Infraorder Hydrocorisae Latreille 1810
Parent taxon: Heteroptera according to G. Statz 1950
See also Vega et al. 2006
Sister taxa: Anacoloptera, Berytopsis, Cimicomorpha, Corixa pullus, Cryptocerata, Dipsocoromorpha, Duncanovelia, Enicocephalomorpha, Eocimicidae, Euheteroptera, Galerucites, Galgulidae, Geocorisae, Gerromorpha, Gymnocerata, Hadrocoridae, Hebeicoris, Leptopodomorpha, Liasocoris, Nepa atavina, Nepomorpha, Pentatomomorpha, Sinanabis, Sinocoris, Sinovelia, Sphongophoriella, Xishanidae
Subtaxa: Nepaeformes Notonectaeformia