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 Boletales E.-J. Gilbert (1931)
               Family Gomphidiaceae Maire ex Jülich (1982)
                 1 Genus Chroogomphus (Singer) O.K. Mill. (1964), nom. cons.
                 2 Genus Cystogomphus Singer (1942)
                 3 Genus Gomphidius Fr. (1836)
                 4 Genus Gomphogaster O.K. Mill. (1973)