Kingdom Fungi R.T.Moore (1980) - fungi
   Subkingdom Dikarya Hibbett, T.Y. James & Vilgalys (2007)
     Phylum Ascomycota Caval.-Sm. (1998) - sac fungi
       Subphylum Pezizomycotina O.E. Erikss. & Winka (1997)
         Class Leotiomycetes O.E. Erikss. & Winka (1997)
           1 Order Cyttariales Luttr. ex Gamundí (1971)
           2 Order Erysiphales Warm. (1884)
           3 Order Helotiales Nannf. (1932)
           4 Order Rhytismatales M.E.Barr ex Minter (1986)
           5 Order Thelebolales P.F. Cannon (2001)