Ectatomma edentatum

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Ectatomma edentatum
Scientific classification
Kingdom: Animalia
Phylum: Arthropoda
Class: Insecta
Order: Hymenoptera
Family: Formicidae
Subfamily: Ectatomminae
Tribe: Ectatommini
Genus: Ectatomma
Species: E. edentatum
Binomial name
Ectatomma edentatum
Roger, 1863

Ectatomma edentatum casent0173376 profile 1.jpg

Ectatomma edentatum casent0173376 dorsal 1.jpg

Specimen labels




Distribution based on Regional Taxon Lists

Neotropical Region: Argentina (type locality), Bolivia, Brazil, Colombia, Costa Rica, Ecuador, French Guiana, Guyana, Panama, Paraguay, Peru, Suriname, Uruguay, Venezuela.

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.

  • edentatum. Ectatomma edentatum Roger, 1863a: 173 (w.) ARGENTINA. Emery, 1901c: 199 (l.); Almeida, 1987: 175 (q.). Senior synonym of inversa, iris and material of the unavailable name densestriata referred here: Brown, 1958g: 208; senior synonym of macdonaghi, morgani: Kugler, C. & Brown, 1982: 4.
  • iris. Ectatomma edentatum var. iris Forel, 1909a: 253 (w.m.) PARAGUAY. Junior synonym of edentatum: Brown, 1958g: 208.
  • inversa. Ectatomma edentatum st. inversa Santschi, 1912e: 521 (w.) URUGUAY. Junior synonym of edentatum: Brown, 1958g: 208.
  • morgani. Ectatomma morgani Forel, 1912c: 31 (w.) PERU. Junior synonym of edentatum: Kugler, C. & Brown, 1982: 4. See also: Brown, 1958g: 297.
  • macdonaghi. Ectatomma edentatum r. macdonaghi Forel, 1915c: 351 (w.) ARGENTINA. Raised to species: Brown, 1958g: 208. Junior synonym of edentatum: Kugler, C. & Brown, 1982: 4.



  • 2n = 46 (Brazil) (Barros et al., 2008).


  • Almeida Filho, A. J. de. 1987a. Descriça~o de seis fêmeas do gênero Ectatomma Smith, 1858 (Hymenoptera, Formicidae, Ponerinae). An. Soc. Nordestina Zool. 1: 175-183 (page 175, queen 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 inversa and iris, and material of the unavailable name densestriata referred here)
  • Emery, C. 1901l. Studi sul polimorfismo e la metamorfosi nel genere Dorylus. Mem. R. Accad. Sci. Ist. Bologna (5)9:183-201 (page 199, larva described)
  • Kugler, C.; Brown, W. L., Jr. 1982. Revisionary and other studies on the ant genus Ectatomma, including the description of two new species. Search Agric. (Ithaca N. Y.) 24: 1-8 (page 4, Senior synonym of macdonaghi and morgani)
  • Roger, J. 1863a. Die neu aufgeführten Gattungen und Arten meines Formiciden-Verzeichnisses nebst Ergänzung einiger früher gegebenen Beschreibungen. Berl. Entomol. Z. 7: 131-214 (page 173, worker described)