Phylum Ascomycota Caval.-Sm. (1998) - sac fungi
   Subphylum Pezizomycotina O.E. Erikss. & Winka (1997)
     Class Lecanoromycetes O.E. Erikss. & Winka (1997)
       Subclass Ostropomycetidae V. Reeb, Lutzoni & Cl.Roux (2004)
         Order Ostropales Nannf. (1932)
           Family Thelotremataceae (Nyl.) Stizenb. (1862) see Family Graphidaceae Dumort. (1822)
             01 Genus Ampliotrema Kalb (2004)
             02 Genus Chroodiscus (Müll.Arg.) Müll.Arg. (1890)
             03 Genus Diploschistes Norman (1853)
             04 Genus Ingvariella Guderley & Lumbsch (1997)
             05 Genus Myriotrema Fée (1824)
             06 Genus Nadvornikia Tibell (1984)
             07 Genus Ocellularia G. Mey. (1825), nom. cons.
             08 ?Genus Phaeotrema Müll.Arg. (1887), nom. cons.
             09 Genus Platygrapha Berk. & Broome (1873)
             10 Genus Polistroma Clemente (1807)
             11 Genus Pseudoramonia Kantvilas & Vězda (2000)
             12 Genus Reimnitzia Kalb (2001)
             13 Genus Thelotrema Ach. (1803)
             14 Genus Topeliopsis Kantvilas & Vězda (2000)
             15 Genus Tremotylium Nyl. (1865)