Domain Eucaryota
   Subdomain Amoebota Doweld (2001)
     Kingdom Mucorobiota Doweld (2001)
       Subkingdom Tuberobiotina Doweld (2001)
         Phylum Tuberomycota Doweld (2001)
           Subphylum Saccharomycotina O.E. Erikss. & Winka (1997) [monotypic] - budding yeasts
             1 Class Saccharomycetes G.Winter (1880)