Pseudomyrmex ejectus

Gillette et al. (2015), in a Chaipas, Mexico field study of twig-nesting ants in coffee plants, found P. ejectus occupied 57% of all occupied twig-nests above 1100 m. In Florida, this species is the host for the workerless parasite Pseudomyrmex leptosus.

Distribution based on Regional Taxon Lists
Nearctic Region: United States. Neotropical Region: Bolivia, Brazil, Costa Rica, Greater Antilles, Guatemala, Mexico.

Nomenclature

 *  ejectus. Pseudomyrma ejecta Smith, F. 1858b: 157 (w.) "probably Brazil". Emery, 1894c: 147 (q.). Combination in Pseudomyrmex: Kempf, 1972a: 217. Senior synonym of lincecumii: Ward, 1989: 436. See also: Ward, 1985b: 232.
 * lincecumii. Ponera (Ectatomma) lincecumii Buckley, 1866: 172 (w.) U.S.A. Combination in Pseudomyrma: Mayr, 1886d: 464; in Leptalea: Smith, M.R. 1951a: 788. See also: Emery, 1895c: 270. Junior synonym of ejectus: Ward, 1989: 436.