Biota see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Domain Eukarya Chatton, 1925 see Domain Eukaryota Chatton, 1925
     Supergroup Excavata Cavalier-Smith, 2002 see [unranked] Excavata Cavalier-Smith, 2002
       Phylum Euglenozoa Cavalier-Smith, 1981
         Class Euglenophyceae W. Schoenichen (1925) see Class Euglenoidea Bütschli, 1884