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) Subclass Sordariomycetidae O.E. Erikss. & Winka (1997) 1 Order Diaporthales Nannf. (1932) 2 Order Ophiostomatales Benny & Kimbr. (1980) 3 Order Sordariales Chadef. ex D.Hawksw. & O.E. Erikss. (1986)