Ectatomma opaciventre

Distribution based on Regional Taxon Lists
Neotropical Region: Argentina, Brazil, Paraguay.

Nomenclature

 *  opaciventre. Ponera (Ectatomma) opaciventris Roger, 1861b: 169 (w.) BRAZIL. Mayr, 1866a: 503 (q.); Almeida, 1986: 27 (m.). Combination in Ectatomma: Emery, 1894c: 144. Senior synonym of concolor: Brown, 1958g: 208.
 * concolor. Ectatomma opaciventre var. concolor Santschi, 1919f: 37, fig. 1 (w.) ARGENTINA. Santschi, 1921g: 83 (q.). Junior synonym of opaciventre: Brown, 1958g: 208.

Additional References
Viviane Cristina Tofolo, Edilberto Giannotti, Hugo Ribeiro Moleiro & Marcos Rogério Simões. 2011. Diet and Spatial Pattern of Foraging in Ectatomma opaciventre (Hymenoptera: Formicidae) in an Anthropic Area. Sociobiology 58: 607-620.