Black with variable reddish markings. Head: black; medial sulcus absent; vertex alutaceous; frons densely punctate, not projecting. Antennae: segments I and II transverse, subequal in length; III cylindrical, slightly longer than I or II; IV-VI transverse, decreasing in length; VII-X transverse, wider than preceding; XI pointed at apex. Pronotum: projection in anterior angles; posterior angles acute; strong basal impression; densely punctate; side margins arcuate, constricted behind head. Scutellum: triangular; black. Elytra: sides dentate; apices dentate, cojointly rounded; narrow lamina from apical angles to suture; 10 regular rows of punctures; tricostate; humeri reddish; red vitta from humeri to midline or 3/4. Venter: prosternum red; mesosternum red in middle, black at sides; metasternum and abdominal sternites black. Legs: black except base of femora which is red. Total length: 4.2-5.2 mm.