| Nomophila nearctica Munroe, 1973 |
| Nomophilini Kuznetzov & Stekolnikov, 1979 |
| Nymphula Schrank, 1802 |
| Nymphula obliteralis Walker, 1859 |
| Nymphula pampenealis Dyar, 1924 |
| Odontiinae Guenée, 1854 |
| Omiodes Guenée, 1854 |
| Omiodes martyralis (Lederer, 1863) |
| Omiodes stigmosalis (Warren, 1892) |
| Ommatospila Lederer, 1863 |
| Ommatospila narcaeusalis Walker, 1859 |
| Orphanostigma Warren, 1890 |
| Orphanostigma haemorrhoidalis (Guenée, 1854) |
| Pachyzancla Meyrick, 1884 |
| Pachyzancla instinctalis Dyar, 1920 |
| Pachyzancla junctalis Dyar, 1910 |
| Palpita Hübner, 1808 [1806] |
| Palpita flegia (Cramer, 1777 [1779]) |
| Palpita quadristigmalis (Guenée, 1854) |
| Palpusia Amsel, 1956 |