Phylum Ascomycota Caval.-Sm. (1998) - sac fungi
   Subphylum Saccharomycotina O.E. Erikss. & Winka (1997) - budding yeasts
     Class Saccharomycetes G.Winter (1880)
       Order Saccharomycetales Luerss. (1877)
         Family Metschnikowiaceae T. Kamienski (1899)
           1 Genus Clavispora Rodr. Mir. (1979)
           2 Genus Metschnikowia T. Kamieński (1899)