Genus
| Genus | Author | Ketoines |
|---|---|---|
| Microvalgus (Microvalgus) | Kraatz, 1883 | 32 |
| Microvalgus (Paediovalgus) | Kolbe, 1904 | |
| Miksicus | Ozdikmen & Turgut, 2009 | |
| Mimovalgus | Arrow, 1944 | |
| Mireia | Ruter, 1953 | 1 |
| Molynoptera | Kraatz, 1897 | 1 |
| Molynopteroides | Antoine, 1989 | 1 |
| Moriaphila | Kraatz, 1880 | 14 |
| Morokia | Janson, 1905 | |
| Moseriana | Ruter, 1965 | |
| Mycteristhes (Cephalocosmus) | Kraatz, 1895 | |
| Mycteristhes (Euprigenia) | ||
| Mycteristhes (Mycteristhes) | Laporte de Castelnau, 1840 | |
| Mycteristhes (Rhinacosmus) | Kraatz, 1895 | |
| Mycterophallus | Van der Poll, 1886 | |
| Myodermides | Ruter, 1964 | 1 |
| Myodermidius | Bourgoin, 1920 | 1 |
| Myodermum | Burmeister & Schaum, 1840 | 20 |
| Myrmechochilus | Wassmann, 1900 | 2 |
| Mzansica | Perissinotto, 2020 |