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 Merismopediaceae Elenkin (1933) see Family Microcystaceae Elenkin 1933
         Subfamily Gomphosphaerioideae see Family Gomphosphaeriaceae Elenkin (1933)
           1 Form genus Coelomoron Buell (1938) see Genus Coelomoron Buell 1938
           2 Form genus Coelosphaeriopsis Lemmerm. (1899) see Genus Coelosphaeriopsis Lemmermann 1899
           3 Form genus Coelosphaerium C. Nägeli (1849) see Genus Coelosphaerium Nägeli 1849
           4 Form genus Gomphosphaeria Kütz. (1836) see Genus Gomphosphaeria Kützing 1836
           5 Form genus Siphonosphaera Hindák (1988) see Genus Siphonosphaera Hindák 1988
           6 Genus Snowella A.A. Elenkin (1938) see Genus Snowella Elenkin 1938
           7 Genus Woronichinia A.A. Elenkin (1933) see Genus Woronichinia Elenkin 1933