Worker. HW 0.90 - 1.70; HL 1.10 - 1.90; PW 0.70 - 1.20. Yellow brown; glossy; dorsum of mesosoma evenly flatly convex; erect setae confined to front of head and gaster; eyes placed near vertex; dimorphic. Major worker. Head sides straight, parallel; vertex straight; anterior head sharply truncated, deeply striate lengthwise and at 45°; clypeal median section clearly edged, parallel, anterior margin convex and posterior to mandible insertions. Minor worker. Head sides mostly straight, slightly tapering forward; vertex rounded; clypeus not truncate, anterior clypeal margin convex, projecting past mandibular insertions.
Literature records: “Paraguay” (s. loc.) (Kempf 1972 [as “ geralensis ”]).
