Phylum Cyanobacteria Garcia-Pichel et al. (2020) see Phylum Cyanobacteriota Oren et al. 2022
   Class Cyanophyceae Hauck (1885) see Class Chroococcophyceae Hollerbach et al. 1953
     Order Synechococcales Hoffmann, Komárek & Kaštovský (2005), nom. inval. see Order Synechococcales Hoffmann et al. 2005 nom. nud.
       Family Prochlorococcaceae Komárek & Strunecký (2020) see Family Prochlorococcaceae Komárek and Strunecký 2020
         Genus Anathece (Cronberg & Komárek) Komárek, Kaštovský & Jezberová (2011) see Genus Anathece (Cronberg and Komárek 1994) Komárek et al. 2011