Body oval, deep, strongly compressed. Preorbital bone convex and without strong spines. 1 prominent spines at angle of preopercle. Ventral edge of interopercle serrated. Eye moderately small. Mouth small, terminal, protractile, gape not extending to anterior rim or orbit. Scale on middle of body with focus before or just on anterior margin of exposed portion. Dorsal fin with XIII spines and 18-19 soft rays; anal fin with III spines and 17-19 soft rays; caudal fin rounded to slightly emarginate. Overall yellow to yellowish brown witn lohgitudinal blue stripes on whole body and head; caudal and pelvic fins bright yellow.
habitats
Inhabits rocky reefs at depths of 5 to 20 m. Feeds on sponges and tunicates; solitary.
Distribution
Distributed from the Malay Peninsula northward to southern Japan. Widely around coral reefs in Taiwan.