| Salinamexus reticulatus (Moore & Legner, 1977) |
| Saurohypnus Sharp, 1885 |
| Saurohypnus dugesi Casey, 1906 |
| Saurohypnus nigerrimus Sharp, 1887 |
| Saurohypnus scutellaris Sharp, 1885 |
| Scalenarthrus LeConte, 1880 |
| Scalenarthrus adparatus (Schaufuss, 1887) |
| Scalenarthrus cavicornis (Raffray, 1897) |
| Scalenarthrus clavicornis Raffray, 1904 |
| Scalenarthrus concavus Fletcher, 1928 |
| Scalenarthrus denticornis (Schaufuss, 1880) |
| Scalenarthrus diplorachis Park, 1943 |
| Scalenarthrus globosus Fletcher, 1928 |
| Scalenarthrus hornii LeConte, 1880 |
| Scalenarthrus inflatus Fletcher, 1928 |
| Scalenarthrus obliquus Raffray, 1904 |
| Scalenarthrus parrai Park, 1945 |
| Scalenarthrus separabilis (Schaufuss, 1887) |
| Scalenarthrus subcarinatus Raffray, 1904 |
| Scaphidiinae Latreille, 1806 |