Body terete; snout shallow, dorsoventrally depressed, terminal scute small; anterolateral snout margin incompletely supported by bone; diameter of orbit slightly greater than interorbital width; mouth small, upper jaw about 21% of HL; underside of head naked; nasal fossa scaled; a naked groove along each side of median nasal ridge; body scales covered with divergent rows of sharp spinules, the posteriormost spinules largest; second dorsal fin high; the second spinous ray of first dorsal fin prolonged, about 1.3 times HL; body without prominent markings (Ref. 55093).