| Pluto argentifrons (Cresson, 1865) |
| Pluto basifuscus van Lith, 1979 |
| Pluto biformis van Lith, 1979 |
| Pluto depressus van Lith, 1979 |
| Pluto emarginatus van Lith, 1979 |
| Pluto evansi van Lith, 1979 |
| Pluto punctatellus van Lith, 1979 |
| Pluto sayi (Rohwer, 1910) |
| Pluto spangleri van Lith, 1979 |
| Policrabro Leclercq, 1958 |
| Protectemnius Leclercq, 1951 |
| Protothyreopus Ashmead, 1899 |
| Psammaletes Pate, 1936 |
| Psammaletes mexicanus (Cameron, 1890) |
| Psammaletes pechumani Pate, 1936 |
| Psen Latreille, 1796 |
| Psen annulipes Cameron, 1891 |
| Psen argentifrons Cresson, 1865 |
| Psenia Malloch, 1933 |
| Psenini Costa, 1858 |