Taeniophorus Linnavuori, 1952, Genus
Tagalinae Dohrn, 1859, Subfamilia – synonym of Saicinae Stål, 1859, Subfamilia
Tagus Stål, 1865, Genus – synonym of Prismatocerus Amyot & Serville, 1843, Genus
Taivaniella Poppius, 1915a, Genus – synonym of Harpedona Distant, 1904, Genus
Taiwanaptera Heiss & Nagashima, 2008, Genus
Taiwanocapsus Yasunaga, Yamada & Tsai, 2023, Genus
Tamasanka Distant, 1906, Genus – synonym of Masoas Distant, 1906, Genus
Tancredus Distant, 1904a, Genus – synonym of Stenotus Jakovlev, 1877, Genus
Tancreisca Jensen-Haarup, 1937, Genus – synonym of Phaeocoris Jakovlev, 1887, Genus
Taphropeltus Stål, 1872, Genus
Taphrostethus Fieber, 1844, Genus – synonym of Cantacader Amyot & Serville, 1843, Genus
Tapinus Burmeister, 1835, Genus – misspelled name of Tapeinus Laporte, 1833, Genus
Tapirocoris Miller, 1954, Genus
Tapirula Carapezza, 1997, Genus
Taprobanus Distant, 1911, Genus – synonym of Pneustocerus Horváth, 1905, Genus
Tarajala Wagner, 1965g, Genus – synonym of Moissonia Reuter, 1894, Genus
Tarisa Amyot & Serville, 1843, Genus
Taurocalocoris Carapezza, 1998, Genus
Taylorilygus Leston, 1952, Genus
Tectocorinae McDonald & Cassis, 1984, Subfamilia
Teisocoris Hiura, 1959, Genus – synonym of Montandoniola Poppius, 1909, Genus
Teleia Fieber, 1844, Genus – homonym of Gonycentrum Bergroth, 1898, Genus
Telmatotrephes Stål, 1854, Genus
Temnostethus Fieber, 1860, Genus
Tempereocoris Péricart, 1995, Genus
Tenagogonella Matsumura 1960, Genus – synonym of Tenagogonus Stål, 1854, Genus
Tenagovelia Kirkaldy, 1908, Genus
Teratobates Esaki, 1927, Genus – synonym of Heterobates Bianchi, 1896, Genus
Teratocazira Breddin, 1903, Genus – synonym of Cazira Amyot & Serville, 1843, Genus
Teratocoris Fieber, 1858, Genus
Teratodella Reuter, 1875h, Genus – synonym of Fulvius Stål, 1862, Genus
Tercocris V.G. Putshkov, 1975e, Genus – synonym of Glaucopterum Wagner, 1963, Genus
Teressa Walker, 1867, Genus – synonym of Brachycerocoris A. Costa, 1863, Genus
Termatophylum Reuter, 1884, Genus
Tessaratoma Berthold, 1827, Genus
Tessaratomidae Stål, 1865, Familia
Tessaratominae Stål, 1865, Subfamilia
Tessaromerus Kirkaldy, 1908, Genus
Tesseratoma Amyot & Serville, 1843, Genus – synonym of Tessaratoma Berthold, 1827, Genus
Tethallotrum Scudder, 1962, Genus
Tetralaccus Fieber, 1860, Genus – synonym of Arocatus Spinola, 1837, Genus
Tetralaccus Fieber, 1860b, Genus – synonym of Arocatus Spinola, 1837, Genus
Tetraphleps Fieber, 1860, Genus
Tetrarthria Dallas, 1851, Genus
Tetratoma Gistel, 1848, Genus – misspelled name of Tessaratoma Berthold, 1827, Genus
Tetratoma Signoret, 1851, Genus – homonym of Aeliomorpha Stål, 1858, Genus
Tetroda Amyot & Serville, 1843, Genus
Teucrus Stål, 1865, Genus – synonym of Brachycerocoris A. Costa, 1863, Genus
Teutates Distant, 1909, Genus – synonym of Holcocranum Fieber, 1860, Genus
Thaumastella Horváth, 1896, Genus
Thaumastellidae Seidenstücker, 1960, Familia
Thaumastocoridae Kirkaldy, 1908, Familia
Thaumastocoris Kirkaldy, 1908, Genus
