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| Megalomyrmex adamsae Longino, 2010 | 0 |
| Megalomyrmex balzani Emery, 1894 | 0 |
| Megalomyrmex bidentatus Fernández & Baena, 1997 | 0 |
| Megalomyrmex bituberculatus (Fabricius, 1798) | 0 |
| Megalomyrmex brandaoi Boudinot, Sumnicht & Adams, 2013 | 0 |
| Megalomyrmex cuatiara Brandão, 1990 | 0 |
| Megalomyrmex cupecuara Brandão, 1990 | 0 |
| Megalomyrmex cyendyra Brandão, 1990 | 0 |
| Megalomyrmex drifti Kempf, 1961 | 0 |
| Megalomyrmex emeryi Forel, 1904 | 0 |
| Megalomyrmex foreli Emery, 1890 | 0 |
| Megalomyrmex fungiraptor Boudinot, Sumnicht & Adams, 2013 | 0 |
| Megalomyrmex glaesarius Kempf, 1970 | 0 |
| Megalomyrmex incisus Smith, 1947 | 0 |
| Megalomyrmex leoninus Forel, 1885 | 0 |
| Megalomyrmex longinoi Boudinot, Sumnicht & Adams, 2013 | 0 |
| Megalomyrmex megadrifti Boudinot, Sumnicht & Adams, 2013 | 0 |
| Megalomyrmex milenae Boudinot, Sumnicht & Adams, 2013 | 0 |
| Megalomyrmex miri Brandão, 1990 | 0 |
| Megalomyrmex modestus Emery, 1896 | 0 |
| Megalomyrmex mondabora Brandão, 1990 | 0 |
| Megalomyrmex mondaboroides Longino, 2010 | 0 |
| Megalomyrmex nocarina Longino, 2010 | 0 |
| Megalomyrmex osadrifti Boudinot, Sumnicht & Adams, 2013 | 0 |
| Megalomyrmex poatan Brandão, 1990 | 0 |
| Megalomyrmex pusillus Forel, 1912 | 0 |
| Megalomyrmex reina Longino, 2010 | 0 |
| Megalomyrmex silvestrii Wheeler, 1909 | 0 |
| Megalomyrmex staudingeri Emery, 1890 | 0 |
| Megalomyrmex symmetochus Wheeler, 1925 | 0 |
| Megalomyrmex timbira Brandão, 1990 | 0 |
| Megalomyrmex wallacei Mann, 1916 | 0 |
| Megalomyrmex wettereri Brandão, 2003 | 0 |
| 0 |