soft rays: 12 - 23. Total scutes 30 to 32. Vertical striae of scales overlapping or sometimes continuous at center of scale, numerous small perforations on hind part of scale. Tips of caudal fin lobes black, by which it differs from S. brachysoma. From other deep-bodied species in the area which have overlapping or continuous scale striae it differs in having a dark spot at dorsal fin origin.