procaryotes
   Domain Bacteria Woese et al. 1990 stat. inval. see Domain Bacteria Woese et al. 2024
     Phylum Cyanobacteria "Stanier (1974)" [monotypic] see Phylum Cyanobacteriota Oren et al. 2022
       Class "Cyanobacteria" "Stanier (1974)", nom. inval. [monotypic] - cyanoprokaryotes see Class Cyanophyceae Hauck (1885)
         Subsection III see Family Family 3.1 nom. inval.
           Form genus Prochlorothrix T. Burger-Wiersma, L.J. Stal & L.R. Mur (1989) see Genus Prochlorothrix Burger-Wiersma et al. 1989