Distinguished by the following characteristics: Total D2 elements 24-27; total anal fin elements 24-26; second dorsal and anal fins unattached to caudal fin; 15 branched caudal fin rays; predorsal scales 22 or fewer, often lacking; no canine teeth internal to symphysis of lower jaw; teeth in both jaws caninoid with blunt tips, none bilobed; pore situated in middle of interorbital region; basihyal spatulate; head and trunk greyish blue; caudal, anal and pelvic fins translucent; pectoral fin translucent but with a large, dusky blotch on upper base; nape with dusky reticulations; anterior nostril with a black anterior margin; venter shiny white (Ref. 5218).