Interpelvic process small and bifid. Lateral line gradually curving down toward caudal peduncle. Vertebrae 21-22 precaudal plus 30-31 caudal, total 51-53. Intestine with 2 folds and 3 limbs. Swim bladder absent. Body covered with small scales. First dorsal fin black anteriorly and at distal margin posteriorly. Generally silvery with sides marked with about three rows of round to elliptical dark spots (orange in life).