Phylum Ascomycota Caval.-Sm. (1998) - sac fungi
   Subphylum Pezizomycotina O.E. Erikss. & Winka (1997)
     Class Dothideomycetes O.E. Erikss. & Winka (1997)
       Family Cleistosphaeraceae Boonmee & K.D.Hyde (2017), incertae sedis [monotypic]
         1 Genus Cleistosphaera Syd. & P.Syd. (1916)