Thaumastometra Kirkaldy, 1899, Genus – synonym of Potamometra Bianchi, 1896, Genus
Thaumastopus Fieber, 1870, Genus
Thaumaturgus Distant, 1909g, Genus – synonym of Pilophorus Hahn, 1826, Genus
Thaumostocorinae Kirkaldy, 1908, Subfamilia
Thenareis Stichel, 1958, Genus – synonym of Artheneidea Kiritshenko, 1914, Genus
Theognis Stål, 1862, Genus – synonym of Leptoglossus Guérin-Méneville, 1831, Genus
Therapha Amyot & Serville, 1843, Genus – synonym of Corizus Fallén, 1814, Genus
Thermocoris Puton, 1875, Genus
Thiomiris Rosenzweig, 1997, Genus
Thirumalai Zettel & Laciny, 2021, Genus
Thops Gistel, 1848, Genus – synonym of Ischnodemus Fieber, 1837, Genus
Thunbergia Horváth, 1914, Genus
Thurselinus Distant, 1904, Genus – synonym of Naucoris Geoffroy, 1762, Genus
Thyreocoridae Amyot & Serville, 1843, Familia
Thyreocorinae Amyot & Serville, 1843, Subfamilia
Thyreocoris Schrank, 1801, Genus
Thyrillus Uhler, 1894b, Genus – synonym of Irbisia Reuter, 1875, Genus
Thysanopus Bergroth, 1893, Genus – synonym of Ptilocerus Gray, 1831, Genus
Tiarocoris Vollenhoven, 1863, Genus
Tiarodes Burmeister, 1835, Genus
Tibetocoris Hutchinson, 1934, Genus – synonym of Agraptocoris Reuter, 1903, Genus
Tibetocoris L.Y. Zheng & G.Q. Liu, 1987, Genus – synonym of Zhengius Rider, 1998, Genus
Timasiellus Lundblad, 1933, Genus – synonym of Timasius Distant, 1909, Genus
Timuria Horváth, 1903, Genus – synonym of Phaeocoris Jakovlev, 1887, Genus
Tingidae Laporte, 1832, Familia
Tinginae Laporte, 1832, Subfamilia
Tinginotopsis Poppius, 1915, Genus
Tinginotum Kirkaldy, 1902, Genus
Tingis: Laporte, 1833, Genus – misidentification of Stephanitis Stål, 1873, Genus
Tinicephalus Fieber, 1858, Genus
Tisia Hoberlandt, 1993, Genus – homonym of Psammotisia Kment, 2006, Genus
Tmetopis Kiritshenko, 1947, Genus
Tmetostethus T.A. Marshall, 1868, Genus – synonym of Temnostethus Fieber, 1860, Genus
Tomocoris Woodward, 1953, Genus
Tongorma Kirkaldy, 1900, Genus
Torma China, 1927b, Genus – synonym of Decomia Poppius, 1915, Genus
Torrealbaia Carcavallo, Jurberg & Lent, 1998, Genus – synonym of Amphibolus Klug, 1830, Genus
Totta Ghauri & Ghauri, 1983, Genus
Trachelonotus Reuter, 1904c, Genus – synonym of Glaphyrocoris Reuter, 1903, Genus
Trachypeplus Horváth, 1926, Genus
Tragiscocoris Fieber, 1861, Genus
Tragiscus Fieber, 1858, Genus – homonym of Tragiscocoris Fieber, 1861, Genus
Transvaalia Distant, 1892, Genus – synonym of Oncopeltus Stål, 1868, Genus
Trapezonotus Fieber, 1860, Genus
Trematocoris Mayr, 1865, Genus
Trephotomas Papáček, Štys & Tonner, 1989, Genus
Trephotomasinae Papáček, Štys & Tonner, 1988, Subfamilia
Trepobatinae Matsuda, 1960, Subfamilia
Triatomaptera Neiva & Lent, 1940, Genus – synonym of Triatoma Laporte, 1832, Genus
Triatominae Jeannel, 1919, Subfamilia
Tribelocephala Stål, 1854, Genus
Tribelocephalinae Stål, 1862, Subfamilia
Trichaphanus Kiritshenko, 1926, Genus
Trichocalocoris Wagner, 1952a, Genus – synonym of Brachycoleus Fieber, 1858, Genus
Trichocnemus Stål, 1873a, Genus – synonym of Zulubius Bergroth, 1894, Genus
