Natura - nature
   actualia - actual entities
     Mundus Plinius - physical world
       naturalia - natural bodies
         [crown] Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
           Domain Bacteria Woese et al. 1990 [paraphyletic?]
             Superphylum Terrabacteria Battistuzzi et al. 2004
               Phylum Cyanobacteria (ex Stanier 1974) Cavalier-Smith 2002 - cyanobacteria
                 Class "Cyanobacteria" Cavalier-Smith, 2002
                   Subclass Oscillatoriophycideae
                     Order Chroococcales Wettst. (1924)
                       Family "Cyanobacteriaceae" Hoffmann, Komárek & Kaštovský (2005)
                         Genus Cyanobacteriumᵀ R. Rippka & G. Cohen-Bazire 1983 [ICBN]
                           1 Cyanobacterium cedrorum (C. Sauvageau) J. Komárek et al. (1999)
                           2 Cyanobacterium crassiusculum (Skuja) J. Komárek et al. (1999)
                           3 Cyanobacterium diachloros (Skuja) J. Komárek et al. (1999)
                           4 Cyanobacterium formosanum J. Komárek (1999)
                           5 Cyanobacterium minervae (J.J.Copel.) J. Komárek et al. (1999)
                           6 Cyanobacterium notatum (Skuja) J. Komárek et al. (1999)
                           7 Cyanobacterium stanieriᵀ R. Rippka & G. Cohen-Bazire (1983)
                           8 Cyanobacterium synechococcoides J. Komárek (1999)