Extant: 17 species
Fossil: 1 species
Taxonomic history
| Ectatomma in Poneridae: Smith, 1858a PDF: 102; Smith, 1871b PDF: 324. |
| Ectatomma in Ponerinae: Mayr, 1862 PDF: 714 (in key) [Poneridae]; Mayr, 1865: 14 [Poneridae]; Mayr, 1868c PDF: 75 [Poneridae]; Dalla Torre, 1893: 23. |
| Ectatomma in Ponerinae, Ponerini: Forel, 1895b PDF: 112; Forel, 1899b: 5; Forel, 1900f PDF: 316. |
| Ectatomma in Pachycondylinae, Ectatommini: Ashmead, 1905c PDF: 382. |
| Ectatomma in Ponerinae, Ectatommini: Emery, 1895l PDF: 767; Wheeler, 1910a PDF: 135; Emery, 1911e PDF: 41; Wheeler, 1915i PDF: 33; Forel, 1917 PDF: 236; Gallardo, 1918c PDF: 27; Wheeler, 1922: 643; all subsequent authors to the following. |
| Ectatomma in Ectatomminae, Ectatommini: Bolton, 2003 PDF: 46. |
Ectatomma brunneum
Ectatomma confine
Ectatomma edentatum
Ectatomma gibbum
Ectatomma goninion
Ectatomma lugens
Ectatomma muticum
Ectatomma opaciventre
Ectatomma parasiticum
Ectatomma permagnum
Ectatomma planidens
Ectatomma ruidum
Ectatomma strigosum