Caudal fin slightly to moderately rounded; females whitish with two broad brownish red to yellowish brown stripes, one dorsally on body and the other lateral, ending in a black spot at base of caudal fin; males pale blue and yellow on dorsal half of body (above lateral line, scale centers yellow, edges blue; colors reversed below the lateral line), gradually shading to whitish ventrally; a large U-shaped black mark within the pale blue area on upper side of tip of pectoral fin; a bright blue and yellow spot anteriorly on dorsal fin (first interspinous membrane mainly blue, second mainly yellow).