| Rank | Scientific name | Taxonomic status |
|---|---|---|
| family | Acartophthalmidae | accepted |
| family | Acroceridae | accepted |
| family | Agromyzidae | accepted |
| family | Anisopodidae | accepted |
| family | Anisopoididae | accepted |
| family | Ansorgiidae | accepted |
| family | Antefungivoridae | accepted |
| family | Anthomyiidae | accepted |
| family | Anthomyzidae | accepted |
| family | Apioceridae | accepted |
| family | Apsilocephalidae | accepted |
| family | Apystomyiidae | accepted |
| family | Archisargidae | accepted |
| family | Archizelmiridae | accepted |
| family | Asilici | accepted |
| family | Asilidae | accepted |
| family | Asiochaoboridae | accepted |
| family | Asteiidae | accepted |
| family | Atelestidae | accepted |
| family | Athericidae | accepted |
| Show more | ||
Diptera. GBIF Backbone Taxonomy. Checklist dataset https://doi.org/10.15468/39omei accessed via biodiversity.aq on 2019-11-15.