life see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Superkingdom Prokarya see Domain Bacteria Woese et al. 1990
     Kingdom Bacteria (Cohn 1870) Cavalier-Smith 1983 - bacteria see Kingdom Bacteria Cavalier-Smith 2002
       Subkingdom Eubacteria Cavalier-Smith 1981 see Domain Bacteria Woese et al. 1990
         Division Gracilicutes Gibbons and Murray 1978 (Approved Lists 1980) see Phylum Gracilicutes
           Phylum Cyanobacteria (ex Stanier 1974) Cavalier-Smith 2002 - cyanobacteria
             Class Coccogoneae Thuret (1875) - coccoid cyanobacteria see Subclass Oscillatoriophycideae
               Order Chamaesiphonales see Order Chroococcales Cavalier-Smith 2002
                 1 Genus Chamaesiphon A.Braun in L. Rabenh. 1865 [ICBN]
                 2 Genus Dermocarpa P.L. and H.M. Crouan 1858 see Genus Cyanocystis A. Borzì 1882 [ICBN]