Apterostigma steigeri

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Apterostigma steigeri
Scientific classification
Kingdom: Animalia
Phylum: Arthropoda
Class: Insecta
Order: Hymenoptera
Family: Formicidae
Subfamily: Myrmicinae
Tribe: Attini
Genus: Apterostigma
Species: A. steigeri
Binomial name
Apterostigma steigeri
Santschi, 1911

Apterostigma steigeri casent0281777 p 1 high.jpg

Apterostigma steigeri casent0281777 d 1 high.jpg

Specimen Labels




Distribution based on Regional Taxon Lists

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

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.

  • steigeri. Apterostigma steigeri Santschi, 1911b: 52, figs. 1-3 (w.) ARGENTINA. Santschi, 1912e: 529 (q.). Senior synonym of affinis, luederwaldti: Lattke, 1997: 171.
  • affinis. Apterostigma affinis Santschi, 1922b: 354 (w.) PARAGUAY. Junior synonym of steigeri: Lattke, 1997: 171.
  • luederwaldti. Apterostigma luederwaldti Santschi, 1923d: 66 (w.) BRAZIL. Junior synonym of steigeri: Lattke, 1997: 171.



  • 2n = 22, karyotype = 20M+2SM (Brazil) (Barros et al., 2013).


  • Bolton, B. 1995b. A new general catalogue of the ants of the world. Cambridge, Mass.: Harvard University Press, 504 pp. (page 74, catalogue)
  • Lattke, J. E. 1997. Revisión del género Apterostigma Mayr (Hymenoptera: Formicidae). Arq. Zool. (São Paulo) 34: 121-221 (page 171, Senior synonym of affinis and luederwaldti)
  • Santschi, F. 1911b. Deux nouvelles fourmis de Buenos-Ayres (Hym. Formicidae). Bull. Soc. Entomol. Fr. 1911: 52-53 (page 52, figs. 1-3 worker described)
  • Santschi, F. 1912e. Quelques fourmis de l'Amérique australe. Rev. Suisse Zool. 20: 519-534 (page 529, queen described)