organisms see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Domain Eukaryota Chatton, 1925 - eukaryotes
     Kingdom Fungi R.T.Moore (1980) - fungi
       Phylum Basidiomycota R.T.Moore (1980) - basidiomycetes
         Class Basidiomycetes G.Winter (1880)
           Subclass Tremellomycetidae Caval.-Sm. (1998) see Class Tremellomycetes Doweld (2001)
             Order Tremellales Fr. (1821)
               01 Genus Bonia Pat. (1892)
               02 Genus Coccophysium Link (1833), nom. dub.
               03 Genus Filobasidiella Kwon-Chung (1976) see Genus Cryptococcus Vuill. (1901), nom. cons.
               04 Genus Sterigmatosporidium G. Kraep. & U. Schulze (1983)
               05 Genus Tausonia Babeva (1998)
               06 Family Aporpiaceae Bondartsev & Bondartseva (1960)
               07 Family Exidiaceae R.T.Moore (1978) see Family Auriculariaceae Fr. (1838)
               08 Family Hyaloriaceae Lindau (1897)
               09 Family Phragmoxenidiaceae Oberw. & R. Bauer (1990)
               10 Family Rhynchogastremataceae see Family Rhynchogastremaceae Oberw. & B. Metzler (1989)
               11 Family Sirobasidiaceae Lindau (1897)
               12 Family Syzygosporaceae see Family Filobasidiaceae L.S. Olive (1968)
               13 Family Tetragoniomycetaceae Oberw. & Bandoni (1981) see Family Rhynchogastremaceae Oberw. & B. Metzler (1989)
               14 Family Tremellaceae Fr. (1821)
               15 Family Tremellodendropsidaceae Jülich (1982)