Reddish-brown, eyes and antennae darker. Head: vertex and front punctate; not depressed between eyes; medial sulcus absent; frons not projecting. Antennae: reddish-brown; filiform; more than half body length; cylindrical; segment I slightly thickened and compressed, longer than II, subequal in length to III; II transverse; III cylindrical; IV-X transverse, subequal in length; XI pointed at apex. Pronotum: one third wider than long; disc densely punctate; sides margined, straight and parallel from base to near apex, then rounded and converging to anterior angles; anterior angles obtuse; posterior angles produced, acute. Scutellum: broadly triangular. Elytra: wider than base of pronotum; sides margined, smooth, parallel; slightly dilated beyond middle; convex, flattened along suture; strongly, regularly punctate-striate, punctures little impressed; humeri rounded, slightly produced. Venter: pro-, meso-, and metasterna punctate laterally. Total length: 5.0-5.9 mm.

Larval host plant: H. imbricata.