilaropsis, Bothriomicromus, Dilarites, Parasisyra, Ricartus, Osmylopsychopidae, Solenoptilidae, Polyosmylus, Mesoberothidae, Epigambria longipennis
Subtaxa: Archeosmylus, Babykamenia, Elmothone, Eopsychops, Okolpania, Osmythone, Palaemerobius, Permantispa, Permegalomus, Permerobius, Permipsythone, Permithone, Permithonopsis, Permopsychops, Permorapisma, Permosisyra, Sauropsychops, Sialidopsis, Sismerobius, Tychtobius
Ecology: