soft rays: 39 - 43. Body moderately slender, belly with 18 to 21 + 8 or 9, total usually 28 or 29 scutes. Eye large, lower jaw strongly projecting; shaft of maxilla with a distinct lobe or flange between hind tip of pre-maxilla and blade of maxilla. Dorsal fin origin near or before midpoint of body; anal origin a little behind dorsal fin base. Swim bladder without a posterior tube (or tubes).