| Thyreodon snowi Viereck, 1905 |
| Thyreodon zonatus Szépligeti, 1906 |
| Thysiotorus Förster, 1898 |
| Thysiotorus latifrons Cushman, 1939 |
| Tipulophion Kriechbaumer, 1901 |
| Toechorychus Townes, 1946 |
| Toechorychus abactus (Cresson, 1874) |
| Tolmerus Förster, 1869 |
| Toxophoroides Cresson, 1873 |
| Toxophoroides albomarginatus (Cushman, 1920) |
| Toxophoroides albomarginatus subsp. soror Cushman, 1920 |
| Toxophoroides apicalis Cresson, 1864 |
| Trachynotus Gravenhorst, 1829 |
| Trachynotus cincticornis Cresson, 1865 |
| Trachyopterus Morley, 1912 |
| Trachysphyrus Haliday, 1836 |
| Trachysphyrus albitarsis (Cameron, 1885) |
| Trachysphyrus albitarsis subsp. argentifrons Cameron, 1885 |
| Trachysphyrus lochmaius Townes, 1962 |
| Trachysphyrus planosae Cushman, 1930 |