Natura - nature
   actualia - actual entities
     Mundus Plinius - physical world
       naturalia - natural bodies
         [crown] Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
           Clade neomura Cavalier-Smith, 1987
             Domain Eukaryota Chatton, 1925 - eukaryotes
               Clade discaria Cavalier-Smith, 2021
                 Clade dorsates Cavalier-Smith, 2021
                   Clade podiates Cavalier-Smith, 2012
                     [crown] Clade Amorphea Adl et al. 2012 [Simpson, Medina & Adl 2020]
                       [crown] Clade Obazoa Brown, Sharpe, Silberman, Heiss, Lang, Simpson & Roger 2013
                         [crown] Clade Opisthokonta Cavalier-Smith 1987 [Simpson & Medina 2020] - animal-fungal clade
                           Superkingdom Holomycota Liu, Steenkamp, Brinkmann, Forget, Philippe & Lang, 2009
                             [crown] Kingdom Fungi R.T.Moore (1980) - fungi
                               [crown] Subkingdom Dikarya Hibbett, T.Y. James & Vilgalys (2007)
                                 Phylum Basidiomycota R.T.Moore (1980) - basidiomycetes
                                   Subphylum Agaricomycotina Doweld (2001)
                                     Class Agaricomycetesᵀ Doweld (2001)
                                       Order Trechisporales K.H. Larss. (2007), incertae sedis [monotypic]
                                         Family Hydnodontaceae Jülich (1982)
                                           01 Genus Brevicellicium K.H. Larss. & Hjortstam (1978)
                                           02 Genus Dextrinocystis Gilb. & M. Blackw. (1988)
                                           03 Genus Dextrinodontia Hjortstam & Ryvarden (1980)
                                           04 Genus Hydnodon Banker (1913)
                                           05 Genus Litschauerella Oberw. (1965)
                                           06 Genus Luellia K.H. Larss. & Hjortstam (1974)
                                           07 Genus Porpomyces Jülich (1982)
                                           08 Genus Scytinopogon Singer (1945)
                                           09 Genus Sistotremastrum J.Erikss. (1958)
                                           10 Genus Sphaerobasidium Oberw. (1965)
                                           11 Genus Subulicystidium Parmasto (1968)
                                           12 Genus Trechisporaᵀ P.Karst. (1890)
                                           13 Genus Tubulicium Oberw. (1965)