| Pseudhomalopoda prima Girault, 1915 |
| Pseudococcobius Timberlake, 1916 |
| Pseudococcobius ehrhorni Timberlake, 1916 |
| Pseudolitomastix Eady, 1960 |
| Psilomirinus Brèthes, 1916 |
| Psyllaephagus Ashmead, 1900 |
| Psyllaephagus pilosus Noyes, 1988 |
| Psyllaephagus yaseeni Noyes, 1990 |
| Psyllencyrtus Tachikawa, 1955 |
| Pulexencyrtus Noyes, 1994 |
| Pulexencyrtus medusae Noyes, 1994 |
| Raphaelana Girault, 1926 |
| Rhinoencyrtus Mercet, 1918 |
| Rhopoideus Howard, 1898 |
| Rhopomorphus Ghesquière, 1958 |
| Rotrencyrtus Risbec, 1959 |
| Saera Noyes & Woolley, 1994 |
| Saera leuce Noyes & Woolley, 1994 |
| Saronotum R.C.L. Perkins, 1906 |
| Sceptrophorus Förster, 1856 |