Taxonomic history
Wheeler, 1905c PDF: 84 (q.m.); Emery, 1899f: 6 (l.); Wheeler & Bailey, 1920 PDF: 260 (l.).Combination in Leptalea: Smith, 1951c PDF: 788.Combination in Pseudomyrmex: Kusnezov, 1953f PDF: 214.Junior synonym of Pseudomyrmex pallidus: Smith, 1954c PDF: 4.Status as species: Smith, 1862b PDF: 32; Roger, 1863b PDF: 25; Mayr, 1863a PDF: 452; Norton, 1868a PDF: 66; Mayr, 1870a PDF: 408 (in key); Smith, 1877b PDF: 59; Emery, 1888c PDF: 353; Emery, 1890b PDF: 65; Dalla Torre, 1893 PDF: 57; von Jhering, 1894 PDF: 383; Forel, 1895b PDF: 122; Emery, 1895d PDF: 269; Emery, 1896a PDF: 2; Forel, 1897b PDF: 300; Forel, 1899b PDF: 92; Wheeler, 1905c PDF: 83 (redescription); Forel, 1905e PDF: 158; Forel, 1908 PDF: 382; Wheeler, 1908h PDF: 419; Wheeler, 1909b PDF: 232; Wheeler, 1910a PDF: 562; Forel, 1912h PDF: 26; Wheeler, 1913d PDF: 113; Wheeler, 1914c PDF: 42; Wheeler & Mann, 1914 PDF: 17; Mann, 1916 PDF: 424; Luederwaldt, 1918 PDF: 45; Mann, 1920b PDF: 405; Emery, 1921c PDF: 32; Wheeler, 1922e PDF: 4; Borgmeier, 1927c PDF: 72; Menozzi, 1927c PDF: 267; Smith, 1930a PDF: 2; Gallardo, 1932a PDF: 78 (redescription); Aguayo, 1932 PDF: 217; Wheeler, 1932a PDF: 4; Eidmann, 1936a PDF: 38; Smith, 1937 PDF: 828; Enzmann, 1944 PDF: 66; Weber, 1948b PDF: 81; Smith, 1951c PDF: 788; Kusnezov, 1953c PDF: 337; Smith, 1958c PDF: 112; Kempf, 1972b PDF: 218; Kempf & Lenko, 1976 PDF: 62; Ward, 1992 PDF: 81 (in table); Bolton, 1995b: 373; Wild, 2007b PDF: 40.Amambay, Boquerón , Caaguazú , Canindeyú , Central, Cordillera, Misiones, Ñeembucú , Paraguarí , Pte. Hayes, San Pedro (ALWC, IFML, INBP, MZSP, NHMB).
