Eciton hamatum

Distribution based on Regional Taxon Lists
Neotropical Region: Belize, Bolivia, Brazil, Colombia, Costa Rica, Ecuador, French Guiana, Guyana, Honduras, Mexico, Nicaragua, Panama, Peru, Suriname, Trinidad and Tobago, Venezuela.

Castes

 * Worker

Nomenclature

 *  hamatum. Formica hamata Fabricius, 1782: 494 (s.) FRENCH GUIANA. Mayr, 1886b: 121 (w.); Emery, 1896g: 39 (m.); Wheeler, W.M. 1925c: 145 (q.); Wheeler, G.C. 1943: 327 (l.). Combination in Eciton: Latreille, 1804: 179; in Camptognatha: Gray, G.R. 1832: 16; in Eciton: Smith, F. 1855c: 161. Senior synonym of curvidentata: Smith, F. 1858b: 148; of amazona, funesta, mattogrossensis, pittieri: Borgmeier, 1953: 14, 13, 10, 9 repectively; of testacea: Kempf, 1972a: 102. See also: Borgmeier, 1955: 214; Tafuri, 1957: 21; Wheeler, G.C. & Wheeler, J. 1964c: 134; Wheeler, G.C. & Wheeler, J. 1984: 269.
 * curvidentata. Formica curvidentata Latreille, 1802c: 269, pl. 8, fig. 55 (w.) FRENCH GUIANA. Combination in Eciton: Lepeletier, 1835: 179. Junior synonym of hamatum: Smith, F. 1858b: 148.
 * testacea. Camptognatha testacea Gray, G.R. 1832: 516, pl 76, fig. 4 (w.) no locality given. Junior synonym of hamatum: Kempf, 1972a: 102.
 * pittieri. Eciton pittieri Forel, 1899c: 24, pl. 1, fig. 15 (w.) COSTA RICA. Combination in E. (Labidus): Emery, 1910b: 23; in E. (Holopone): Santschi, 1925b: 11. Junior synonym of hamatum: Borgmeier, 1953: 9.
 * mattogrossensis. Eciton hamatum var. mattogrossensis Luederwaldt, 1920: 4 (w.) BRAZIL. Santschi, 1925d: 221 (s.m.); Reichensperger, 1926: 401 (q.). Raised to species: Santschi, 1925d: 221. Junior synonym of hamatum: Borgmeier, 1953: 10.
 * funesta. Eciton hamatum var. funesta Santschi, 1921g: 89 (s.w.) COSTA RICA. Junior synonym of hamatum: Borgmeier, 1953: 13.
 * amazona. Eciton amazona Santschi, 1923d: 68 (s.w.) BRAZIL. Subspecies of mattogrosense: Santschi, 1925d: 221. Junior synonym of hamatum: Borgmeier, 1953: 14.

Additional References

 * Dejean, A., Corbara, B., Roux, O. & Orivel, J. 2013. The antipredatory behaviours of Neotropical ants towards army ant raids (Hymenoptera: Formicidae). Myrmecological News 19, 17-24.