| Nesalcis Warren, 1897 |
| Nesalcis haematosticta Dyar, 1925 |
| Oenochrominae Guenée, 1858 |
| Oenotrus Druce, 1885 |
| Oenotrus dispar (Walker, 1854) |
| Oenotrus secretus (Walker, 1854) |
| Oenotrus splendens Druce, 1889 |
| Ophthalmophora Guenée, 1857 |
| Ophthalmophora asopis Druce, 1892 |
| Ophthalmophora uncinata Schaus, 1912 |
| Opisthoxia Hübner, 1825 [1816] |
| Opisthoxia asopis (Druce, 1892) |
| Opisthoxia uncinata (Schaus, 1912) |
| Oxydia Guenée, 1857 |
| Oxydia medona Druce, 1892 |
| Oxydia mexicata Guenée, 1858 [1857] |
| Oxydia vesulia (Cramer, 1779 [1782]) |
| Pachydia Guenée, 1857 |
| Pachydia abdominaria Guenée, 1858 [1857] |
| Paota Hulst, 1896 |