• Combination in Holcoponera Mayr, 1887: Emery, 1911e: 41; Camacho et al., 2022: 11.
• Subspecies of Holcoponera striatula: Forel, 1908: 341; Forel, 1911g: 254; Emery, 1911e: 41; Luederwaldt, 1918: 34; Borgmeier, 1923: 56; Donisthorpe, 1927c: 385.
• Junior synonym of Holcoponera striatula: Santschi, 1929h: 442; Kempf, 1972b: 115; Bolton, 1995b: 210; Lattke, 1995: 186; Camacho et al., 2022: 11.

Obsolete combinations

• Ectatomma obscurum
• Ectatomma striatulum obscurum
• Gnamptogenys obscura
• Gnamptogenys striatula obscura

Citations

• Bolton, B. 1995b. A new general catalogue of the ants of the world. Cambridge, Mass.: Harvard University Press, 504 pp.
• Borgmeier, T. 1923. Catalogo systematico e synonymico das formigas do Brasil. 1 parte. Subfam. Dorylinae, Cerapachyinae, Ponerinae, Dolichoderinae. Archivos do Museu Nacional (Rio de Janeiro) 24:33-103.
• Camacho, G. P.; Franco, W.; Branstetter, M. G.; Pie, M. R.; Longino, J. T.; Schultz, T. R.; Feitosa, R. M. 2022. UCE phylogenomics resolves major relationships among ectaheteromorph ants (Hymenoptera: Formicidae: Ectatomminae, Heteroponerinae): a new classification for the subfamilies and the description of a new genus. Insect Systematics and Diversity 6 (1): 5:1-20. 10.1093/isd/ixab026 PDF
• Donisthorpe, H. 1927c. British ants, their life history and classification (2nd edn.). London: G. Routledge and Sons, xvi + 436 pp.
• Emery, C. 1896g. Studi sulle formiche della fauna neotropica. XVII-XXV. Bullettino della Società Entomologica Italiana 28:33-107. PDF
• Emery, C. 1911e. Hymenoptera. Fam. Formicidae. Subfam. Ponerinae. Genera Insectorum 118:1-125. PDF
• Forel, A. 1908. Ameisen aus Sao Paulo (Brasilien), Paraguay etc. gesammelt von Prof. Herm. v. Ihering, Dr. Lutz, Dr. Fiebrig, etc. Verhandlungen der Kaiserlich-Königlichen Zoologisch-Botanischen Gesellschaft in Wien 58:340-418. PDF
• Forel, A. 1911g. Die Ameisen des K. Zoologischen Museums in München. Sitzungsberichte der Mathematischen-Physikalischen Klasse der Königlich Bayerischen Akademie der Wissenschaften zu München 11:249-303. PDF
• Kempf, W. W. 1972b. Catálogo abreviado das formigas da região Neotropical. Studia Entomologica 15:3-344. PDF
• Lattke, J. E. 1995. Revision of the ant genus Gnamptogenys in the New World (Hymenoptera: Formicidae). Journal of Hymenoptera Research 4:137-193. PDF
• Luederwaldt, H. 1918. Notas myrmecologicas. Revista do Museu Paulista 10:29-64. PDF
• Santschi, F. 1929h. Révision du genre Holcoponera Mayr. Zoologischer Anzeiger 82:437-477. PDF