Phylum Ascomycota Caval.-Sm. (1998) - sac fungi
   Subphylum Pezizomycotina O.E. Erikss. & Winka (1997)
     Class Lecanoromycetes O.E. Erikss. & Winka (1997)
       Subclass Lecanoromycetidae P.M.Kirk, P.F. Cannon, J.C. David & Stalpers (2001), nom. inval. see Subclass Lecanoromycetidae P.M.Kirk, P.F. Cannon, J.C. David & Stalpers ex Miądl., Lutzoni & Lumbsch (2007)
         Order Lecanorales Nannf. (1932)
           Family Lecideaceae Chevall. (1826)
             1 Genus Bahianora Kalb (1984)
             2 Genus Cecidonia Triebel & Rambold (1988)
             3 Genus Cryptodictyon A.Massal. (1860)
             4 Genus Hypocenomyce M. Choisy (1951)
             5 Genus Lecidea Ach. (1803)
             6 Genus Lopacidia Kalb (1984)
             7 ?Genus Pseudopannaria (B.de Lesd.) Zahlbr. (1924)
             8 ?Genus Rhizolecia Hertel (1984)
             9 ?Genus Steinia Körb. (1873)