D1 46; D2 absent; P1 25; P 2 absent; A 43. body grey brown on back, merging to silvery white towards belly. Fins dusky. Body very deep and compressed. Eye with narrow adipose lid. Small teeth in a single row in both jaws. Single dorsal fin; dorsal and anal fins not falcate. No spines before the median fins. Caudal fin emarginate, slightly forked in adults.