Anterior nostril pierced on front side of a flap; processus dentiformis present; lower lip interrupted medially; lateral line complete; anus about 1-2 eye diameters in front of anal-fin origin; 8.5 branched dorsal-fin rays; 5.5 branched anal-fin rays; caudal fin emarginate, with 9+8 branched rays; axillary pelvic lobe present; body yellowish with a broad very faint grey midlateral stripe; 5-7 broad blackish brown bars on body, wider than interspaces, wider anteriorly than posteriorly, usually wider on lateral line than on back; black bar at caudal-fin base slightly oblique, restricted to lower two-thirds; a black spot at the base of upper principal rays; dorsal fin with a long black blotch, along base of branched rays only; series of marks on rays of all fins; head slender; no notch in lower jaw; caudal peduncle with hard dorsal and ventral keels on posterior half, 1.42-1.69 times longer than deep (Ref. 36949).