Length (from the anterior margin of the prothorax down to the end of the suture) 33 mm.; breadth at the shoulders 18 mm. — Subshining above, more strongly shining beneath. Entirely black, without distinct metallic hue, the club of the antennae pitchy, the prominent tufts of hairs on the parts of the mouth ferruginous. The head glossy and impunctate on the vertex; between the eyes and along the middle of the face rather small punctures are present, whereas large punctures occur on the sides of the face below the eyes; on the impressed portion of the lobes of the clypeus no distinct punctures are visible, but on the margins a very fine punctuation is to be observed.