Procaryotic Genera
   Domain "Bacteria" Woese et al. 1990
     Phylum Cyanobacteria (ex Stanier 1974) Cavalier-Smith 2002 [monotypic] - cyanobacteria
       Class "Cyanobacteria" Cavalier-Smith, 2002
         Subsection III [monotypic] see Family Family 3.1 nom. inval.
           Family I see Family Family 3.1 nom. inval.
             01 Form genus Arthrospira E. Stizenberger ex Gomont 1892-1893[1893] [ICBN]
             02 Form genus Borzia F.J. Cohn ex M. Gomont 1892-1893[1893] [ICBN]
             03 Form genus Crinalium Crow 1927 nom. inval. see Genus Crinalium W.B. Crow 1927 [ICBN]
             04 Form genus Geitlerinema (Anagnostidis & Komárek) K. Anagnostidis 1989 [ICBN]
             05 Genus Halospirulina Nübel et al. 2000 see Genus Spirulina P.J.F. Turpin ex M. Gomont (1892)
             06 Form genus Leptolyngbya Anagnostidis & Komárek 1988 [ICBN]
             07 Form genus Limnothrix Meffert 1987 see Genus Limnothrix M.-E. Meffert 1987 [ICBN]
             08 Form genus Lyngbya C.Agardh ex Gomont (1892), nom. cons.
             09 Form genus Microcoleus J.B.H.J. Desmazières ex M. Gomont 1892 [ICBN]
             10 Form genus Oscillatoria Vaucher ex Gomont (1892)
             11 Form genus Planktothrix Anagnostidis and Komárek 1988 nom. inval. see Genus Planktothrix K. Anagnostidis & J. Komárek 1988 [ICBN]
             12 Form genus Prochlorothrix Burger-Wiersma et al. 1989 see Genus Prochlorothrix T. Burger-Wiersma et al. 1989 [ICBN]
             13 Form genus Psuedanabaena orth. inval. see Genus Pseudanabaena R. Lauterborn 1915 [ICBN]
             14 Form genus Spirulina P.J.F. Turpin ex M. Gomont (1892)
             15 Form genus Starria N.J. Lang 1977 [ICBN]
             16 Form genus Symploca F.T. Kützing ex Gomont 1892-1893[1893] [ICBN]
             17 Genus Trichodesmium Ehrenb. ex Gomont (1893)
             18 Form genus Tychonema Anagnostidis & Komárek 1988 [ICBN]