Nesomyrmex asper

Distribution based on Regional Taxon Lists
Neotropical Region: Argentina, Brazil, Costa Rica, Ecuador, Paraguay, Trinidad and Tobago, Venezuela.

Nomenclature

 *  asper. Leptothorax asper Mayr, 1887: 618 (w.q.m.) BRAZIL. Combination in L. (Goniothorax): Emery, 1896g: 59 (in key); in L. (Nesomyrmex): Kempf, 1959c: 414; in Nesomyrmex: Bolton, 2003: 272. Senior synonym of rufa, sulfurea: Kempf, 1959c: 414; of tristani: Longino, 2006b: 136.
 * rufa. Leptothorax (Goniothorax) asper var. rufa Emery, 1896g: 61 (w.q.) BRAZIL. Junior synonym of asper: Kempf, 1959c: 414.
 * tristani. Leptothorax (Goniothorax) tristani Emery, 1896g: 61 (w.q.) COSTA RICA. Combination in L. (Nesomyrmex): Kempf, 1959c: 415; in Nesomyrmex: Bolton, 2003: 272. Junior synonym of asper: Longino, 2006b: 136.
 * sulfurea. Leptothorax asper var. sufurea Forel, 1912g: 18 (w.) BRAZIL. [Justified emendation of spelling to sulfurea by Emery, 1924d: 250.] Junior synonym of asper: Kempf, 1959c: 414.