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)
         Class Sordariomycetes O.E. Erikss. & Winka (1997)
           Subclass Hypocreomycetidae O.E. Erikss. & Winka (1997)
             Order Microascales Luttr. ex Benny & Kimbr. (1980)
               1 Genus Microascus Zukal (1885)
               2 Genus Petriella Curzi (1930)
               3 Genus Halosphaeria Linder (1944)
               4 Genus Lignincola Höhnk (1955)
               5 Genus Nimbospora J. Koch (1982)