| Sternidius incognitus Lewis, 1977 |
| Sternidius mimeticus (Casey, 1891) |
| Sternidius naeviicornis (Bates, 1885) |
| Sternidius nivosus (Linsley, 1942) |
| Sternidius rosaliae (Linsley, 1942) |
| Sternidius rossi (Linsley, 1942) |
| Sternidius wiltii (Horn, 1880) |
| Sternycha Dillon & Dillon, 1945 |
| Sternycha paupera (Bates, 1885) |
| Stizocera Audinet-Serville, 1834 |
| Stizocera laceyi Linsley, 1934 |
| Stizocera plicicollis (Germar, 1823) |
| Stizocera submetallica (Chemsak & Linsley, 1968) |
| Strangalia Audinet-Serville, 1835 |
| Strangalia auripilis Chemsak, 1969 |
| Strangalia beierli Giesbert, 1997 |
| Strangalia biannulata (Linsley, 1935) |
| Strangalia bicolorella Chemsak, 1969 |
| Strangalia brachialis (Bates, 1885) |
| Strangalia cavaventra Chemsak, 1969 |