| Microbembex coxalis R. Bohart, 1993 |
| Microbembex luteipes R. Bohart, 1993 |
| Microbembex monodonta (Say, 1824) |
| Microbembex monodonta subsp. occidentalis Johnson & Rohwer, 1908 |
| Microbembex tarsalis Rohwer, 1914 |
| Microcrabro de Saussure, 1892 |
| Microglossa Rayment, 1930 |
| Microglossella Rayment, 1935 |
| Microstictia Gillaspy, 1963 |
| Microstictia exigua (Fox, 1895) |
| Microstictia minutula Gillaspy, 1963 |
| Mimesa Shuckard, 1837 |
| Mimesa mexicana Cameron, 1891 |
| Mimesa tolteca Finnamore, 1983 |
| Mimesa zapoteca Finnamore, 1983 |
| Mimesini Cresson, 1887 |
| Miscophini Fox, 1894 |
| Miscothyris Shuckard, 1840 |
| Monedula Latreille, 1802 |
| Monedula discisa Taschenberg, 1870 |