• Tiarospora P.A. Saccardo & E. Marchal, 1885
• Tirispora E.B.G. Jones & L.L.P. Vrijmoed in E.B.G. Jones et al., 1994
• Tofispora G. Langer, 1994 accepted as Thanatephorus Donk, 1956
• Topospora E.M. Fries, 1836
• Torispora B.E. Balme, 1952 †
• Tornipora Jurgensen, 1971 (uncertain)
• Toroisporis W. Krutzsch, 1959 †
• Tortispora M.-A. Lachance & C.P. Kurtzman, 2013
• Toxospora Kudo, 1925 accepted as Toxoglugea Léger & Hesse, 1924
• Toxospora Voronin, 1993