12427 Chromis opercularis (Günther, 1867) Pomacentridae Damselfishes Chrominae Ovalentaria/misc Teleostei Doublebar chromis Indian Ocean: South Africa to Kenya, Maldives to the Andaman Sea and Australia. Previous reports from the Western Pacific (Taiwan, eastern Australia and Vanuatu Island) most probably refer fo <i>Chromis xanthura</i> (Ref. 129596).