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Scientific classification
Kingdom: Animalia
Phylum: Arthropoda
Class: Insecta
Order: Hymenoptera
Family: Formicidae
Subfamily: Ectatomminae
Tribe: Ectatommini
Genus: Parectatomma
Emery, 1911
Type species
Ectatomma triangulare, now Gnamptogenys triangularis

Gnamptogenys triangularis casent0103948 profile 1.jpg

Gnamptogenys triangularis casent0103948 dorsal 1.jpg

Specimen Label

This genus is not in use as it is currently considered to be a junior synonym of Gnamptogenys.


The following information is derived from Barry Bolton's Online Catalogue of the Ants of the World.

  • PARECTATOMMA [junior synonym of Gnamptogenys]
    • Parectatomma Emery, 1911d: 44 [as subgenus of Ectatomma]. Type-species: Ectatomma triangulare, by original designation.
    • Parectatomma subgenus of Gnamptogenys: Forel, 1917: 236; Wheeler, W.M. 1922a: 643.
    • Parectatomma subgenus of Ectatomma: Kusnezov, 1956: 14.
    • Parectatomma junior synonym of Gnamptogenys: Brown, 1958g: 212.


  • Bolton, B. 2003. Synopsis and Classification of Formicidae. Mem. Am. Entomol. Inst. 71: 370pp (page 174, Parectatomma as junior synonym of Gnamptogenys)
  • Brown, W. L., Jr. 1958g. Contributions toward a reclassification of the Formicidae. II. Tribe Ectatommini (Hymenoptera). Bull. Mus. Comp. Zool. 118: 173-362 (page 212, Parectatomma as junior synonym of Gnamptogenys)
  • Creighton, W. S. 1950a. The ants of North America. Bull. Mus. Comp. Zool. 104: 1-585 (page 35, Parectatomma as subgenus of Ectatomma)
  • Emery, C. 1911e. Hymenoptera. Fam. Formicidae. Subfam. Ponerinae. Genera Insectorum 118: 1-125 (page 44, Parectatomma as subgenus of Ectatomma)
  • Forel, A. 1917. Cadre synoptique actuel de la faune universelle des fourmis. Bull. Soc. Vaudoise Sci. Nat. 51: 229-253 (page 236, Parectatomma subgenus of Gnamptogenys)
  • Kusnezov, N. 1956a. Claves para la identificación de las hormigas de la fauna argentina. Idia 104- 105: 1-56 (page 14, Parectatomma as subgenus of Ectatomma)
  • Wheeler, W. M. 1922i. Ants of the American Museum Congo expedition. A contribution to the myrmecology of Africa. VII. Keys to the genera and subgenera of ants. Bull. Am. Mus. Nat. Hist. 45: 631-710 (page 643, Parectatomma subgenus of Gnamptogenys)