Pale grey, flowing transition to black at the body rear. Caudal fin with fine blue edge fringe. Gill lid with short orange-brown line.
Size : 10-12 cm
Habitat : Inhabits protected, coral-rich outreefs and lagoons, 3-25 m. Alone or in small, loose groups.
Distribution : Christmas Islands and Bali to SW Japan, Marshall Islands and Vanuatu.