| Lathropinus Sharp, 1886 |
| Lathropinus parallelus Sharp, 1886 |
| Leistotrophus Perty, 1830 |
| Leistotrophus gravenhorsti Perty, 1830 |
| Leistotrophus versicolor (Gravenhorst, 1806) |
| Lepitacnus Smetana, 1982 |
| Lepitacnus pallidulus (LeConte, 1880) |
| Leptacinodes Casey, 1906 |
| Leptacinus Erichson, 1839 |
| Leptacinus filarius Erichson, 1839 |
| Leptacinus grandiceps Sharp, 1885 |
| Leptacinus lecontei Blackwelder, 1944 |
| Leptacinus pallidulus LeConte, 1880 |
| Leptacinus tricolor Kraatz, 1859 |
| Leptochirini Sharp, 1887 |
| Leptochirus Germar, 1824 |
| Leptochirus (Leptochirus) Germar, 1824 |
| Leptochirus (Leptochirus) bernhaueri Wendeler, 1957 |
| Leptochirus (Leptochirus) bicornis Fauvel, 1864 |
| Leptochirus (Leptochirus) cephalotes Sharp, 1887 |