Phylum Ascomycota Caval.-Sm. (1998) - sac fungi
   Subphylum Pezizomycotina O.E. Erikss. & Winka (1997)
     Class Dothideomycetes O.E. Erikss. & Winka (1997)
       Order Capnodiales Woron. (1925)
         Family Capnodiaceae Höhn. ex Theiss. (1916)
           ?Genus Polychaeton (Pers.) Lév. (1846), nom. dub.