A genus of small (2-4mm) dark wasps. A very distinct group with particularly long mandibles that form a beak directed downwards and backwards and the lamelliform outgrowths of the frons. The species are far from easy to separate and probably need taxonomic revision.

Unless identified by a recognized expert, explain how the specimen was identified and include photos of key features.

All year. 

Parasitoids, hosts unknown. Males sometimes attracted to light traps.

Unknown.

Unknown.

G.E.J. Nixon (1957) Diapriidae (Diapriinae). Hymenoptera, Proctotrupoidea. RES Handbooks for the Identification of British Insects Volume 8, Part 3dii. Available at: https://www.royensoc.co.uk/shop/publications/out-of-print-handbooks/vol-8-part-3d-ii-hymenoptera-proctotrupoidea-diapriidae-subfamily-belytinae/