Family Aulacigastridae
Total number of species: 1.
List of undetermined Aulacigastridae
| Genus | Species | Author | No. of specs. or vials in collection | Biogeographic Region |
| Aulacigaster | leucopeza | (Meigen, 1830) | 58 | Palaearctic (Danish) |
| Aulacigaster | leucopeza | (Meigen, 1830) | 2 | Palaearctic |