Adults develop a convexly rounded prominent snout and unusually tall dorsal and anal fins. Side of body with vertical blue lines which break up into small blue spots dorsally and ventrally. A broad blue band extending from eye to front of rostral protuberance (Ref 9808).
Description: Characterized further by dark grey body color; blue lips; can quickly switch on electric-blue markings; caudal peduncle with pair of bony plates,, each with large keel with forward projecting point; caudal fin with filamentous lobes; greatest depth of body 2.2 (subadults)-2.6 in SL (Ref. 90102).
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