| Name | Children | Media (from resource) | Traits |
|---|---|---|---|
| Acerentomidae | 1 | 0 | 0 |
| Achipteria Berlese 1885 | 1 | 0 | 0 |
| Achipteria curta Aoki 1970 | 0 | 0 | 7 |
| Achipteriidae Thor 1929 | 2 | 0 | 0 |
| Aclypea | 1 | 0 | 0 |
| Aclypea opaca (Linnaeus 1758) | 0 | 0 | 5 |
| Acmaeops | 1 | 0 | 0 |
| Acmaeops proteus (Kirby 1837) | 0 | 0 | 11 |
| Acrididae | 3 | 0 | 0 |
| Acrophaga | 1 | 0 | 0 |
| Calliphora subalpina (Ringdahl 1931) | 0 | 0 | 11 |
| Acrostilpna | 2 | 0 | 0 |
| Acrostilpna collini | 0 | 0 | 11 |
| Acrostilpna latipennis | 0 | 0 | 11 |
| Acsala Benjamin 1935 | 1 | 0 | 0 |
