Ormyrus nitidulus

Description

Female about 5 mm. It is steeply hunched; body all deep metallic blue & blue-green; gaster with bands of large puncturation; dark legs with pale knees and tarsi; black antennae.  Male 2 to 2.5 mm, also steeply hunched; head green-gold; thorax & gaster deep metallic blue, purple & green; gaster with bands of prominent puncturation; dark legs with pale knees & tarsi; black antennae. The lifted up epipygium is characteristic.

Identification difficulty
Habitat

Areas where oak trees are present.  Usually encountered on or around oak.

When to see it

Flying from April to November.

Life History

Ormyrids are often recorded in association with plant galls, but are not gall-formers themselves: rather, they are parasites of the insect larvae that formed the galls (usually flies or other wasps).

UK Status

True status in Britain is difficult to determine due to lack of records.

VC55 Status

Status in Leicestershire and Rutland not known.

Leicestershire & Rutland Map

MAP KEY:

Yellow squares = NBN records (all known data)
Coloured circles = NatureSpot records: 2020+ | 2015-2019 | pre-2015

UK Map

Species profile

Species group:
Bees, Wasps, Ants
Kingdom:
Animalia
Order:
Hymenoptera
Family:
Ormyridae
Records on NatureSpot:
6
First record:
14/09/2018 (Calow, Graham)
Last record:
17/09/2021 (Nicholls, David)

Total records by month

% of records within its species group

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