Description: Characterized by male having blue grey color with strong yellowish hue, median fin yellow, bright red band from rear edge of eye to base of pectoral fin, anterior half of pelvic fin red; female with dull yellow or greenish yellow color with bright yellow upper and lower margins on caudal fin; greatest depth of body 2.3-2.8 in SL; absence of fleshy protuberance at front of upper lip in males; greatly prolonged third dorsal spine in male; lunate caudal fin with filamentous tips in male; pelvic fins not reaching anal fin (Ref. 90102).