Distinguished by having the following characteristics: body depth 2.0-2.4 in SL; body width 2.3-2.6 in depth; caudal peduncle depth equal to or greater than length; head length 2.3-2.5 in SL; dorsal head profile straight or slightly concave to above eye, nape markedly convex; flat interorbital area; rounded preopercle, finely serrate, ventral serrae slightly enlarged, lower edge irregular but hidden by skin; subopercle and interopercle finely serrate; distinctly convex upper edge of operculum; maxilla naked, reaching vertical at rear edge of eye, prominent knob on ventral rear corner; ctenoid body scales, without auxiliaries (Ref. 089707).