This species is distinguished from its congeners by the following set of characters: D XIV,13-14; A II, 14; pectoral-fin rays 18-19; tubed lateral-line scales 19-20; gill rakers 5-6 + 17-18 = 22-24; absence of distinct notch between infraorbitals 1 and 2. Colour pattern unique with body pearlescent-white, with a large irregular black spot midlaterally behind posterior tip of pectoral fin; a black saddle about equal size on the dorsal edge of caudal peduncle, edged distally with iridescent blue; presence of a fuliginous recurved band extending from the posterior orbit to origin of dorsal fin; with a small black spot on dorsal edge of pectoral-fin axil (Ref. 120617).