Division Opisthokonta Cavalier-Smith, 1987 see Clade Opisthokonta Cavalier-Smith 1987, nom. cl. inval.
   Superkingdom Holomycota Liu, Steenkamp, Brinkmann, Forget, Philippe & Lang, 2009
     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)
             01 Class Arthoniomycetes O.E. Erikss. & Winka (1997)
             02 Class Collemopsidiomycetes Tedersoo, Sánchez-Ramírez, Kõljalg, Bahram, M. Döring, Schigel, T.W. May, M. Ryberg & Abarenkov (2018) [monotypic]
             03 Class Coniocybomycetes M. Prieto & Wedin (2013)
             04 Class Dothideomycetes O.E. Erikss. & Winka (1997)
             05 Class Eurotiomycetes O.E. Erikss. & Winka (1997)
             06 Class Geoglossomycetes Zheng Wang, C.L. Schoch & Spatafora (2009)
             07 Class Laboulbeniomycetes Engl. (1897)
             08 Class Lecanoromycetes O.E. Erikss. & Winka (1997)
             09 Class Leotiomycetes O.E. Erikss. & Winka (1997)
             10 Class Lichinomycetes Reeb, Lutzoni & Cl.Roux (2004)
             11 Class Orbiliomycetes O.E. Erikss. & Baral (2003)
             12 Class Pezizomycetes O.E. Erikss. & Winka (1997)
             13 Class Sordariomycetes O.E. Erikss. & Winka (1997)
             14 Class Xylonomycetes Gazis & P. Chaverri (2012)