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 Ascomycota Caval.-Sm. (1998) - sac fungi
         Class Ascomycetes G.Winter (1880) see Phylum Ascomycota Caval.-Sm. (1998)
           Subclass Pezizomycetidae see Class Pezizomycetes O.E. Erikss. & Winka (1997)
             Order Pezizales J.Schröt. (1894)
               01 Family Ascobolaceae Boud. ex Sacc. (1884)
               02 Family Ascodesmidaceae J.Schröt. (1893)
               03 Family Carbomycetaceae Trappe (1971) see Family Pezizaceae Dumort. (1829)
               04 Family Discinaceae Benedix (1961)
               05 Family Glaziellaceae J.L. Gibson (1986)
               06 Family Helvellaceae Fr. (1823)
               07 Family Karstenellaceae Harmaja (1974)
               08 Family Morchellaceae Rchb. (1834)
               09 Family Pezizaceae Dumort. (1829)
               10 Family Pyronemataceae Corda (1842)
               11 Family Rhizinaceae Bonord. (1851)
               12 Family Sarcoscyphaceae Le Gal ex Eckblad (1968)
               13 Family Sarcosomataceae Kobayasi (1937)
               14 Family Terfeziaceae see Family Pezizaceae Dumort. (1829)
               15 Family Tuberaceae Dumort. (1822)