| Ectemnius excavatus (Fox, 1892) |
| Ectemnius flavipennis Lepeletier & Brullé, 1835 |
| Ectemnius flavipennis var. basiflavus (Brèthes, 1910) |
| Ectemnius hector (Cameron, 1891) |
| Ectemnius odyneroides (Cresson, 1865) |
| Ectemnius ravinus Leclercq, 1968 |
| Ectemnius rufifemur (Packard, 1866) |
| Ectemnius rufifemur subsp. orizabinus Leclercq, 1968 |
| Ectemnius sonorensis (Cameron, 1891) |
| Ectemnius spiniferus (Fox, 1895) |
| Encopognathus Kohl, 1897 |
| Encopognathus evolutionis Leclercq, 1956 |
| Enoplolindenius Rohwer, 1911 |
| Enoplolindenius aymara Pate, 1942 |
| Enoplolindenius chibcha Pate, 1942 |
| Enoplolindenius paria Pate, 1942 |
| Enoplolindenius pugnans (Smith, 1873) |
| Enoplolindenius yucatanensis (Cameron, 1891) |
| Entomognathus Dahlbom, 1844 |
| Entomognathus dinocerus Bohart, 1995 |