Phylum Ascomycota Caval.-Sm. (1998) - sac fungi
   Subphylum Pezizomycotina O.E. Erikss. & Winka (1997)
     01 Class Arthoniomycetes O.E. Erikss. & Winka (1997)
     02 Class Dothideomycetes O.E. Erikss. & Winka (1997)
     03 Class Eurotiomycetes O.E. Erikss. & Winka (1997)
     04 Class Laboulbeniomycetes Engl. (1897)
     05 Class Lecanoromycetes O.E. Erikss. & Winka (1997)
     06 Class Leotiomycetes O.E. Erikss. & Winka (1997)
     07 Class Lichinomycetes Reeb, Lutzoni & Cl.Roux (2004)
     08 Class Orbiliomycetes O.E. Erikss. & Baral (2003)
     09 Class Pezizomycetes O.E. Erikss. & Winka (1997)
     10 Class Sordariomycetes O.E. Erikss. & Winka (1997)
     11 Order Coryneliales Seaver & Chardón (1926)
     12 Order Lahmiales O.E. Erikss. (1986)
     13 Order Medeolariales Korf (1973)
     14 Order Triblidiales O.E. Erikss. (1992)