| Acanthostichus davisi (Smith, 1942) |
| Acanthostichus emmae Mackay, 1996 |
| Acanthostichus quirozi Mackay, 1996 |
| Acanthostichus skwarrae Wheeler, 1934 |
| Acanthostichus texanus Forel, 1904 |
| Acanthostichus townsendi (Ashmead, 1906) |
| Acrocoelia Mayr, 1853 |
| Acromyrmex Mayr, 1865 |
| Acromyrmex (Moellerius) Emery, 1913 |
| Acromyrmex coronatus (Fabricius, 1804) |
| Acromyrmex coronatus st. ochraceolus Santschi, 1925 |
| Acromyrmex echinatior (Forel, 1899) |
| Acromyrmex guentheri (Forel, 1893) |
| Acromyrmex laticeps (Emery, 1905) |
| Acromyrmex lundii Guérin-Méneville, 1838 |
| Acromyrmex lundii subsp. carli Gonçalves, 1961 |
| Acromyrmex lundii subsp. pubescens (Emery, 1905) |
| Acromyrmex moelleri (Forel, 1893) |
| Acromyrmex moelleri subsp. meinerti (Forel, 1893) |
| Acromyrmex moelleri subsp. modesta (Forel, 1901) |