| Clistopyga nigrifrons Cushman, 1922 |
| Clistopyga oaxacana González-Moreno & Bordera, 2014 |
| Clistopyga recurva (Say, 1835) |
| Clistopyga serricauda Khalaim & Hernández, 2008 |
| Clistorapha Cushman, 1947 |
| Clistorapha subfuliginosa Ashmead, 1894 |
| Clydonium Townes, 1966 |
| Clydonium quintanillai Gauld, 1991 |
| Coccygomimus de Saussure, 1890 |
| Coccygomimus caeruleus Brullé, 1846 |
| Coccygomimus caeruleus subsp. caeruleus Brullé, 1846 |
| Coccygomimus croceipes Cresson, 1874 |
| Coccygomimus punicipes Cresson, 1874 |
| Coccygomimus sanguinipes Cresson, 1872 |
| Coccygomimus sanguinipes subsp. sanguinipes Cresson, 1872 |
| Coccygomimus sumichrasti Cresson, 1873 |
| Coelichneumon Thomson, 1893 |
| Coelichneumon alvarado (Cresson, 1868) |
| Coelichneumon apicicarinatus (Morley, 1915) |
| Coelichneumon beatus (Cameron, 1885) |