Phylum Ascomycota Caval.-Sm. (1998) - sac fungi
   Subphylum Pezizomycotina O.E. Erikss. & Winka (1997)
     Class Leotiomycetes O.E. Erikss. & Winka (1997)
       Order Cyttariales Luttr. ex Gamundí (1971) [monotypic]
         Family Cyttariaceae Speg. (1887) [monotypic]
           Genus Cyttaria Berk. (1842)