Phylum Ascomycota Caval.-Sm. (1998) - sac fungi
   Subphylum Pezizomycotina O.E. Erikss. & Winka (1997)
     Class Dothideomycetes O.E. Erikss. & Winka (1997)
       Order Pleosporales Luttr. ex M.E.Barr (1987)
         Family Sporormiaceae Munk (1957)
           1 Genus Chaetopreussia Locq.-Lin. (1977)
           2 Genus Pleophragmia Fuckel (1870)
           3 Genus Preussia Fuckel (1867)
           4 Genus Pycnidiophora Clum (1956)
           5 Genus Sporormia De Not. (1845)
           6 Genus Sporormiella Ellis & Everh. (1892)
           7 Genus Spororminula Arx & Aa (1987)
           8 Genus Westerdykella Stolk (1955)