Poneracantha triangularis

Distribution based on Regional Taxon Lists
Nearctic Region: United States. Neotropical Region: Argentina, Bolivia, Brazil, Colombia, Costa Rica, Ecuador, French Guiana, Uruguay.

Biology
Millipede feeder found in humid forests.

Nomenclature

 *  triangularis. Ectatomma (Gnamptogenys) triangulare Mayr, 1887: 544 (q.) URUGUAY. Emery, 1906c: 113 (w.). Combination in E. (Parectatomma): Emery, 1911d: 44; in Gnamptogenys: Brown, 1958g: 230. Senior synonym of richteri: Brown, 1958g: 230; of aculeaticoxae: Lattke, 1995: 190.
 * richteri. Ectatomma (Parectatomma) triangulare r. richteri Forel, 1913l: 203 (w.) ARGENTINA. Forel, 1914d: 265 (q.). Junior synonym of triangularis: Brown, 1958g: 230.
 * aculeaticoxae. Ectatomma (Parectatomma) aculeaticoxae Santschi, 1921g: 82 (w.m.) FRENCH GUIANA. Wheeler, G.C. & Wheeler, J. 1971b: 1201 (l.). Combination in E. (Poneracantha): Santschi, 1929h: 476; in Gnamptogenys: Brown, 1958g: 227. Junior synonym of triangularis: Lattke, 1995: 190. See also: Lattke, 1990b: 5.