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 Agaricomycetidae Locq. ex Parmasto (1986)
             Order Agaricales Underw. (1899)
               01 Family Agaricaceae Chevall. (1826)
               02 Family Bolbitiaceae Singer (1948)
               03 Family Broomeiaceae Zeller (1948)
               04 Family Clavariaceae Chevall. (1826)
               05 Family Coprinaceae Overeem & Weese (1924) see Family Agaricaceae Chevall. (1826)
               06 Family Cortinariaceae Singer (1951), nom. cons.
               07 Family Entolomataceae Kotl. & Pouzar (1972)
               08 Family Fistulinaceae Lotsy (1907)
               09 Family Gigaspermaceae Jülich (1982), nom. illeg.
               10 Family Hemigasteraceae Gäum. & C.W.Dodge (1928)
               11 Family Hydnangiaceae Gäum. & C.W.Dodge (1928)
               12 Family Lycoperdaceae Chevall. (1826)
               13 Family Marasmiaceae Roze ex Kühner (1980)
               14 Family Mesophelliaceae Jülich (1982)
               15 Family Mycenastraceae Zeller (1948) see Family Agaricaceae Chevall. (1826)
               16 ?Family Niaceae Jülich (1982)
               17 Family Nidulariaceae Dumort. (1822)
               18 Family Phelloriniaceae Ulbr. (1951) see Family Agaricaceae Chevall. (1826)
               19 Family Pleurotaceae Kühner (1980)
               20 Family Pluteaceae Kotl. & Pouzar (l972)
               21 Family Pterulaceae Corner (1970)
               22 Family Schizophyllaceae Quél. (1888)
               23 Family Strophariaceae Singer & A.H.Sm. (1946)
               24 Family Tricholomataceae R.Heim ex Pouzar (1983), nom. cons.
               25 Family Tulostomataceae E. Fisch. (1900) see Family Agaricaceae Chevall. (1826)
               26 Typhulaceae Jülich (1982)
               27 Genus Acinophora Raf. (1808), nom. dub., incertae sedis
               28 Genus Amanita Adans. (1763), nom. dub., incertae sedis
               29 Genus Anixia Fr. (1819), nom. dub., incertae sedis
               30 ?Genus Cheilophlebium Opiz & Gintl (1856), nom. dub.
               31 Genus Collyria Fr. (1849), nom. dub., incertae sedis
               32 Genus Cribrospora Pacioni & P. Fantini (2000), incertae sedis see Genus Lepiota (Pers.) Gray (1821), nom. cons.
               33 Genus Cycloderma Klotzsch (1832), nom. dub., incertae sedis
               34 ?Genus Eriosperma Raf. (1808), nom. dub.
               35 Genus Gramincola Velen. (1947), nom. dub., incertae sedis
               36 Genus Hypomnema Britzelm. (1883), nom. dub., incertae sedis
               37 Genus Laterradea Raspail (1824), nom. dub., incertae sedis
               38 Genus Mesophelliopsis Bat. & A.F. Vital (1957), incertae sedis
               39 ?Genus Mycospongia Velen. (1939), nom. dub.
               40 ?Genus Phlebophyllum R.Heim (1969)
               41 Genus Pilosace (Fr.) Quél. (1873), nom. dub., incertae sedis
               42 ?Genus Polygaster Fr. (1823), nom. sanct., nom. dub.
               43 Genus Rotula Raf. (1815), nom. illeg., nom. dub., incertae sedis
               44 ?Genus Sedecula Zeller (1941)
               45 Genus Stemastrum Raf. (1808), nom. dub., incertae sedis
               46 Genus Stylobates Fr. (1837), nom. dub., incertae sedis