oxyphototroph prokaryotes - bacteria see Domain Bacteria Woese et al. 1990 stat. inval.
   Class Cyanoprokaryota Komárek & Golubić 1990 nom. nud. - cyanoprokaryotes
     Order Chroococcales Ardissone (1887) see Order Chroococcales corrig. Ardissone 1887
       Family Chamaesiphonaceae Borzì (1878) see Family Chamaesiphonaceae Borzì 1878
         1 Form genus Chamaecalyx Komárek & Anagn. (1986) see Genus Chamaecalyx Komárek and Anagnostidis 1986
         2 Genus Chamaesiphon A.Braun (1864) see Genus Chamaesiphon Braun 1864
         3 Form genus Clastidium O. Kirchner (1880) see Genus Clastidium Kirchner 1880
         4 Form genus Cyanophanon L. Geitler (1955) see Genus Cyanophanon Geitler 1955
         5 Form genus Geitleribactron Komárek (1975) see Genus Geitleribactron Komárek 1975
         6 Form genus Stichosiphon L. Geitler (1931) see Genus Stichosiphon Geitler 1931