The body is elongate, and the head is moderately depressed with 3–6 (usually 4–5) preopercular spines, with the uppermost being the longest and an accessory spine on the base. The lateral line scales have 2 openings to the exterior, and suborbital ridges bear many fine serrations. Teeth on the vomer are in 2 separate patches, and there are 5–8 (usually 7) total gill rakers on the 1st gill arch. An interopercular flap is absent, and the iris lappet is bilobed. The lower side of the head is unicarinate.The body is brown above, pale below, with 3–4 dusky bands crossing the back. The lower lip is dusky, with 4–6 dark bands, and the caudal fin has a white basal band, a broad dusky submarginal band, and a narrow white edge.