Head scales reaching forward to or just in front of level of anterior margin of eyes. Lower limb of preopercle scaly. Antrorse (forward-directed) suborbital spine absent. Pelvic fins long, reaching to level of anus. Axillary scale absent. Color: Upper body greenish-olive, whitish below. A narrow whitish stripe along base of dorsal fin. Another prominent black dark brown or black streak above lateral line beginning below about the third or fourth dorsal spine and ending on caudal peduncle. A bright blue stripe from eye to upper jaw and from posterior edge of the eye to base of pectoral fin, where it ends in a blue spot.