A green metallic wasp ~3mm long. Forewing with stigmal vein large and abruptly narrowed at base; female flagellum short (pedicel + flagellum 1.3× as long as distance between eyes).

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

Endoparasite of Diptera: Cecidomyiidae.

Widespread.

Unknown.

Hansson, C. & Shevtsova, E. (2012) Revision of the European species of Omphale Haliday (Hymenoptera, Chalcidoidea, Eulophidae). ZooKeys, (232), 1.