Ectatomma costatum

Distribution
This taxon was described from Myanmar. It is also found in Philippines, Thailand, Brunei Darussalam, Indonesia, Singapore, Malaysia and Borneo.

Nomenclature

 * rugosa. Ponera rugosa Smith, F. 1857a: 66 (q.) BORNEO. [Junior primary homonym of Ponera rugosa Le Guillou, 1842: 318 (now in Diacamma).] Replacement name: wallacei Donisthorpe, 1932c: 447. Combination in Stictoponera: Emery, 1911d: 48.
 *  costata. Ectatomma (Stictoponera) costatum Emery, 1889b: 494 (w.) MYANMAR. Wheeler, G.C. & Wheeler, J. 1976a: 44 (l.); Lattke, 2004: 100 (q.m.). Combination in Stictoponera: Emery, 1900d: 662; in Gnamptogenys: Brown, 1958g: 227. Senior synonym of parva, pinealis, simalurensis, unicolor, wallacei: Brown, 1954h: 7.
 * unicolor. Stictoponera costata var. unicolor Forel, 1901f: 335 (w.) BORNEO. Junior synonym of costata: Brown, 1954h: 7.
 * parva. Stictoponera rugosa r. parva Forel, 1913k: 6 (w.) INDONESIA (Sumatra). Junior synonym of costata: Brown, 1954h: 7.
 * simalurensis. Stictoponera costata st. simalurensis Forel, 1915a: 23 (w.) INDONESIA (Sumatra). Junior synonym of costata: Brown, 1954h: 7.
 * pinealis. Stictoponera costata var. pinealis Wheeler, W.M. 1929g: 31 (q.) WEST MALAYSIA. Junior synonym of costata: Brown, 1954h: 7.
 * wallacei. Stictoponera wallacei Donisthorpe, 1932c: 447. Replacement name for Ponera rugosa Smith, F. 1857a: 66. [Junior primary homonym of Ponera rugosa Le Guillou, 1842: 318.] Junior synonym of costata: Brown, 1954h: 7.

Additional References

 * [[Media:Brown 1954h.pdf|Brown, W. L., Jr. 1954h. A review of the coxalis group of the ant genus Stictoponera Mayr. Breviora 34: 1-10 PDF]]