Diacamma geometricum

Distribution based on Regional Taxon Lists
Indo-Australian Region: Indonesia, Malaysia, Singapore.

Nomenclature

 *  geometricum. Ponera geometrica Smith, F. 1857a: 67 (w.) SINGAPORE. Wheeler, W.M. 1919e: 54 (m.); Emery, 1899c: 5 (l.). Combination in Diacamma: Mayr, 1862: 718. Subspecies of rugosum: Emery, 1897b: 154; Emery, 1901g: 566; Wheeler, W.M. 1909d: 338; Emery, 1911d: 66; Wheeler, W.M. 1919e: 54; Wheeler, W.M. 1921c: 529; Wheeler, W.M. 1924b: 242; Wheeler, W.M. 1927d: 1; Wheeler, W.M. 1928c: 5; Karaviev, 1935a: 62 (redescription); Yasumatsu, 1940a: 67. Junior synonym of rugosum: Wilson, 1958d: 368. Status as species: Roger, 1860: 301; Mayr, 1862: 718; Mayr, 1863: 407; Roger, 1863b: 16; Mayr, 1886c: 358; Emery, 1887b: 435; Dalla Torre, 1893: 28; Santschi, 1932b: 14; Donisthorpe, 1932c: 448; Radchenko, 1993a: 80; Laciny, Pal & Zettel, 2015: 102 (redescription). Senior synonym of tritschleri: Laciny, Pal & Zettel, 2015: 102.

Ponera geometrica

Holotype worker in. Labelled “SING 3” (= Singapore) and with a Donisthorpe type-label.