Taxonomic history
Emery, 1895d PDF: 270 (q.); Wheeler & Wheeler, 1956 PDF: 382 (l.).Combination in Leptalea: Smith, 1951c PDF: 788.Combination in Pseudomyrmex: Wheeler & Wheeler, 1956 PDF: 382.Senior synonym of Pseudomyrmex brunneus nigrita: Ward, 1985b PDF: 231.