stigma. Formica stigma Fabricius, 1804: 400 (q.) SOUTH AMERICA. Wheeler, G.C. & Wheeler, J. 1952c: 627 (l.); Wheeler, G.C. & Wheeler, J. 1976a: 55 (l.). Combination in Ponera: Mayr, 1863: 450; in Pachycondyla (Pseudoponera): Emery, 1900c: 314; Emery, 1901a: 46; in Euponera (Pseudoponera): Forel, 1901g: 398; in E. (Trachymesopus): Emery, 1911d: 85; in Trachymesopus: Wilson, 1958d: 355; Kempf, 1960f: 424; in Mesoponera: Wheeler, G.C. & Wheeler, J. 1976a: 55; in Pachycondyla: Brown, in Bolton, 1995b: 310. Senior synonym of americana, quadridentata (and its junior synonym myopa): Emery, 1887b: 434; of brunneus, nixoni, quadridentata, sexdentatus: Wilson, 1958d: 355. Current subspecies: nominal plus attrita, rufescens.