This species is distinguished by the following characters: D 9 (10-11); A 10 (9-11); pectoral-fin rays 18 (19); vertebrae 9 + 9 = 18; colour of lateral and dorsal surfaces of head and body dark greenish-brown covered with many longitudinal white lines while the ventral surface of head and body white with light yellowish tinge; many spinules on head and body except on the lateral surface of the caudal peduncle, around mouth, eye, gill opening, and on dorsal- and anal-fin bases (Ref. 107899).