| Scipolabia Enderlein, 1920 |
| Scotioneurus Provancher, 1886 |
| Sigalphinae |
| Sigalphus Latreille, 1802 |
| Sigalphus curculionis Fitch, 1859 |
| Spanomeris Förster, 1862 |
| Sphaeropyx Illiger, 1807 |
| Spilomicrodus Cameron, 1911 |
| Stenocorse Marsh, 1968 |
| Stenocorse bruchivora (Crawford, 1909) |
| Stenopleura Viereck, 1911 |
| Stenospilus Förster, 1862 |
| Stephaniscini |
| Stictometeorus Cameron, 1909 |
| Stiralysia Cameron, 1910 |
| Strophaea Förster, 1862 |
| Sulydus Buysson, 1897 |
| Tarasco Marsh, 1993 |
| Tarasco spathiiformis Marsh, 1993 |
| Telebolus Marshall, 1888 |