Acromyrmex rugosus

Distribution
This taxon was described from Brazil.

Nomenclature

 * pallida. Oecodoma pallida Smith, F. 1858b: 187 (s.) BRAZIL. Combination in Atta: Roger, 1863b: 35; in Atta (Acromyrmex): Forel, 1893e: 590. Junior synonym of rugosus: Forel, 1893e: 590.
 *  rugosus. Oecodoma rugosa Smith, F. 1858b: 186 (q.) BRAZIL. Forel, 1904c: 33 (w.); Emery, 1905c: 109 (m.). Combination in Atta: Roger, 1863b: 35; in Atta (Acromyrmex): Forel, 1893e: 590; in Acromyrmex: Emery, 1924d: 348. Junior synonym of coronatus: Dalla Torre, 1893: 152; Forel, 1895b: 139. Revived from synonymy as subspecies of coronatus: Emery, 1905c: 49. Revived status as species: Santschi, 1925a: 378; Santschi, 1925d: 243. Senior synonym of pallida Smith: Forel, 1893e: 590; of bigener, vestitus: Gonçalves, 1961: 159. Current subspecies: nominal plus rochai, santschii.
 * bigener. Acromyrmex rugosus st. bigener Santschi, 1925d: 243 (w.q.m.) BRAZIL. Junior synonym of rugosus: Gonçalves, 1961: 159.
 * vestitus. Acromyrmex rugosus var. vestitus Santschi, 1925a: 380 (w.) BRAZIL. Junior synonym of rugosus: Gonçalves, 1961: 159.