Worker. HW 2.0 - 4.8; HL 3.2 - 5.5; PW 1.5 - 2.7. Brown; erect setae sparse, more plentiful under head, tibiae and scapes lacking erect setae. Major worker. Head sides straight, nearly parallel; vertex straight; anterior head feebly truncate; eyes flattish; anterior clypeal margin straight, narrow, bounded by 135° angles, projecting, in lateral view concave near margin; propodeum uniformly convex, an angle. Minor worker. Head sides mostly straight, tapering into a collar at rear; head finely reticulate; anterior clypeal margin wide, convex, projecting, with a strong carina; propodeal dorsum straight, PD / D about 4, angle indistinct; eyes bulbous; frontal carinae narrow; node long, anterior face short, summit rising upward to a transverse ridge, posterior face concave above, straight below.
