| Name | Children | Media (from resource) | Traits |
|---|---|---|---|
| Argus giganteus | 0 | 0 | 1 |
| Argusianus Gray & GR 1849 | 1 | 0 | 0 |
| Argusianus argus (Linnaeus 1766) | 0 | 0 | 1 |
| Artamus Vieillot 1816 | 1 | 0 | 0 |
| Artamus superciliosus (Gould 1837) | 0 | 0 | 1 |
| Asio Brisson 1760 | 3 | 0 | 0 |
| Asio flammeus (Pontoppidan 1763) | 0 | 0 | 2 |
| Asio otus (Linnaeus 1758) | 0 | 0 | 7 |
| Asio wilsonianus | 0 | 0 | 4 |
| Astragalinus Cabanis 1851 | 1 | 0 | 0 |
| Astragalinus tristis tristis | 0 | 0 | 2 |
| Asyndesmus | 1 | 0 | 0 |
| Asyndesmus lewisi | 0 | 0 | 3 |
| Athene Boie & F 1822 | 1 | 0 | 0 |
| Athene noctua (Scopoli 1769) | 0 | 0 | 2 |
