Kingdom Fungi R.T.Moore (1980) - fungi
   Subkingdom Dikarya Hibbett, T.Y. James & Vilgalys (2007)
     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 Pertusariales M. Choisy ex D.Hawksw. & O.E. Erikss. (1986)
               1 ?Family Ochrolechiaceae R.C. Harris ex Lumbsch & I. Schmitt (2006)
               2 Genus Coccotrema Müll.Arg. (1888)
               3 Genus Icmadophila Ehrh. ex A.Massal. (1852), nom. cons.
               4 Genus Ochrolechia A.Massal. (1852)
               5 Genus Pertusaria DC. (1805), nom. cons.