| Ataxia brunnea Champlain & Knull, 1926 |
| Ataxia canescens (Bates, 1880) |
| Ataxia crypta (Say, 1832) |
| Ataxia hubbardi Fisher, 1924 |
| Ataxia lineata (Fabricius, 1792) |
| Ataxia operaria (Erichson, 1849) |
| Ataxia perplexa (Gahan, 1892) |
| Ataxia setulosa Fall, 1907 |
| Ataxia yucatana Breuning, 1940 |
| Atelodesmis Buquet, 1857 |
| Atelodesmis knabi (Fisher, 1925) |
| Atelodesmis piperita Bates, 1885 |
| Atelodesmis unicolor Buquet, 1857 |
| Atimia Haldeman, 1847 |
| Atimia confusa Linsley, 1939 |
| Atimia confusa subsp. dorsalis LeConte, 1869 |
| Atimia dorsalis LeConte, 1869 |
| Atimia huachucae Champlain & Knull, 1922 |
| Atimia mexicana Linsley, 1934 |
| Atimiini LeConte, 1873 |