Phylum Ascomycota Caval.-Sm. (1998) - sac fungi 01 Subphylum Taphrinomycotina O.E. Erikss. & Winka (1997) - basal ascomycetes 02 Subphylum Saccharomycotina O.E. Erikss. & Winka (1997) - budding yeasts 03 Subphylum Pezizomycotina O.E. Erikss. & Winka (1997) 04 Order Calosphaeriales M.E.Barr (1983) 05 Order Coryneliales Seaver & Chardón (1926) 06 Order Gyalectales Henssen ex D.Hawksw. & O.E. Erikss. (1986) see Order Ostropales Nannf. (1932) 07 Order Laboulbeniales Lindau (1897) 08 Order Lahmiales O.E. Erikss. (1986) 09 Order Lichinales Henssen & Büdel (1986) 10 Order Medeolariales Korf (1973) 11 Order Meliolales Gäum. ex D.Hawksw. & O.E. Erikss. (1986) 12 Order Ostropales Nannf. (1932) 13 Order Patellariales D.Hawksw. & O.E. Erikss. (1986) 14 Order Pertusariales M. Choisy ex D.Hawksw. & O.E. Erikss. (1986) 15 Order Phyllachorales M.E.Barr (1983) 16 Order Pyrenulales Fink ex D.Hawksw. & O.E. Erikss. (1986) 18 Order Spathulosporales Kohlm. (1973) 19 Order Teloschistales D.Hawksw. & O.E. Erikss. (1986) 20 Order Triblidiales O.E. Erikss. (1992) 21 Order Trichosphaeriales M.E.Barr (1983) 22 Order Trichotheliales Hafellner & Kalb (1995) see Order Ostropales Nannf. (1932) 23 Order Verrucariales Mattick ex D.Hawksw. & O.E. Erikss. (1986)