Solenopsis amblychila

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Solenopsis amblychila
Scientific classification
Kingdom: Animalia
Phylum: Arthropoda
Class: Insecta
Order: Hymenoptera
Family: Formicidae
Subfamily: Myrmicinae
Tribe: Solenopsidini
Genus: Solenopsis
Species group: geminata
Species: S. amblychila
Binomial name
Solenopsis amblychila
Wheeler, W.M., 1915

Solenopsis amblychila casent0005802 profile 1.jpg

Solenopsis amblychila casent0005802 dorsal 1.jpg

Specimen labels

This species nests in the soil, often under stones or wood, and together with Camponotus festinatus. Reproductives were collected in a nest in April (Mackay and Mackay 2002).


A member of the Solenopsis geminata species-group.


Southern California, Arizona, and New Mexico, western Texas and the northern states of Mexico.

Distribution based on Regional Taxon Lists

Nearctic Region: United States (type locality).
Neotropical Region: Mexico.

Distribution based on AntMaps


Distribution based on AntWeb specimens

Check data from AntWeb


These ants are usually found in well-watered lawns in urban habitats, or in riparian areas in arid regions, although they may be found in dry habitats. They are often found at higher elevations (1,500 - 2,500 m) than Solenopsis aurea. (Mackay and Mackay 2002)

A new queen with accepted host workers and brood.




The following information is derived from Barry Bolton's New General Catalogue, a catalogue of the world's ants.

  • amblychila. Solenopsis aurea subsp. amblychila Wheeler, W.M. 1915b: 394 (w.q.m.) U.S.A. Subspecies of xyloni: Creighton, 1930b: 104; of aurea: Creighton, 1950a: 230. Junior synonym of aurea: Snelling, R.R. 1963: 7; Wheeler, G.C. & Wheeler, J. 1986g: 13. Revived from synonymy and raised to species: Trager, 1991: 168.


Syntype Specimen Labels


  • Creighton, W. S. 1930b. The New World species of the genus Solenopsis (Hymenop. Formicidae). Proc. Am. Acad. Arts Sci. 66: 39-151 (page 104, subspecies of xyloni)
  • Creighton, W. S. 1950a. The ants of North America. Bull. Mus. Comp. Zool. 104: 1-585 (page 230, subspecies of aurea)
  • Mackay, W. P. and E. Mackay. 2002. The ants of New Mexico (Hymenoptera: Formicidae). Edwin Mellen Press, Lewiston, NY.
  • Pitts, J.P., Camacho, G.P., Gotzek, D., McHugh, J.V., Ross, K.G. 2018. Revision of the fire ants of the Solenopisis saevissima species group (Hymenoptera: Formicidae). Proceedings of the Entomological Society of Washington, 120: 308–411.
  • Snelling, R. R. 1963. The United States species of fire ants of the genus Solenopsis, subgenus Solenopsis Westwood, with synonymy of Solenopsis aurea Wheeler (Hymenoptera: Formicidae). Calif. Dep. Agric. Bur. Entomol. Occ. Pap. 3: 1-15 (page 7, Junior synonym of aurea)
  • Trager, J. C. 1991. A revision of the fire ants, Solenopsis geminata group (Hymenoptera: Formicidae: Myrmicinae). J. N. Y. Entomol. Soc. 99: 141-198 (page 168, Revived from synonymy, and raised to species)
  • Wheeler, G. C.; Wheeler, J. 1986g. The ants of Nevada. Los Angeles: Natural History Museum of Los Angeles County, vii + 138 pp. (page 13, Junior synonym of aurea)
  • Wheeler, W. M. 1915b. Some additions to the North American ant-fauna. Bull. Am. Mus. Nat. Hist. 34: 389-421 (page 394, worker, queen, male described)