Length 4 to 5 mm. A distinctively marked species which has very long antennae and a bright yellow cuneus, tipped with dark red. Nymphs are yellow, with red-banded antennae and a red stripe on the margins of the pronotum. Males are extremely rare; raising the possibility that C. virgula might be parthenogenetic.

Found on a range of trees particularly Hazel, Hawthorn and Oak.

Adult: July-October

This is a predatory bug.

Common and widespread in Britain.

Common in Leicestershire and Rutland.