[Class] Cyanobacteria "Stanier (1974)", nom. inval. - cyanoprokaryotes see Class Cyanophyceae Hauck (1885)
   Order Synechococcales Hoffmann, Komárek & Kaštovský (2005), nom. inval. [paraphyletic] see Order Synechococcales Hoffmann et al. 2005 nom. nud.
     Family Synechococcaceae Komárek & Anagn. (1995) see Family Synechococcaceae Komárek and Anagnostidis 1995
       01 Genus Anathece (Cronberg & Komárek) Komárek, Kaštovský & Jezberová (2011) see Genus Anathece (Cronberg and Komárek 1994) Komárek et al. 2011
       02 Genus Bacularia Borzì (1905) see Genus Bacularia Borzì 1905
       03 Genus Cyanobium Rippka & Cohen-Baz. (1983), nom. inval. see Genus Cyanobium Rippka and Cohen-Bazire 1983 nom. inval.
       04 Genus Cyanocatena F. Hindák (1975) see Genus Cyanocatena Hindák 1975
       05 Genus Cyanodictyon A. Pascher (1914) see Genus Cyanodictyon Pascher 1914
       06 Genus Cyanogranis F. Hindák (1982) see Genus Cyanogranis Hindák 1982
       07 Genus Cyanonephron B. Hickel (1985) see Genus Cyanonephron Hickel 1985
       08 Genus Cyanothamnos Cronberg (1991) see Genus Cyanothamnos Cronberg 1991
       09 Genus Epigloeosphaera Komárková-Legnerová (1991) see Genus Epigloeosphaera Komárková-Legnerová 1991
       10 Genus Lemmermanniella L. Geitler (1942) see Genus Lemmermanniella Geitler 1942
       11 Genus Lithococcus Erceg. (1925) see Genus Lithococcus Ercegović 1925
       12 Genus Lithomyxa M.A. Howe (1932) see Genus Lithomyxa Howe 1932
       13 Genus Rhabdoderma W. Schmidle & R. Lauterborn (1900) see Genus Rhabdoderma Schmidle and Lauterborn 1900
       14 Genus Rhabdogloea B. Schröder (1917) see Genus Rhabdogloea Schröder 1917
       15 Genus Rhodostichus L. Geitler & A. Pascher (1931) see Genus Rhodostichus Geitler and Pascher 1931
       16 Genus Synechococcus C. Nägeli (1849) see Genus Synechococcus Nägeli 1849
       17 Genus "Thermosynechococcus" Katoh et al. (2001), nom. nud. see Genus Thermosynechococcus Katoh, Itoh, Shen & Ikeuchi (2020)