Length 5-7 mm. Elytra black with margins yellow-brown, prothorax with rather wide margins, brown, disc black with the usual pale apical spots common to the genus. Legs, antennae and ventral surface black. Antennae stout with the usual needle-like appendage to the terminal segment. Prothorax wider than long, the translucent areas irregularly shaped anrl rather large, the disc convex, black, with the central portion not punctate, shining, the margins reflexed as is usual in the genus. The hind angles of the prothorax are narrowly rounded.