| Lon melane subsp. sur Grishin, 2023 |
| Lon melane subsp. vitellina (Herrich-Schäffer, 1869) |
| Lon monticola (Godman, 1900) |
| Lon niveolimbus (Mabille, 1889) |
| Lon taxiles (W. H. Edwards, 1881) |
| Lon vitellina (Herrich-Schäffer, 1869) |
| Lon zabulon (Boisduval & Le Conte, 1837) |
| Lycas Godman, 1901 |
| Lycas argentea (Hewitson, 1866) |
| Lycas bipunctata Hayward, 1934 |
| Lychnuchoides Godman, 1901 |
| Lychnuchoides saptiae (Godman & Salvin, 1879) |
| Megathymini Comstock & Comstock, 1895 |
| Megathymus Scudder, 1872 |
| Megathymus beulahae D. Stallings & Turner, 1958 |
| Megathymus beulahae subsp. beulahae D. Stallings & Turner, 1958 |
| Megathymus beulahae subsp. gayleae D. Stallings, Turner & V. Stallings, 1963 |
| Megathymus drucei Skinner, 1911 |
| Megathymus ursus Poling, 1902 |
| Megathymus ursus subsp. ursus Poling, 1902 |