Snout is short broad and bluntly rounded. Mouth is large, reaching well behind eyes with very long upper labial furrows. First dorsal fin with long free rear tip, almost half of the fin height, its origin over pectoral fin insertions or inner margins. Anal fin with deep notch and almost same size as second dorsal fin. Upper caudal fin very pointed. Caudal peduncle with low keels. Inter-dorsal ridge is present. Dark spots and stripes on body prominent in juveniles but faded in adult.