• Replacement name for Ectatomma strigosum Emery, 1894d. [Junior primary homonym of Rhytidoponera strigosa Emery, 1887f.]
• [Note: Ectatomma permagnum Forel, 1908 junior synonym of Rhytidoponera strigosa Emery, 1887f (synonymy by Brown, 1958g: 209, 297); hence Ectatomma permagnum Forel, 1908 first available replacement name (Bolton, 1995b: 187).]
• Santschi, 1921g: 83 (q.); Almeida Filho, 1986: 28 (m.)
• Subspecies of Ectatomma strigosum: Forel, 1909a: 265; Forel, 1911e: 286; Emery, 1911e: 43; Forel, 1911e: 286; Luederwaldt, 1918: 34; Santschi, 1921g: 83; Borgmeier, 1923: 59.
• Status as species: Santschi, 1921g: 83; Brown, 1958g: 208, 296; Kempf, 1962b: 4; Kempf, 1972b: 105; Kempf, 1975c: 343; Kugler & Brown, 1982: 6 (in key); Almeida Filho, 1986: 29; Almeida Filho, 1987a: 178; Brandão, 1991: 341; Bolton, 1995b: 187; Wild, 2007b: 26; Feitosa, 2015c: 97; Camacho et al., 2022: 10.
• Senior synonym of Ectatomma strigosum aerea: Brown, 1958g: 209, 296; Kempf, 1972b: 105; Almeida Filho, 1986: 29; Bolton, 1995b: 187.
• Senior synonym of Ectatomma strigosum confusa: Brown, 1958g: 209, 296; Kempf, 1972b: 105; Almeida Filho, 1986: 29; Bolton, 1995b: 187.
• Senior synonym of Ectatomma regis: Kempf, 1975c: 343; Almeida Filho, 1986: 29; Brandão, 1991: 342; Bolton, 1995b: 187.

Junior synonyms

• Ectatomma regis Kusnezov, 1957
• Ectatomma strigosum aerea Forel, 1912
• Ectatomma strigosum confusa Forel, 1909

Obsolete combinations

• Ectatomma opaciventre permagnum

Citations

• Almeida Filho, A. J. de 1986. Descrição de quatro machos do gênero Ectatomma Smith, 1858 (Hymenoptera, Formicidae, Ponerinae). Quid (Teresina) 6:24-38. PDF
• Almeida Filho, A. J. de 1987a. Descrição de seis fêmeas do gênero Ectatomma Smith, 1858 (Hymenoptera, Formicidae, Ponerinae). Anais da Sociedade Nordestina de Zoologia 1:175-183. PDF
• 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.
• Brandão, C. R. F. 1991. Adendos ao catálogo abreviado das formigas da região Neotropical (Hymenoptera: Formicidae). Revista Brasileira de Entomologia 35:319-412. PDF
• Brown, W. L., Jr. 1958g. Contributions toward a reclassification of the Formicidae. II. Tribe Ectatommini (Hymenoptera). Bulletin of the Museum of Comparative Zoology 118:173-362. PDF
• 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
• Emery, C. 1911e. Hymenoptera. Fam. Formicidae. Subfam. Ponerinae. Genera Insectorum 118:1-125. PDF
• Feitosa, R. M. 2015c. Lista das formigas poneromorfas do Brasil. Pp. 95-102 in: Delabie, J. H. C.; Feitosa, R. M.; Serrão, J. E.; Mariano, C. S. F.; Majer, J. D. (eds.) 2015. As formigas poneromorfas do Brasil. Ilhéus-Bahia: Editora da UESC, 477 pp. 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. 1909a. Ameisen aus Guatemala usw., Paraguay und Argentinien (Hym.). Deutsche Entomologische Zeitschrift 1909:239-269. PDF
• Forel, A. 1911e. Ameisen des Herrn Prof. v. Ihering aus Brasilien (Sao Paulo usw.) nebst einigen anderen aus Südamerika und Afrika (Hym.). Deutsche Entomologische Zeitschrift 1911:285-312. PDF
• Kempf, W. W. 1962b. Miscellaneous studies on neotropical ants. II. (Hymenoptera, Formicidae). Studia Entomologica 5:1-38. PDF
• Kempf, W. W. 1972b. Catálogo abreviado das formigas da região Neotropical. Studia Entomologica 15:3-344. PDF
• Kempf, W. W. 1975c. Miscellaneous studies on neotropical ants. VI. (Hymenoptera, Formicidae). Studia Entomologica 18:341-380. PDF
• Kugler, C.; Brown, W. L., Jr. 1982. Revisionary and other studies on the ant genus Ectatomma, including the description of two new species. Search. Agriculture (Ithaca, New York) 24:1-8.
• Luederwaldt, H. 1918. Notas myrmecologicas. Revista do Museu Paulista 10:29-64. PDF
• Santschi, F. 1921g. Ponerinae, Dorylinae et quelques autres formicides néotropiques. Bulletin de la Société Vaudoise des Sciences Naturelles 54:81-103. PDF
• Wild, A. L. 2007b. A catalogue of the ants of Paraguay (Hymenoptera: Formicidae). Zootaxa 1622:1-55. PDF