organisms see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Domain Eukaryota Chatton, 1925 - eukaryotes
     Kingdom Fungi R.T.Moore (1980) - fungi
       Phylum Ascomycota Caval.-Sm. (1998) - sac fungi
         Class Ascomycetes G.Winter (1880) see Phylum Ascomycota Caval.-Sm. (1998)
           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)
             01 Order Agyriales Clem. & Shear (1931) see Order Pertusariales M. Choisy ex D.Hawksw. & O.E. Erikss. (1986)
             02 Order Gyalectales Henssen ex D.Hawksw. & O.E. Erikss. (1986) see Order Ostropales Nannf. (1932)
             03 Order Lecanorales Nannf. (1932)
             04 Order Lichinales Henssen & Büdel (1986)
             05 Order Peltigerales Walt. Watson (1929)
             06 Order Pertusariales M. Choisy ex D.Hawksw. & O.E. Erikss. (1986)
             07 Order Teloschistales D.Hawksw. & O.E. Erikss. (1986)
             08 ?Family Baeomycetaceae Dumort. (1829)
             09 ?Family Calycidiaceae Elenkin (1929) see Family Sphaerophoraceae Fr. (1831)
             10 ?Family Coniocybaceae Rchb. (1837)
             11 ?Family Pachyascaceae Poelt ex P.M.Kirk, P.F. Cannon & J.C. David (2001)
             12 ?Family Umbilicariaceae Chevall. (1826)