| Sophropompilus tumifrons Banks, 1917 |
| Sphictostethus Kohl, 1885 |
| Spilopompilus Ashmead, 1902 |
| Stenoclavelia Arnold, 1932 |
| Streptosella Dreisbach, 1950 |
| Tachypompilus Ashmead, 1902 |
| Tachypompilus ferrugineus (Say, 1824) |
| Tachypompilus ferrugineus subsp. annexus (Banks, 1944) |
| Tachypompilus ferrugineus subsp. torridus (Smith, 1862) |
| Tachypompilus ferrugineus subsp. yavapai Evans, 1950 |
| Tachypompilus unicolor (Banks, 1919) |
| Tachypompilus unicolor subsp. cerinus Evans, 1966 |
| Tastiotenia Evans, 1950 |
| Tastiotenia festiva Evans, 1950 |
| Tetracryptochilus Schulz, 1911 |
| Tetraodontonyx Ashmead, 1900 |
| Trichocurgus Haupt, 1937 |
| Trichonyx Haupt, 1929 |
| Tumagenia Banks, 1934 |
| Zarachnophroctonus Pate, 1946 |