Worker. HW 0.9 - 1.8; HL 1.1 - 1.7; PW 0.9 - 1.3. Black to very dark brown; glossy; finely reticulate; long erect setae on all surfaces sparse, <10 on mesosoma, white flat-lying short overall, distinct on scapes and on tibiae; frontal carinae wide. Major worker. Head sides widest behind eyes, nearly straight, tapering to front; vertex straight; anterior clypeal margin concave between 2 teeth. Minor worker. Head sides nearly straight, tapering to front; vertex convex; HW near PW; anterior clypeal margin broadly convex with a weak central concavity; pronotum margined in front; node columnar, summit convex.
