Comprehensive DescriptionRead full entry
Worker. HW 1.3 - 2.8; HL 1.5 - 2.5; PW 1.2 - 1.75. Black, legs brown; pronotum feebly margined in front, more distinct in minors; sparse yellow, erect setae scattered on mesosoma, none under head; sparse short, white, flat-lying setae on mesosoma scapes and tibiae; frontal carinae wide; node summit blunt; finely punctate. Major worker. Anterior clypeal margin median section concave bounded by two blunt teeth; head sides convex, tapering to front; propodeal angle rounded; node summit blunt. Minor worker. In smallest minors anterior clypeal margin median section convex, in larger minors concave; head sides tapering forward; vertex slightly convex; PD / D about 3.