POMACENTRIDAE Chromis viridis, 6.8 cm SL (photo by Ukkrit Satapoomin) Chromis viridis (Cuvier, 1830) Blue-green Chromis D XII, 9-10; A II, 10-11; P1 17-18; LLp 15-16. Body deep and compressed. Posterior margin of preopercle smooth. Suborbital scaled, without visible ventral free edge. Teeth on jaws conical, muliserial; teeth of outermost row larger than those of inner rows. Caudal fin forked; three conspicuous projecting spine-like rays at upper and lower edges of caudal-fin base. Color: head, body and most part of fins bright greenish blue; axil of pectoral fin without distinct black area. Size: 7.0 cm SL. Distribution: Indo-Pacific. Remarks: found around branching corals in shallow coral reefs; forming aggregation.