| Tetreuaresta Hendel, 1928 |
| Tetreuaresta audax (Giglio-Tos, 1893) |
| Tetreuaresta crenulata (Wulp, 1900) |
| Tetreuaresta latipennis (Townsend, 1893) |
| Tetreuaresta rufula (Wulp, 1900) |
| Tetreuaresta timida (Loew, 1862) |
| Tomoplagia Coquillett, 1910 |
| Tomoplagia cressoni Aczél, 1955 |
| Tomoplagia obliqua (Say, 1830) |
| Toxotrypana Gerstaecker, 1860 |
| Toxotrypana curvicauda Gerstaecker, 1860 |
| Toxotrypana furcifera (Bigot, 1884) |
| Toxotrypanini Hancock, 1986 |
| Trirhithrum Bezzi, 1918 |
| Trirhithrum coffeae Bezzi, 1918 |
| Trupanea Schrank, 1795 |
| Trupanea actinobola (Loew, 1873) |
| Trupanea arizonensis (Malloch, 1942) |
| Trupanea bisetosa (Coquillett, 1899) |
| Trupanea conjuncta (Adams, 1904) |