| Truncospora Pilát, 1953 |
| Truncospora tephropora (Mont.) Zmitr., 2018 |
| Tyromyces P. Karst., 1881 |
| Tyromyces balsameus (Peck) Murrill, 1914 |
| Tyromyces borealis (Fr.) Imazeki, 1943 |
| Tyromyces caesius (Schrad.) Murrill, 1907 |
| Tyromyces chioneus (Fr.) P. Karst., 1881 |
| Tyromyces fragilis (Fr.) Donk, 1933 |
| Tyromyces fumidiceps G. F. Atk., 1908 |
| Tyromyces galactinus (Berk.) J. Lowe, 1975 |
| Tyromyces hibernicus (Berk. & Broome) Ryvarden, 1986 |
| Tyromyces humeana (Murrill) J. Lowe, 1975 |
| Tyromyces lacteus (Fr.) Murrill, 1907 |
| Tyromyces leibmannii (Fr.) G. Cunn., 1965 |
| Tyromyces leucomallus (Berk. & M.A. Curtis) Murrill, 1907 |
| Tyromyces leucospongius (Cooke & Harkn.) Bondartsev & Singer, 1941 |
| Tyromyces mappa (Overh. & J. Lowe) Ryvarden, 1973 |
| Tyromyces mexicanus Ryvarden & Guzmán, 2001 |
| Tyromyces palustris (Berk. & M. A. Curtis) Murrill, 1907 |
| Tyromyces semipileatus (Peck) Murrill, 1907 |