Phylum Ascomycota Caval.-Sm. (1998) - sac fungi
   Subphylum Pezizomycotina O.E. Erikss. & Winka (1997)
     Class Dothideomycetes O.E. Erikss. & Winka (1997)
       Order Patellariales D.Hawksw. & O.E. Erikss. (1986), incertae sedis [monotypic]
         1 Family Patellariaceae Corda (1838)