Notonectoidea
Anisops Spinola, 1837
Aphelonecta Lansbury, 1965
Buenoa Kirkaldy, 1904
Martarega White, 1879
Notonecta Linnaeus, 1758
Nychia Stål, 1859
Tarsonecta
Walambianisops Lansbury, 1984