| Starmera pachycereana (Starmer, Phaff, M. Miranda & M.W. Mill.) Kurtzman, Robnett & Bas.-Powers, 2008 |
| Stictodiscus Grev., 1861 |
| Stictodiscus californicus Grev., 1861 |
| Stilbella Lindau, 1900 |
| Stilbella annulata (Berk. & M. A. Curtis) Seifert, 1985 |
| Stilbella clavispora Seifert, 1985 |
| Subulispora Tubaki, 1971 |
| Subulispora longirostrata Nawawi & Kuthub., 1987 |
| Subulispora procurvata Tubaki, 1971 |
| Synarthonia Müll. Arg., 1891 |
| Synarthonia astroidestera (Nyl.) Ertz & Van den Broeck, 2018 |
| Tapesia (Pers.) Fuckel, 1870 |
| Tapesia lividofusca (Fr.) Rehm, 1891 |
| Teratosperma Syd. & P. Syd., 1909 |
| Teratosperma sclerotivorum (Uecker, W. A. Ayers & P. B. Adams) S. Hughes, 1979 |
| Teratosperma singulare Syd. & P. Syd., 1909 |
| Tetracoccosporium Szabó, 1905 |
| Tetracoccosporium aerium P. C. Misra & P. Srivast., 1976 |
| Thermomyces Tsikl., 1899 |
| Thermomyces lanuginosus Tsikl., 1899 |