Phylum Ascomycota Caval.-Sm. (1998) - sac fungi
   Subphylum Pezizomycotina O.E. Erikss. & Winka (1997)
     Class Sordariomycetes O.E. Erikss. & Winka (1997)
       Subclass Sordariomycetidae O.E. Erikss. & Winka (1997)
         Order Chaetosphaeriales Huhndorf, A.N. Mill. & F.A. Fernández (2004)
           Family Chaetosphaeriaceae Réblová, M.E.Barr & Samuels (1999)
             1 Genus Ascochalara Réblová (1999)
             2 Genus Australiasca Sivan. & Alcorn (2002)
             3 Genus Chaetosphaeria Tul. & C.Tul. (1863)
             4 Genus Lecythothecium Réblová & Winka (2001)
             5 Genus Melanochaeta E. Müll., Harr & Sulmont (1969)
             6 Genus Porosphaerella E. Müll. & Samuels (1982)
             7 Genus Striatosphaeria Samuels & E. Müll. (1979)