Myrmecia gratiosa

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Myrmecia gratiosa
Scientific classification
Kingdom: Animalia
Phylum: Arthropoda
Class: Insecta
Order: Hymenoptera
Family: Formicidae
Subfamily: Myrmeciinae
Tribe: Myrmeciini
Genus: Myrmecia
Species: M. gratiosa
Binomial name
Myrmecia gratiosa
Clark, 1951

Myrmecia gratiosa casent0914024 p 1 high.jpg

Myrmecia gratiosa casent0914024 d 1 high.jpg

Specimen Labels

These ants are visual predators. Typical encounters with even a solitary forager shows that they are a formidable and aggressive species.

Photo Gallery

  • These aggressive ants can be challanging to photograph, but this individual was very cooporative. From Martin, Western Australia, by Farhan Bokhari.
  • Being highly visual ants, Myrmecia workers will often spot a biologist before the biologist stops them. From Martin, Western Australia, by Farhan Bokhari.
  • A Myrmecia gratiosa worker brings a Camponotus queen back to the nest. Such large hunters with formidable stings and large mandibles easily dispatch the queens. A number of workers were seen returning to this large bullant nest with all manner of different queen ants. Taken at Brigadoon, Western Australia by Farhan Bokhari.


Myrmecia desertorum, Myrmecia fuscipes, Myrmecia gratiosa, Myrmecia nigriceps and Myrmecia vindex are all large to very large, reddish ants with red, brown or black heads and a black gaster.

Keys including this Species


Distribution based on Regional Taxon Lists

Australasian Region: Australia (type locality).

Distribution based on AntMaps


Distribution based on AntWeb specimens

Check data from AntWeb




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

  • gratiosa. Myrmecia gratiosa Clark, 1951: 66, fig. 44 (w.) AUSTRALIA. Wheeler, G.C. & Wheeler, J. 1971d: 250 (l.).

Type Material



References based on Global Ant Biodiversity Informatics

  • Heterick B. E. 2009. A guide to the ants of south-western Australia. Records of the Western Australian Museum Supplement 76: 1-206. 
  • Taylor R. W. 1987. A checklist of the ants of Australia, New Caledonia and New Zealand (Hymenoptera: Formicidae). CSIRO (Commonwealth Scientific and Industrial Research Organization) Division of Entomology Report 41: 1-92.