| Mellana montezuma Freeman, 1969 |
| Mellana oaxaca Freeman, 1979 |
| Mellana tamana Steinhauser, 1974 |
| Mellana tecla Steinhauser, 1974 |
| Methion Godman, 1900 |
| Methion melas Godman, 1900 |
| Methionopsis Godman, 1901 |
| Methionopsis ina (Plötz, 1882) |
| Methionopsis modestus Godman, 1901 |
| Methionopsis typhon Godman, 1901 |
| Metron Godman, 1900 |
| Metron chrysogastra (Butler, 1870) |
| Metron chrysogastra subsp. chrysogastra (Butler, 1870) |
| Mictris Evans, 1955 |
| Mictris crispus (Herrich-Schäffer, 1870) |
| Mictris crispus subsp. caerula (Mabille, 1877) |
| Milanion Godman & Salvin, 1895 |
| Milanion marica Godman & Salvin, 1895 |
| Mimia Evans, 1953 |
| Mimia chiapaensis Freeman, 1969 |