6666 Chaetodon wiebeli Kaup, 1863 Chaetodontidae Butterflyfishes Acanthuriformes Teleostei Hongkong butterflyfish Western Pacific: Japan to Thailand; including the Ryukyu Islands, Taiwan, the South China Sea, and the Gulf of Thailand. AMNH 90120 Chaetodon wiebeli FB 2742513 Chaetodon frenatus