Regnum Mycetoideum
   Class Gasteromycetes Fr. (1821)
     Order Uterini veri
       Suborder Pyrenomycetes
         Xylomacei
           1 Genus Depazea Fr. (1818), nom. sanct. see Genus Sphaerulina Sacc. (1878)
           2 Genus Actinothyrium Kunze (1818), nom. sanct.
           3 Genus Xyloma Pers. (1794), nom. sanct. see Genus Rhytisma Fr. (1819), nom. sanct.
           4 Genus Leptostroma Fr. (1815), nom. sanct.