| Mucrencyrtus Noyes, 1980 |
| Mucrencyrtus variabilis Sharkov, 1996 |
| Mymariella Risbec, 1951 |
| Neanagyrus Girault, 1915 |
| Nebaocharis Girault, 1916 |
| Neoaenasioidae Agarwal, 1966 |
| Neocladia R.C.L. Perkins, 1906 |
| Neocladia myersi (Waterston, 1928) |
| Neocopidosoma Ishii, 1923 |
| Neodiscodes Compere, 1931 |
| Neodusmetia Kerrich, 1964 |
| Neodusmetia indica (Burks, 1957) |
| Neodusmetia sangwani (Subba Rao, 1957) |
| Neoprochiloneurus Viggiani, 1966 |
| Nesoanagyrus Beardsley, 1969 |
| Nesyrphophagus Girault, 1915 |
| Neuranagyrus Boucek, 1977 |
| Nobrimus Thomson, 1876 |
| Notoencyrtus De Santis, 1964 |
| Oaphycus Girault, 1932 |