| Tenebrio sublaevis Palisot de Beauvois, 1817 |
| Tenebrio suppressus Say, 1835 |
| Tenebrionidae Latreille, 1802 |
| Tenebrioninae Latreille, 1802 |
| Tenebrionini Latreille, 1802 |
| Tentyriini Eschscholtz, 1831 |
| Theatetes Champion, 1888 |
| Theatetes basicornis Champion, 1888 |
| Threnus Motschulsky, 1870 |
| Threnus niger Motschulsky, 1870 |
| Tlascalinus Casey, 1907 |
| Tlascalinus flohri (Champion, 1892) |
| Tonibiastes Casey, 1895 |
| Tonibiastes costipennis (Horn, 1894) |
| Tonibius Casey, 1895 |
| Tonibius rossi Blaisdell, 1943 |
| Tonibius sulcatus (LeConte, 1851) |
| Toxicini Oken, 1843 |
| Triboliini Gistel, 1848 |
| Tribolium MacLeay, 1825 |