living organisms see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Superkingdom Eukaryotae see Domain Eukaryota Chatton, 1925
     Kingdom Plantae Haeckel (1866) - plants
       Subkingdom Thallobionta
         Division Eumycota see Kingdom Eumycota
           Subdivision Ascomycotina Ainsw. (1966) see Phylum Ascomycota Caval.-Sm. (1998)
             Class Plectomycetes Ainsw. (1966) see Class Ascomycetes G.Winter (1880)
               Order Eurotiales G.W. Martin ex Benny & Kimbr. (1980)
                 Family Ophiostomataceae Nannf. (1932)
                   Genus Ceratocystopsis see Genus Ceratocystiopsis H.P. Upadhyay & W.B. Kendr. (1975)