- Megalomyrmex acauna Brandao, 1990
- Megalomyrmex ayri Brandao, 1990
- Megalomyrmex balzani Emery, 1894
- Megalomyrmex bituberculatus (Fabricius, 1798)
- Megalomyrmex caete Brandao, 1990
- Megalomyrmex cuatiara Brandao, 1990
- Megalomyrmex cupecuara Brandao, 1990
- Megalomyrmex cyendyra Brandao, 1990
- Megalomyrmex drifti Kempf, 1961
- Megalomyrmex emeryi Forel, 1904
- Megalomyrmex foreli Emery, 1890
- Megalomyrmex glaesarius Kempf, 1970
- Megalomyrmex gnomus Kempf, 1970
- Megalomyrmex goeldii Forel, 1912
- Megalomyrmex iheringi Forel, 1911
- Megalomyrmex incisus Smith, 1947
- Megalomyrmex latreillei Emery, 1890
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- Megalomyrmex leoninus Forel, 1885
- Megalomyrmex miri Brandao, 1990
- Megalomyrmex modestus Emery, 1896
- Megalomyrmex mondabora Brandao, 1990
- Megalomyrmex myops Santschi, 1925
- Megalomyrmex pacova Brandao, 1990
- Megalomyrmex piriana Brandao, 1990
- Megalomyrmex poatan Brandao, 1990
- Megalomyrmex pusillus Forel, 1912
- Megalomyrmex silvestrii Wheeler, 1909
- Megalomyrmex staudingeri Emery, 1890
- Megalomyrmex symmetochus Wheeler, 1925
- Megalomyrmex tasyba Brandao, 1990
- Megalomyrmex timbira Brandao, 1990
- Megalomyrmex wallacei Mann, 1916
- Megalomyrmex weyrauchi Kempf, 1970
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