Acromyrmex balzani

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Acromyrmex balzani
Scientific classification
Kingdom: Animalia
Phylum: Arthropoda
Class: Insecta
Order: Hymenoptera
Family: Formicidae
Subfamily: Myrmicinae
Tribe: Attini
Genus: Acromyrmex
Species: A. balzani
Binomial name
Acromyrmex balzani
(Emery, 1890)

Acromyrmex balzani casent0173790 profile 1.jpg

Acromyrmex balzani casent0173790 dorsal 1.jpg

Specimen Label


Acromyrmex balzani is possibly a host species of the workerless inquiline Pseudoatta argentina.



Distribution based on Regional Taxon Lists

Neotropical Region: Brazil, Paraguay (type locality).

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.

  • balzani. Atta (Acromyrmex) balzani Emery, 1890a: 67 (footnote) (w.) PARAGUAY. Combination in Atta (Moellerius): Forel, 1893e: 589; in Acromyrmex (Moellerius): Santschi, 1916e: 389; Gallardo, 1916d: 334. Subspecies of landolti: Gonçalves, 1961: 124; Kempf, 1972a: 15. Revived status as species: Fowler, 1988: 284. Senior synonym of gallardoi: Santschi, 1922b: 362; of nivalis: Fowler, 1988: 284; of parens: Gonçalves, 1961: 124. Current subspecies: nominal plus multituber.
  • gallardoi. Sericomyrmex gallardoi Santschi, 1920d: 379 (w.) PARAGUAY. Combination in Acromyrmex: Santschi, 1922b: 362. Junior synonym of balzani: Santschi, 1922b: 362.
  • nivalis. Acromyrmex (Moellerius) landolti var. nivalis Santschi, 1922b: 362 (w.) BRAZIL. Junior synonym of landolti: Gonçalves, 1961: 120; of balzani: Fowler, 1988: 284.
  • parens. Acromyrmex (Moellerius) landolti var. parens Santschi, 1925d: 239 (w.) BRAZIL. Junior synonym of balzani: Gonçalves, 1961: 124.



  • 2n = 38, karyotype = 12M+10SM+14ST+2A (Brazil) (Barros et al., 2016).


  • Emery, C. 1890b. Voyage de M. E. Simon au Venezuela (Décembre 1887 - Avril 1888). Formicides. Ann. Soc. Entomol. Fr. (6)(10): 55-76 (page 67, worker described)
  • Forel, A. 1893h. Note sur les Attini. Ann. Soc. Entomol. Belg. 37: 586-607 (page 589, Combination in Atta (Moellerius))
  • Fowler, H. G. 1988b. Taxa of the neotropical grass-cutting ants, Acromyrmex (Hymenoptera: Formicidae: Attini). Científica (Jaboticabal) 16: 281-295 (page 284, Revived status as species, senior synonym of nivalis)
  • Gallardo, A. 1916e. Notes systématiques et éthologiques sur les fourmis attines de la République Argentine. An. Mus. Nac. Hist. Nat. B. Aires 28: 317-344 (page 334, Combination in Acromyrmex (Moellerius))
  • Gonçalves, C. R. 1961. O genero Acromyrmex no Brasil (Hym. Formicidae). Stud. Entomol. 4: 113-180 (page 124, subspecies of landolti, senior synonym of parens)
  • Kempf, W. W. 1972b. Catálogo abreviado das formigas da regia~o Neotropical. Stud. Entomol. 15: 3-344 (page 15, subspecies of landolti)
  • Santschi, F. 1916e. Formicides sudaméricains nouveaux ou peu connus. Physis (B. Aires) 2: 365-399 (page 389, Combination in Acromyrmex (Moellerius))
  • Santschi, F. 1922c. Myrmicines, dolichodérines et autres formicides néotropiques. Bull. Soc. Vaudoise Sci. Nat. 54: 345-378 (page 362, senior synonym of gallardoi)