Family Megalodontesidae
This genus-level inventory covers the identified material from the following sections of the Hymenoptera collection. Types are not listed and found in a separate file on the Hymenoptera Collection Homepage.
| Faroe Islands collection | no |
| Iceland collection | no |
| Greenland collection | no |
| Danish collection | no |
| General collection | species-level |
| Danish alcohol collection | no |
| General alcohol collection | no |
| Genus | species | Author, date | Area | Specimens |
| Megalodontes | cephalotes | (Fabricius, 1781) | Palaearctic | 17 |
| Megalodontes | eversmanni | (Freymuth, 1870) | Palaearctic | 2 |
| Megalodontes | fabricii | (Leach, 1817) | Palaearctic | 3 |
| Megalodontes | flabellicornis | (Germar, 1825) | Palaearctic | 2 |
| Megalodontes | laticeps | Konow, 1897 | Palaearctic | 3 |
| Megalodontes | luteiventris | (Konow, 1894) | Palaearctic | 2 |
| Megalodontes | panzeri | (Leach, 1817) | Palaearctic | 5 |
| Megalodontes | phaenicius | (Lepeletier, 1823) | Palaearctic | 1 |
| Megalodontes | plagiocephalus | (Fabricius, 1804) | Palaearctic | 9 |
| Megalodontes | reitteri | (Konow, 1894) | Palaearctic | 1 |
| Megalodontes | thor | Taeger, 2002 | Palaearctic | 9 |