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)
                                       Subclass Agaricomycetidaeᵀ Locq. ex Parmasto (1986)
                                         Order Agaricalesᵀ Underw. (1899)
                                           Family Hygrophoraceae Lotsy (1907)
                                             [Genus Hygrotrama Singer (1959)] see Genus Camarophyllopsis Herink (1958)
                                             - [Genus Neohygrophorus Singer ex Singer (1962)] see Genus Pseudoomphalina (Singer) Singer (1956)
                                             01 Genus Acantholichen P.M. Jørg. (1998)
                                             02 Genus Aeruginospora Höhn. (1908)
                                             03 Genus Ampulloclitocybe Redhead, Lutzoni, Moncalvo & Vilgalys (2002)
                                             03.0 [Genus Clavicybe Harmaja (2002)] see Genus Ampulloclitocybe Redhead, Lutzoni, Moncalvo & Vilgalys (2002)
                                             04 Genus Aphroditeola Redhead & Manfr. Binder (2013)
                                             05 Genus Arrhenia Fr. (1849)
                                             06 Genus Cantharellula Singer (1936)
                                             07 Genus Cantharocybe H.E. Bigelow & A.H.Sm. (1973)
                                             08 Genus Chromosera Redhead, Ammirati & Norvell (1995)
                                             09 Genus Chrysomphalina Clémençon (1982)
                                             09.0 [Genus Chrysobostrychodes G. Kost (1985)] see Genus Chrysomphalina Clémençon (1982)
                                             10 Genus Cora Fr. (1825)
                                             11 Genus Corella Vain. (1890)
                                             12 Genus Cuphophyllus (Donk) Bon (1985)
                                             12.0 [Genus Dermolomopsis Vizzini (2012)] see Genus Cuphophyllus (Donk) Bon (1985)
                                             13 Genus Cyphellostereum D.A. Reid (1965)
                                             14 Genus Dictyonema C.Agardh ex Kunth (1822)
                                             15 Genus Eonema Redhead, Lücking & Lawrey (2009)
                                             16 Genus Gliophorus Herink (1958)
                                             17 Genus Haasiella Kotl. & Pouzar (1966)
                                             18 Genus Humidicutis (Singer) Singer (1959)
                                             19 Genus Hygroaster Singer (1955)
                                             20 Genus Hygrocybe (Fr.) P. Kumm. (1871)
                                             20.0 [Genus "Bertrandia" R.Heim (1936), nom. inval.] see Genus Bertrandia R.Heim (1966)
                                             20.0 [Genus Bertrandia R.Heim (1966)] see Genus Hygrocybe (Fr.) P. Kumm. (1871)
                                             20.0 [Genus Godfrinia Maire (1902)] see Genus Hygrocybe (Fr.) P. Kumm. (1871)
                                             20.0 [Genus Hydrophorus Battarra ex Earle (1909)] see Genus Hygrocybe (Fr.) P. Kumm. (1871)
                                             20.0 [Genus Pseudohygrocybe (Bon) Kovalenko (1988)] see Genus Hygrocybe (Fr.) P. Kumm. (1871)
                                             21 Genus Hygrophorusᵀ Fr. (1836)
                                             21.0 [Genus Camarophyllus (Fr.) P. Kumm. (1871)] see Genus Hygrophorus Fr. (1836)
                                             21.0 [Genus Limacium (Fr. ex Rabenh.) P. Kumm. (1871)] see Genus Hygrophorus Fr. (1836)
                                             22 Genus Lichenomphalia Redhead, Lutzoni, Moncalvo & Vilgalys (2002)
                                             22.0 [Genus Botrydiopsis Trevis. (1845), nom. illeg., nom. rej.] see Genus Phytoconis Bory (1797), nom. rej. prop.
                                             22.0 [Genus Coriscium Vain. (1890)] see Genus Lichenomphalia Redhead, Lutzoni, Moncalvo & Vilgalys (2002)
                                             23 Genus Neohygrocybe Herink (1958)
                                             24 Genus Porpolomopsis Bresinsky (2008)
                                             25 Genus Pseudoarmillariella (Singer) Singer (1956)
                                             26 Genus Semiomphalina Redhead (1984)
                                             27 Genus Sinohygrocybe C.Q. Wang, Ming Zhang & T.H. Li (2018)