Phylum Ascomycota Caval.-Sm. (1998) - sac fungi
   Subphylum Pezizomycotina O.E. Erikss. & Winka (1997)
     Class Leotiomycetes O.E. Erikss. & Winka (1997)
       Order Rhytismatales M.E.Barr ex Minter (1986)
         Family Ascodichaenaceae D.Hawksw. & Sherwood (1982)
           1 Genus Ascodichaena Butin (1977), nom. protect.
           2 Genus Delpinoina Kuntze (1891)
           3 ?Genus Pseudophacidium P.Karst. (1885)