| Polyphaenis Boisduval, 1840 |
| Polyphlaenis Walker, 1857 |
| Polyphlaenis respondens Walker, 1858 |
| Ponometia Herrich-Schäffer, 1868 |
| Ponometia bicolorata (Barnes & McDunnough, 1912) |
| Porphyrinia Hübner, 1821 [1816] |
| Prodenia Guenée, 1852 |
| Prodenia latifascia Walker, 1856 |
| Prodenia ornithogalli Guenée, 1852 |
| Prometopus Guenée, 1852 |
| Prometopus ordinarius Butler, 1879 |
| Properigea Barnes & Benjamin, 1927 |
| Properigea loculosa (Grote, 1881) |
| Proteinania Hampson, 1905 |
| Proteinania vigasia (Schaus, 1894) |
| Protorthodes McDunnough, 1943 |
| Protorthodes constans (Dyar, 1918) |
| Protorthodes mulina (Schaus, 1894) |
| Protorthodes pseudochroma (Dyar, 1913) |
| Psaphidini Grote, 1896 |