soft rays: 39 - 42. Belly with 19 or 20 + 8, total 27 or 28 scutes. Eye large, lower jaw projecting. Dorsal fin origin at about midpoint of body; anal fin origin under or just behind final dorsal fin rays. Vertical striae on scales traversing whole scale or overlapping across center of scale. Swim bladder with two very short tubes passing back in the muscles on either side of haemal spines.