Gasteruption minutum
There are five Gasteruption species on the British checklist. The female Gasteruption minutum can be distinguished because of its short ovipositor.
Male 
Female 
Photographs required
Female: Unless identified by a recognised expert, a photo is required showing the female ovipositor.
Various habitats.
Summer to autumn.
Females visit the nests of various solitary bees or wasps, pushing her ovipositor into the nest, depositing her own eggs on or near to the eggs of the host, on hatching they will feed on the grubs of the host as well as on stored food.
Status in Britain is difficult to determine due to lack of records.
Status in Leicestershire and Rutland not known.
Mike Higgott
Anstey garden
18 June 2016
Leicestershire & Rutland Map
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MAP KEY:
Yellow squares = NBN records (all known data)
Coloured circles = NatureSpot records: 2020+ | 2015-2019 | pre-2015