• Nishadana arabica Horváth, 1919
• Nithecus horwathi (Jakovlev, 1889)
• Nithecus jacobaeae (Schilling, 1829)
• Nitilia Mulsant & Rey, 1866
• Norba Horváth, 1912
• Notobitiella elegans Hsiao, 1963
• Notobitus elongatus Hsiao, 1977
• Notobitus excellens Distant, 1879
• Notobitus femoralis Z.Y. Chen, 1986
• Notobitus meleagris (Fabricius, 1787)
• Notobitus montanus Hsiao, 1963
• Notobitus sexguttatus (Westwood, 1842)
• Notochilus crassicornis (Baerensprung, 1858)
• Notochilus damryi Puton, 1871
• Notochilus ferrugineus (Mulsant & Rey, 1852)
• Notochilus limbatus Fieber, 1870
• Notonecta (Notonecta) amplifica Kiritshenko, 1930
• Notonecta (Notonecta) arabiensis Hungerford, 1926
• Notonecta (Notonecta) canariensis Kirkaldy, 1897
• Notonecta (Notonecta) glauca glauca Linnaeus, 1758
• Notonecta (Notonecta) glauca Linnaeus, 1758
• Notonecta (Notonecta) glauca poissoni Hungerford, 1934
• Notonecta (Notonecta) lutea Müller, 1776
• Notonecta (Notonecta) maculata Fabricius, 1794
• Notonecta (Notonecta) meinertzhageni Poisson, 1932
• Notonecta (Notonecta) meridionalis Poisson, 1926
• Notonecta (Notonecta) montandoni Kirkaldy, 1897
• Notonecta (Notonecta) obliqua Thunberg, 1787
• Notonecta (Notonecta) pallidula Poisson, 1926
• Notonecta (Notonecta) reuteri Hungerford, 1928
• Notonecta (Notonecta) reuteri reuteri Hungerford, 1928
• Notonecta (Notonecta) reuteri ribauti Poisson, 1935
• Notonecta (Notonecta) violacea Kirkaldy, 1897
• Notonecta (Notonecta) viridis Delcourt, 1909
• Notonecta (Paranecta) chinensis Fallou, 1887
• Notonecta (Paranecta) kiangsis Kirkaldy, 1897
• Notonecta (Paranecta) kirkaldyi Martin, 1902
• Notonecta (Paranecta) saramao Esaki, 1932
• Notonecta (Paranecta) triguttata Motschulsky, 1861
• Notonecta Linnaeus, 1758
• Notoplocaptera taiwanica Heiss & Nagashima, 2008
• Notopteryx concolor Hsiao, 1963
• Notopteryx extensus Cen & Xie, 1996
• Notopteryx geminus Hsiao, 1963
• Notopteryx soror Hsiao, 1963
• Notostira elongata (Geoffroy, 1785)
• Notostira erratica (Linnaeus, 1758)
• Notostira poppiusi Reuter, 1911
• Notostira sibirica Golub, 1978
• Noualhieria heissi Aukema, Duffels & Báez, 2006