Length, 13. mm.; ceph., 4.2 mm long, 3 mm. wide. Cephalothorax very dark brown, covered with blackhairs, clypeus with white hairs and some white scales on the lower sides; a bunch of stiff hairs behind the eyes of second row; mandibles red-brown, iridescent greenish near tip; sternum brown with black hairs. Abdomen black, a narrorw basal line of white, and broad side stripes of white which do not quite reach to the tip; just beyond the middle the side stripes indent the central black area; sides black and venter blackish; legs black, bases of metatarsi reddish. The cephalothorax is moderately high, narrower than in the allied species, the quadrangle wider behind, the anterior row much curved, the S. E. small and well separated from the M.E., the eyes of second row almost twice as near to the lateral as to the dorsal. The posterior metatarsi are more slender than usual, and spined only at tip.