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 Pleomassariaceae M.E.Barr (1979)
           1 Genus Asteromassaria Höhn. (1917)
           2 Genus Lichenopyrenis Calat., M.J. Sanz & Aptroot (2001)
           3 Genus Peridiothelia D.Hawksw. (1985)
           4 Genus Splanchnonema Corda (1829)
           5 Genus Pleomassaria Speg. (1880)