Phylum Ascomycota Caval.-Sm. (1998) - sac fungi Subphylum Pezizomycotina O.E. Erikss. & Winka (1997) Superclass Leotiomyceta O.E. Erikss. & Winka (1997) Class Sordariomycetes O.E. Erikss. & Winka (1997) 1 Subclass Hypocreomycetidae O.E. Erikss. & Winka (1997) 2 Subclass Sordariomycetidae O.E. Erikss. & Winka (1997) 3 Subclass Xylariomycetidae O.E. Erikss. & Winka (1997)