| Acanthostichus skwarrae Wheeler, 1934 |
| Acanthostichus texanus Forel, 1904 |
| Acanthostichus townsendi (Ashmead, 1906) |
| Acrocoelia Mayr, 1853 |
| Acromyrmex Mayr, 1865 |
| Acromyrmex (Moellerius) Forel, 1893 |
| Acromyrmex coronatus (Fabricius, 1804) |
| Acromyrmex coronatus st. ochraceolus Santschi, 1925 |
| Acromyrmex crassispinus (Forel, 1909) |
| Acromyrmex echinatior (Forel, 1899) |
| Acromyrmex guentheri (Forel, 1893) |
| Acromyrmex laticeps (Emery, 1905) |
| Acromyrmex lundii Guérin-Méneville, 1838 |
| Acromyrmex lundii subsp. carli Gonçalves, 1961 |
| Acromyrmex moelleri (Forel, 1893) |
| Acromyrmex moelleri subsp. meinerti (Forel, 1893) |
| Acromyrmex moelleri subsp. modesta (Forel, 1901) |
| Acromyrmex octospinosus (Reich, 1793) |
| Acromyrmex octospinosus subsp. ekchuah Wheeler, 1937 |
| Acromyrmex octospinosus var. pallida Crawley, 1921 |