ordo Heteroptera 
I.series Sandaliorrhyncha
1.superfam. Corixoidea 
1.fam. Corixidae
II.series Hydrobiotica
2.superfam. Ochteroidea
phalanx Ochteriformes
phalanx Peloridiiformes
3.superfam. Notonectoidea 
phalanx Nepaeformes
phalanx Notonectaeformes
4.superfam. Acanthioidea
phalanx Acanthiiformes
phalanx Aepophiliformes
5.superfam. Gerroidea
phalanx Gerriformes
phalanx Hydrometraeformes
III.series Trichotelocera
6.superfam. Dipsocoroidea
IV.series Anonychia
7.superfam. Cimicoidea
phalanx Miriformes
phalanx Cimiciformes
8.superfam. Reduvioidea
phalanx Nabiformes
phalanx Naeogeiformes
phalanx Joppeiciformes
phalanx Reduviiformes
phalanx Henicocephaliformes
9.superfam. Tingoidea
V.series Onychophora
10.superfam. Neidoidea
phalanx Thaumastocoriformes
phalanx Pyrrhocoriformes
VI.series Phloeobiotica
11.superfam. Aradoidea
39.fam. Aradidae
40.fam. Dysodiidae
VII.series Polyneuria
12.superfam. Coreoidea
13.superfam. Pentatomoidea
phalanx Pentatomiformes
phalanx Coptosomatiformes
phalanx Aphyliformes