| Acerophagus Smith, 1880 |
| Acerophagus coccois Smith, 1880 |
| Acerophagus debachi (Rosen, 1981) |
| Acerophagus debilis Timberlake, 1924 |
| Acerophagus mundus (Gahan, 1946) |
| Acerophagus notativentris (Girault, 1917) |
| Acerophagus prosopidis (Timberlake, 1916) |
| Acerophagus texanus Howard, 1898 |
| Acerophagus utilis Timberlake, 1923 |
| Achrysopophagus Girault, 1915 |
| Acroaspidia Compere & Zinna, 1955 |
| Adelencyrtus Ashmead, 1900 |
| Adelencyrtus odonaspidis Fullaway, 1913 |
| Aenasioidea Girault, 1911 |
| Aenasius Walker, 1846 |
| Aenasius acuminatus Kerrich, 1967 |
| Aenasius advenus Compere, 1937 |
| Aenasius brasiliensis (Mercet, 1926) |
| Aenasius caeruleus Brues, 1910 |
| Aenasius cariocus Compere, 1937 |