Parent taxon: Hemiptera according to D. Grimaldi and M. S. Engel 2005
See also Bode 1953, Carpenter 1933, Cockerell 1921, Cockerell 1926, Hong 1979, Martynov 1928, Statz 1950, Tillyard 1918, Tillyard 1921, Tillyard 1923, Whalley 1985 and Zeuner 1941
Sister taxa: Aphidii, Auchenorinques, Auchenorrhyncha, Belostomum, Biturritidae, Cercopyllis, Cicadopsyllidae, Cimicides, Coleorrhyncha, Delphax rhenana, Delphax senilis, Eofulgoridium chanmaense, Gallinsecta, Hemelytrata, Heteroptera, Heteropterodea, Hydrocorisae, Hypocixius, Limnochares antiquus, Lithopsis lineatus, Lithopsis punctinervis, Ludibrium, Lystra vollenhoveni, Meshemipteron, Mesococcus, Palaeohemiptera, Paleorrhyncha, Peloridiina, Pincombella, Pincombella belmontensis, Planophlebia, Protocoris ovalis, Protoprosbolidae, Shaandongia, Sternorrhyncha
Subtaxa: Aleuronympha Biturritiidae Coccaria Homopteron Knezouria Lophophidae Mesaleuropsis Palaeomyrmex Permaleurodidae Permocapitus Psyllinea
Ecology: