- Megalomyrmex acauna
- Megalomyrmex ayri
- Megalomyrmex balzani
- Megalomyrmex bituberculatus
- Megalomyrmex cuatiara
- Megalomyrmex drifti
- Megalomyrmex foreli
- Megalomyrmex glaesarius
- Megalomyrmex goeldii
- Megalomyrmex iheringi
- Megalomyrmex incisus
- Megalomyrmex leoninus
- Megalomyrmex miri
- Megalomyrmex modestus
- Megalomyrmex pacova
- Megalomyrmex pusillus
- Megalomyrmex silvestrii
- Megalomyrmex sjostedti
- Megalomyrmex symmetochus
- Megalomyrmex wallacei
- Megalomyrmex wheeleri