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)
           Family Baeomycetaceae Dumort. (1829)
             Genus Parainoa Resl & T. Sprib. (2015)