Phylum Ascomycota Caval.-Sm. (1998) - sac fungi
   Subphylum Pezizomycotina O.E. Erikss. & Winka (1997)
     Class Laboulbeniomycetes Engl. (1897)
       Order Laboulbeniales Lindau (1897)
         Family Ceratomycetaceae S. Colla (1934)
           01 Genus Autoicomyces Thaxt. (1908)
           02 Genus Ceratomyces Thaxt. (1892)
           03 Genus Drepanomyces Thaxt. (1931)
           04 Genus Eusynaptomyces Thaxt. (1931)
           05 Genus Helodiomyces F. Picard (1913)
           06 Genus Phurmomyces Thaxt. (1931)
           07 Genus Plectomyces Thaxt. (1931)
           08 Genus Rhynchophoromyces Thaxt. (1908)
           09 Genus Synaptomyces Thaxt. (1912)
           10 Genus Tettigomyces Thaxt. (1915)
           11 Genus Thaumasiomyces Thaxt. (1931)
           12 Genus Thripomyces Speg. (1915)