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 Baeomycetales Lumbsch, Huhndorf & Lutzoni (2007)
               1 Genus Ainoa Lumbsch & I. Schmitt (2001)
               2 Genus Baeomyces Pers. (1794), nom. sanct.
               3 Genus Phyllobaeis Kalb & Gierl (1993)