| Termitosynodes hirsutus Kistner & Jacobson, 1976 |
| Tetradonia Wasmann, 1894 |
| Tetradonia laticeps Jacobson & Kistner, 1998 |
| Tetradonia marginalis Reichensperger, 1935 |
| Tetradonia newtoni Jacobson & Kistner, 1998 |
| Tetradonia palenquensis Jacobson & Kistner, 1998 |
| Tetralaucopora Bernhauer, 1928 |
| Tetrasemus Jeannel, 1962 |
| Thesiastes Casey, 1894 |
| Thesiastes pygidialis Park, 1952 |
| Thesiastes sinopis Park, 1952 |
| Thesium Casey, 1884 |
| Thesium brevicolle (Raffray, 1898) |
| Thesium clavatum (Raffray, 1898) |
| Thesium fasciculatum Park, 1952 |
| Thesium fasciculatus Park, 1952 |
| Thesium nocturnale Park, 1952 |
| Thesium nocturnalis Park, 1952 |
| Thesium paraobscurum Park, 1943 |
| Thesium paraobscurus Park, 1943 |