2.4 to 4.2 mm, entirely black, appears dull due to strong puncturation and microsculpture. Head dull; microsculpture strong and without puncturation. Eyes convex, discontinuous with outline of head.

Unless identified by a recognised expert, photographic evidence is required and the specimen should be examined with a microscope. In the comments box, state the key or ID method used. Note the beetle's size and describe the identifying characters. It is advisable to retain the specimen in case further checks are needed.

Predominantly on Oaks, sometimes Hawthorn. 

May to July.

Widespread though very local throughout the south and the midlands. This species is possible increasing its range and becoming more frequent.

Uncommon, possibly under recorded.