| Monostoma attenuatum Rudolphi, 1809 |
| Monostoma crucibulum Rudolphi, 1819 |
| Monostoma expansum Creplin, 1842 |
| Monostoma lineare Rudolphi, 1819 |
| Monostoma mutabile Zeder, 1800 |
| Monostoma pandum Braun, 1901 |
| Monostoma pumilio Looss, 1896 |
| Monostoma renicapite Leidy, 1856 |
| Monostoma vinaledwardsii Linton, 1901 |
| Mycoenterolobium Goos, 1970 |
| Mycoenterolobium platysporum Goos, 1970 |
| Myrothecium Tode, 1790 |
| Myrothecium inundatum Tode, 1790 |
| Myrothecium roridum Tode, 1790 |
| Myrothecium setiramosum R. F. Castañeda, 1986 |
| Myrothecium verrucaria (Alb. & Schwein.) Ditmar, 1813 |
| Neosporidesmium Mercado & J. Mena, 1988 |
| Neosporidesmium maestrense Mercado & J. Mena, 1988 |
| Neta Shearer & J. L. Crane, 1971 |
| Neta gigaspora R. F. Castañeda & Heredia, 2000 |