Body length 9mm. This species is very dark, with a dark grey thorax that has two black longitudinal lines. The wings are tinted grey and have yellowish bases. The legs are all black.
Woodland edge and hedgerows. The adults feed on other insects, mostly flies and the larvae live in the leaf litter, feeding on small invertebrates.
Status and distribution
Widespread in Britain though not particularly common. Recorded once at Netherfield Lagoons.
Best time to see
March to May.