| Marasmius carpenterianus Singer, 1959 |
| Marasmius chiapasensis Singer, 1976 |
| Marasmius chrysoblepharis Singer, 1976 |
| Marasmius cladophyllus Berk., 1856 |
| Marasmius cohaerens (Pers.) Cooke & Quél., 1878 |
| Marasmius corrugatus (Pat.) Sacc., 1902 |
| Marasmius cryptotrichus Singer, 1976 |
| Marasmius cubensis Berk. & M. A. Curtis, 1868 |
| Marasmius cyrillaedis Dennis, 1968 |
| Marasmius cystidiosus (A. H. Sm. & Hesler) Gilliam, 1976 |
| Marasmius dryinus Singer, 1990 |
| Marasmius edwallianus Henn., 1900 |
| Marasmius epiphyllus (Pers.) Fr., 1838 |
| Marasmius ferrugineus Berk., 1843 |
| Marasmius fulvoferrugineus Gilliam, 1976 |
| Marasmius graminicola Speg., 1898 |
| Marasmius graminum (Lib.) Berk., 1860 |
| Marasmius guzmanianus Singer, 1976 |
| Marasmius haematocephalus (Mont.) Fr., 1838 |
| Marasmius haematocephalus var. haematocephalus (Mont.) Fr., 1838 |