Common around bee and wasp nests and in beehives throughout Britain. Widespread and common in Hampshire and on the Isle of Wight. Wingspan 25-38 mm. Highly sexually dimorphic, the distinctive male is unmistakable, but the female is superficially similar to the much narrower-winged
Melissoblaptes zelleri, a species confined to sandhills in a very few locations in south-eastern England. Larva feeds on the debris in, and contents of, wasp and bee nests.