| Rhadiurginus Hellén, 1967 |
| Rhaibaspis Dasch, 1974 |
| Rhimphalea Förster, 1869 |
| Rhinium Townes, 1966 |
| Rhinium admonitum (Cresson, 1874) |
| Rhinium discum (Cresson, 1874) |
| Rhinium facile (Cresson, 1874) |
| Rhynchexetastes Cameron, 1906 |
| Rhynchophion Enderlein, 1912 |
| Rhynchophion flammipennis (Ashmead, 1894) |
| Rhynchothyreus Ashmead, 1900 |
| Rhynchotrevoria Cameron, 1906 |
| Rhysaspis Tischbein, 1874 |
| Rhyssinae Morley, 1913 |
| Rhyssonota Kriechbaumer, 1890 |
| Rhythmonotus Förster, 1869 |
| Rosella Cameron, 1906 |
| Rubicundiella Heinrich, 1961 |
| Rubicundiella forreri (Cameron, 1885) |
| Sagaritis Holmgren, 1859 |