Head spotted. Color of females black dorsally, blue spotted, becoming yellowish white on sides and white ventrally; opercle with a large black ocellus; anal fin with a broad black band. Male form blackish dorsally with light blue dots, shading gradually to light yellowish green; each body scale with vertical light blue line; upper half of head dark reddish with dark-edged blue bands radiating from eye; anal fins with several longitudinal bands on a broad orange zone; caudal fin with vertical stripes. Dorsal spines pungent.