Body silvery, grey on back and white on belly. Inside of opercle lining black, appearing as a dark triangular blotch externally. Base of pectoral fin and axil with a dark spot. Upper half of spinous dorsal fin dusky. Other fins pale. Mouth moderately large, slightly inferior. Tip of chin with a pointed flexible barbel. Gas bladder carrot-shaped, without appendages. Sagitta (large earstone) thick and ovoid, lapillus (small earstone) rudimentary (Ref 51721).