BARRY BOLTON’S ANT CATALOGUE, 2020 DACETON armigerum. Formica armigera Latreille, 1802c: 244, pl. 9, fig. 58 (w.) (no state data, probably Brazil). Type-material: syntype? workers (number not stated). Type-locality: Brazil: (no further data) (“collection du Stathouder”). Type-depository: MNHN? (not confirmed). Smith, F. 1853: 226 (q.m.); Wheeler, G.C. & Wheeler, J. 1955a: 122 (l.). Combination in Atta: Guérin-Méneville, 1844a: 421; combination in Daceton: Perty, 1833: 136; Smith, F. 1853: 226. Status as species: Perty, 1833: 136; Guérin-Méneville, 1844a: 421; Smith, F. 1853: 226; Smith, F. 1858b: 160; Roger, 1862c: 290; Roger, 1863b: 40; Mayr, 1884: 38; Mayr, 1886c: 360; Dalla Torre, 1893: 149; Emery, 1894c: 140; Forel, 1895b: 136; Forel, 1907e: 3; Crawley, 1916b: 372; Mann, 1916: 452; Wheeler, W.M. 1916c: 9; Wheeler, W.M. 1923a: 4; Emery, 1924d: 316; Borgmeier, 1927c: 120; Borgmeier, 1934: 103; Kempf, 1961b: 514; Wilson, 1962b: 403; Kempf, 1970b: 335; Kempf, 1972a: 95; Bolton, 1995b: 168; Gronenberg, 1996: 2012; Bolton, 1999: 1655; Bolton, 2000: 18; Azorsa & Sosa- Calvo, 2008: 30; Sosa-Calvo, et al. 2010: 39 (in key); Bezděčková, et al. 2015: 117; Fernández & Serna, 2019: 851. Senior synonym of cordata: Roger, 1862c: 290; Mayr, 1863: 406; Roger, 1863b: 40; Dalla Torre, 1893: 149; Forel, 1895b: 136; Emery, 1924d: 317; Borgmeier, 1927c: 120; Kempf, 1972a: 95; Bolton, 1995b: 168. [Note: Mayr, 1863: 406, gives cordata as senior synonym, but armigerum has priority (Roger, 1863b: 40).] Distribution: Bolivia, Brazil, Colombia, Ecuador, French Guiana, Guyana, Peru, Suriname, Trinidad, Venezuela. boltoni. Daceton boltoni Azorsa & Sosa-Calvo, 2008: 32, figs. 2, 4, 6, 8-16, 20-22 (w.) PERU, BRAZIL (Amazonas). Type-material: holotype worker, 29 paratype workers. Type-locality: holotype Peru: Loreto, Iquitos, ACTS Field Station, canopy walkways, 03°15’00’’S, 72°55’12’’W, 20-24.iii.2006 (F. Azorsa); paratypes: 14 workers with same data as holotype; 15 workers Brazil: Amazonas, Hwy ZF2, km. 19, ca 60 km. N Manaus, 02°30’S, 16°15’W, 16.viii.1979, Terra Firma (T.L. Erwin, et al.). Type-depositories: MUSM (holotype); BMNH, IAVH, ICNB, MCZC, MZSP, MUSM, USNM (paratypes). Status as species: Bezděčková, et al. 2015: 117. Distribution: Brazil, Peru. cordata. Myrmecia cordata Fabricius, 1804: 425 (w.) (no state data, “Habitat in America meridionali”). Type-material: 2 syntype workers. Type-locality: Guyana: Essequibo, “Smidt. Mus. de Sehestedt”. Type-depository: ZMUC. Junior synonym of armigerum: Roger, 1862c: 290; Mayr, 1863: 406; Roger, 1863b: 40; Dalla Torre, 1893: 149; Forel, 1895b: 136; Emery, 1924d: 317; Borgmeier, 1927c: 120; Kempf, 1972a: 95; Bolton, 1995b: 168..