asexual fungi R.T.Moore (1980) - fungi
   Phylum Ascomycota Caval.-Sm. (1998) - sac fungi
     Subphylum Sacharomycotina orth. inval. see Subphylum Saccharomycotina O.E. Erikss. & Winka (1997)
       Class Saccharomycetes O.E. Erikss. & Winka (1997), nom. inval. see Class Saccharomycetes G.Winter (1880)
         Order Saccharomycetales Kudryavtsev (1960), nom. inval. see Order Saccharomycetales Luerss. (1877)
           Family Pichiaceae Zender (1925)
             1 Anamorph genus Brettanomyces N.H. Claussen ex Custers (1940)
             2 Anamorph genus Hyphopichia Arx & Van der Walt (1976)