Pseudomyrmex viduus

Distribution
This taxon was described from Brazil.

Nomenclature

 *  viduus. Pseudomyrma vidua Smith, F. 1858b: 158 (m.) BRAZIL. Combination in Pseudomyrmex: Kusnezov, 1964: 83. Senior synonym of baileyi (and its junior synonym biolleyi), caroli, sapii, tigrina (and its junior synonym trigona), ulei: Ward, 1989: 445; of opacior: Ward, 1999b: 510.
 * caroli. Pseudomyrma caroli Forel, 1899c: 89 (w.q.) COSTA RICA. Wheeler, G.C. & Wheeler, J. 1956: 382 (l.). Combination in Pseudomyrmex: Wheeler, G.C. & Wheeler, J. 1956: 382. Junior synonym of viduus: Ward, 1989: 445.
 * opacior. Pseudomyrma latinoda var. opacior Forel, 1904d: 170 (w.) CUBA. Combination in Pseudomyrmex: Kempf, 1961a: 400. Subspecies of latinoda: Wheeler, W.M. 1942: 169. Raised to species: Ward, 1990: 485. Junior synonym of viduus: Ward, 1999b: 510.
 * sapii. Pseudomyrma caroli var. sapii Forel, 1904e: 688 (w.q.) BRAZIL. Combination in Pseudomyrmex: Kempf, 1961a: 400. Junior synonym of viduus: Ward, 1989: 445.
 * ulei. Pseudomyrma ulei Forel, 1904e: 689 (w.q.m.) BRAZIL. Combination in Pseudomyrmex: Kempf, 1961a: 401. Junior synonym of viduus: Ward, 1989: 445.
 * baileyi. Pseudomyrma triplaridis subsp. baileyi Wheeler, W.M. 1942: 185, pl. 50 (w.q.) GUYANA. Combination in Pseudomyrmex: Kempf, 1961a: 400. Senior synonym of biolleyi: Brown, 1949a: 43. Junior synonym of viduus: Ward, 1989: 445.
 * tigrina. Pseudomyrma triplaridis subsp. tigrina Wheeler, W.M. 1942: 186 (w.m.) GUYANA. Combination in Pseudomyrmex: Kempf, 1961a: 400. Senior synonym of trigona: Brown, 1949a: 43. Junior synonym of viduus: Ward, 1989: 445.
 * biolleyi. Pseudomyrma triplaridis subsp. biolleyi Enzmann, E.V. 1944: 93 (w.) GUYANA. Junior synonym of baileyi: Brown, 1949a: 43.
 * trigona. Pseudomyrma triplaridis subsp. trigona Enzmann, E.V. 1944: 94 (w.) GUYANA. Junior synonym of tigrina: Brown, 1949a: 43.