Neivamyrmex melanocephalus

Identification
Key to the Neivamyrmex species of the United States

Distribution
Mexico. United States: southern Arizona.

Distribution based on Regional Taxon Lists
Nearctic Region: United States. Neotropical Region: Guatemala, Mexico.

Nomenclature

 *  melanocephalus. Eciton melanocephalum Emery, 1895c: 260 (footnote) (w.) MEXICO. Combination in E. (Neivamyrmex): Smith, M.R. 1942c: 549; in Neivamyrmex: Borgmeier, 1953: 6. Senior synonym of xipe: Smith, M.R. 1942c: 549; Borgmeier, 1953: 19. See also: Borgmeier, 1955: 385; Snelling, G.C. & Snelling, R.R., 2007: 479.
 * xipe. Eciton (Acamatus) melanocephalum subsp. xipe Wheeler, W.M. 1914b: 41 (w.) MEXICO. Junior synonym of melanocephalus: Smith, M.R. 1942c: 549; Borgmeier, 1953: 19.