| Onespa gala (Godman, 1900) |
| Onespa nubis Steinhauser, 1974 |
| Onophas Godman, 1900 |
| Onophas columbaria (Herrich-Schäffer, 1870) |
| Orses Godman, 1901 |
| Orses cynisca (Swainson, 1821) |
| Orthos Evans, 1955 |
| Orthos gabina (Godman, 1900) |
| Orthos lycortas (Godman, 1900) |
| Ouleus Lindsey, 1925 |
| Ouleus bubaris (Godman & Salvin, 1895) |
| Ouleus calavius (Godman & Salvin, 1895) |
| Ouleus cyrna (Mabille, 1895) |
| Ouleus salvina Evans, 1953 |
| Oxynthes Godman, 1900 |
| Oxynthes corusca (Herrich-Schäffer, 1869) |
| Paches Godman & Salvin, 1895 |
| Paches loxus (Westwood, 1852) |
| Paches loxus subsp. gloriosus Röber, 1925 |
| Paches loxus subsp. zonula (Mabille, 1889) |