CHAETODONTIDAE Chaetodon guttatissimus, 6.6 cm SL (photo by Ukkrit Satapoomin) Chaetodon guttatissimus Bennett, 1832 Spotted Butterflyfish D XIII, 21-23; A III, 16-18; P1 14-15; LLp 33-41; LR 34-43. Snout short; predorsal contour straight and steep. Lateral line incomplete. Caudal fin truncate to slightly rounded. Color: pale tan dorsally, shading to creamy white ventrally, with many small brownish black spots covering body and dorsal and anal fins, arranged in weak pattern of vertical and horizontal lines; black eyeband joined at nape; caudal fin pale yellow with a black vertical band in the middle. Size: maximum length about 12 cm. Distribution: Indian Ocean, from East Africa to Andaman Sea. Remarks: inhabits coral reefs at depths of 5-25 m.