Yellowtail scad

Dorsal spines (total): 9; Dorsal soft rays (total): 22-25; Anal spines: 3; Anal soft rays: 18-21. This species is distinguished by the following characters: adipose eyelid well developed and completely covering eye except for a vertical slit centred on pupil; shoulder girdle (cleithrum) margin smooth, without papillae; terminal dorsal and anal rays finlet-like in adults, about twice length of adjacent rays and a little more separated but joined by interradial membrane; lateral line gently arched anteriorly, with junction of curved and straight parts below vertical from sixth to eighth soft rays of second dorsal fin; scales in curved part of lateral line 39 to 57; straight part with 0 to 10 scales and 36 to 49 scutes; a black spot, slightly smaller than eye, on upper margin of opercle and adjacent area of shoulder; dorsal and caudal fins dusky greenish yellow; anal fin pale yellow (Ref. 9894).