Ectatomma opaciventre

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Ectatomma opaciventre
Scientific classification
Kingdom: Animalia
Phylum: Arthropoda
Class: Insecta
Order: Hymenoptera
Family: Formicidae
Subfamily: Ectatomminae
Tribe: Ectatommini
Genus: Ectatomma
Species: E. opaciventre
Binomial name
Ectatomma opaciventre
(Roger, 1861)

Ectatomma opaciventre casent0106081 profile 1.jpg

Ectatomma opaciventre casent0106081 dorsal 1.jpg

Specimen labels




Distribution based on Regional Taxon Lists

Neotropical Region: Argentina, Brazil (type locality), Paraguay.

Distribution based on AntMaps


Distribution based on AntWeb specimens

Check data from AntWeb




The following information is derived from Barry Bolton's New General Catalogue, a catalogue of the world's ants.

  • 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.



  • Almeida Filho, A. J. de. 1986. Descriça~o de quatro machos do gênero Ectatomma Smith, 1858 (Hymenoptera, Formicidae, Ponerinae). Quid (Teresina) 6: 24-38 (page 27, male described)
  • Brown, W. L., Jr. 1958g. Contributions toward a reclassification of the Formicidae. II. Tribe Ectatommini (Hymenoptera). Bull. Mus. Comp. Zool. 118: 173-362 (page 208, Senior synonym of concolor)
  • Emery, C. 1894d. Studi sulle formiche della fauna neotropica. VI-XVI. Bull. Soc. Entomol. Ital. 26: 137-241 (page 144, Combination in Ectatomma)
  • Mayr, G. 1866a. Myrmecologische Beiträge. Sitzungsber. Kais. Akad. Wiss. Wien Math.-Naturwiss. Cl. Abt. I 53: 484-517 (page 503, queen described)
  • Pie M.R. 2004. Foraging ecology and behaviour of the ponerine ant Ectatomma opaciventre Roger in a Brazilian savannah. J. Natural History 38:717-729.
  • Roger, J. 1861b. Myrmicologische Nachlese. Berl. Entomol. Z. 5: 163-174 (page 169, worker described)
  • 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.