prokaryotes - bacteria see Domain Bacteria Woese et al. 1990 stat. inval.
   Domain "Bacteria" Woese et al. 1990 stat. inval. see Domain Bacteria Woese et al. 2024
     Phylum "Cyanobacteria" (ex Stanier 1974) Cavalier-Smith 2002 stat. inval. - cyanobacteria see Phylum Cyanobacteriota Oren et al. 2022
       Order Prochlorales (ex Lewin 1977) Florenzano et al. 1986 nom. inval. see Order Chroococcales Cavalier-Smith 2002 nom. illeg., nom. rej.
         Family Prochloraceae (ex Lewin 1977) Florenzano et al. 1986 nom. inval. [monotypic] see Family Microcystaceae Elenkin 1933
           1 Genus Prochloron (ex Lewin 1977) Florenzano et al. 1986 nom. inval. see Genus Prochloron Lewin ex Hoffmann and Greuter 1993