Trichocnemus Stål, 1873a, Genus – synonym of Zulubius Bergroth, 1894, Genus
Trichocorixa Kirkaldy, 1908, Genus
Trichodrymus Lindberg, 1927, Genus
Trichofulvius Poppius, 1909c, Genus – synonym of Hallodapus Fieber, 1858, Genus
Tricholygus Josifov, 1992b, Genus – homonym of Josifovolygus Kerzhner & Schuh, 1995, Genus
Tricholygus Poppius, 1910d, Genus – synonym of Creontiades Distant, 1883, Genus
Trichophorella Reuter, 1905, Genus
Trichophoroncus Reuter, 1896b, Genus – synonym of Adelphocoris Reuter, 1896, Genus
Trichophthalmocapsus Poppius, 1914, Genus
Trichosternus Mulsant & Rey, 1866, Genus – synonym of Aethus Dallas, 1851, Genus
Trichymenus Reuter, 1873, Genus – synonym of Bothynotus Fieber, 1864, Genus
Triconulus Horváth, 1905, Genus
Tridemula Horváth, 1914, Genus
Trigonosoma Laporte, 1833, Genus – homonym of Ventocoris Hahn, 1834, Genus
Trigonotyliscus Carvalho, 1975b, Genus – synonym of Trigonotylus Fieber, 1858, Genus
Trigonotylus Fieber, 1858, Genus
Trinithignus Scudder, 1962, Genus
Triphleps Fieber, 1860a, Genus – synonym of Orius Wolff, 1811, Genus
Tritomacera A. Costa, 1842, Genus – invalid name of Scolopostethus Fieber, 1860, Genus
Tritomegas Amyot & Serville, 1843, Genus
Tritomocera Agassiz, 1847, Genus – invalid name of Scolopostethus Fieber, 1860, Genus
Trochiscocoris Reuter, 1890, Genus
Trochiscus Jakovlev, 1879, Genus – homonym of Trochiscocoris Reuter, 1890, Genus
Trochopus Carpenter, 1898, Genus – synonym of Rhagovelia Mayr, 1865, Genus
Troitskiella Poppius, 1914f, Genus – synonym of Sthenaridea Reuter, 1885, Genus
Tropicoris Hahn, 1834, Genus – synonym of Pentatoma Olivier, 1789, Genus
Tropidocoris Agassiz, 1846, Genus – synonym of Pentatoma Olivier, 1789, Genus
Tropidocoris Schummel, 1828, Genus – synonym of Elasmucha Stål, 1864, Genus
Tropidophlebia Kerzhner, 1964, Genus
Tropidosteptes Uhler, 1878, Genus
Tropidostethus Marshall, 1868, Genus – invalid name of Tropistethus Fieber, 1860, Genus
Tropidothorax Bergroth, 1894, Genus
Tropinysius Wagner, 1958, Genus – synonym of Nysius Dallas, 1852, Genus
Tropistethus Fieber, 1860, Genus
Tsadocydnus Wagner, 1961, Genus – synonym of Nishadana Distant, 1899, Genus
Tshingisella Kiritshenko, 1913, Genus
Tuberculiformia Ahmad, 1967, Genus
Tuberculoceraea Ahmad & Kamaluddin, 1981, Genus – synonym of Leptoceraea Jakovlev, 1873, Genus
Tunisiella Carapezza, 1997, Genus
Tupiocoris China & Carvalho, 1952, Genus
Turnebiella Poppius, 1915, Genus
Tylocapsus Van Duzee, 1923, Genus – synonym of Macrolophus Fieber, 1858, Genus
Tylonotus Fieber, 1858, Genus – synonym of Lygocoris Reuter, 1875, Genus
Tylopeltis Reuter, 1904a, Genus – synonym of Glossopeltis Reuter, 1903, Genus
Tynotoma Amyot & Serville, 1843, Genus – synonym of Leptocoris Hahn, 1833, Genus
Typhlocoris Herrich-Schaeffer, 1840, Genus – synonym of Urolabida Westwood, 1837, Genus
Tyraquellus Distant, 1904a, Genus – synonym of Hallodapus Fieber, 1858, Genus
Tyrrheneis Kirkaldy, 1909, Genus – synonym of Artheneis Spinola, 1837, Genus