Body length 9 to 13mm. There are two forms, one is black with a red pronotum and the other is brown. The elytra are finely pitted in rows.
Woodland, woodland edge and hedgerows. The larvae feed on insect larvae beneath bark, as well as the living wood.
Status and distribution
Common and widespread throughout most of Britain except the northern and highland parts of Scotland. Common in Nottinghamshire and recorded once at Netherfield Lagoons.
Best time to see
May to July.