Anterior nostril pierced on front side of a flap; processus dentiformis present; median notch in upper lip, median interruption in lower lip; no median notch in lower jaw;; 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; caudal peduncle length 15.4-17.0 %SL, depth 12.1-12.8 %SL, 1.20-1.33 times in length; body with 9-11 bars, wider than interspaces, sometimes indistinct anteriorly, quite regularly shaped, slightly wider along lateral line, with edges appearing slightly darker than centre; black bar at caudal-fin base complete although faint, a darker elongate blotch occupying about middle half; dorsal-fin base with a dark spot anteriorly , followed by an orange spot and an elongate grey blotch (Ref. 36949).