Phylum Ascomycota Caval.-Sm. (1998) - sac fungi
   Class Taphrinomycetes O.E. Erikss. & Winka (1997)
     Order Taphrinales Gäum. & C.W.Dodge (1928)
       Family Protomycetaceae Gray (1821)
         1 Genus Burenia M.S. Reddy & C.L. Kramer (1975)
         2 Genus Protomyces Unger (1832)
         3 Genus Protomycopsis Magnus (1905)
         4 Genus Taphridium Lagerh. & Juel (1902)
         5 Genus Volkartia Maire (1909)