| Apistosia terminalis Walker, 1854 |
| Apocrisias Franclemont, 1966 |
| Apocrisias thaumasta Franclemont, 1966 |
| Arachnis Geyer, 1837 |
| Arachnis aulaea (Geyer, 1837) |
| Arachnis dilecta (Boisduval, 1870) |
| Arachnis martina Druce, 1897 |
| Arachnis mishma Druce, 1897 |
| Arachnis perotensis Schaus, 1889 |
| Arachnis picta Packard, 1864 |
| Arachnis picta subsp. perotensis Schaus, 1889 |
| Arachnis tristis Rothschild, 1935 |
| Arachnis zuni Neumoegen, 1890 |
| Arara Walker, 1855 |
| Arara vittipes Walker, 1855 |
| Arctia Schrank, 1802 |
| Arctiina Leach, 1815 [1830] |
| Arctiinae Leach, 1815 [1830] |
| Arctiini Leach, 1815 [1830] |
| Ardonea Walker, 1854 |