| Hyposoter exiguae (Viereck, 1912) |
| Hyposoter fugitivus (Say, 1836) |
| Hyposoter fugitivus var. pacificus Cushman, 1919 |
| Hyposoter nefastus (Cresson, 1874) |
| Hyposoter rivalis Burks, 1958 |
| Hypothereutes Förster, 1869 |
| Iatomoplex Förster, 1868 |
| Ichnaeops Förster, 1869 |
| Ichneumon Linnaeus, 1758 |
| Ichneumon (Ichneumon) Linnaeus, 1758 |
| Ichneumon (Ichneumon) opaculus Cresson, 1873 |
| Ichneumon (Ichneumon) solitarius Cresson, 1873 |
| Ichneumon alvarado Cresson, 1868 |
| Ichneumon angustorius Thunberg, 1822 |
| Ichneumon appendigaster Linnaeus, 1758 |
| Ichneumon armillatoria (Thunberg, 1822) |
| Ichneumon arrogans Cresson, 1873 |
| Ichneumon asteriae (Jaeger, 1859) |
| Ichneumon bifasciatus Say, 1829 |
| Ichneumon bilimeki Cameron, 1884 |