Phylum Ascomycota Caval.-Sm. (1998) - sac fungi
   Class Taphrinomycetes O.E. Erikss. & Winka (1997)
     Order Taphrinales Gäum. & C.W.Dodge (1928)
       1 Family Protomycetaceae Gray (1821)
       2 Family Taphrinaceae Rostr. (1891), nom. cons.