This species is distinguished by the following combination of characters: D 12-13; A 9-10; pectoral rays 12-13; lateral line scales 56-58; scales between lateral line and base of dorsal fin 3.5; median predorsal scales 16-17; vertebrae 56-57; peritoneal spots 8; anterior palatine teeth not longer than posterior teeth; preopercle scaled posterior to corner of mouth; membranous posterior flap of anterior nostril slender, with a pointed tip, reaching to above posterior nostril when laid back; pectoral fins reaching a line connecting dorsal and pelvic fin origins, fin length 2.3-2.6 in head length; pelvic processes wedge-shaped, broad at base; color in alcohol with no marking, deep brown on dorsal surface restricted to central two-third of head and body longitudinally, about 2 scale rows above the lateral line, lateral and ventral surface uniformly silvery white without any blotch; all fins colorless, except for inner edge of caudal fin fork that is black (Ref. 84021).