Natura - nature actualia - actual entities Mundus Plinius - physical world naturalia - natural bodies [crown] Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020] Domain Bacteria Woese et al. 1990 [paraphyletic?] Superphylum Terrabacteria Battistuzzi et al. 2004 Phylum Cyanobacteria (ex Stanier 1974) Cavalier-Smith 2002 - cyanobacteria Class "Cyanobacteria" Cavalier-Smith, 2002 Subclass Oscillatoriophycideae Order Chroococcales Wettst. (1924) Family Chroococcaceaeᵀ Nägeli (1849) Genus Chroococcusᵀ C. Nägeli 1849 [ICBN] Chroococcus aphanocapsoides Skuja 1964 Chroococcus cohaerens (A. de Brébisson) Nägeli 1849 Chroococcus dispersus (C. von Keissler) E. Lemmermann 1904 Chroococcus distans (G.M. Smith) J. Komárková-Legnerová and G. Cronberg 1994 Chroococcus giganteus W. West 1892 Chroococcus limneticus Lemmermann 1898 Chroococcus microscopicus Komárková-Legnerová and Cronberg 1994 Chroococcus minimus (C. von Keissler) E. Lemmermann 1904 Chroococcus minor (F.T. Kützing) C. Nägeli 1849 Chroococcus minutus (F.T. Kützing) C. Nägeli 1849 Chroococcus pallidus (C. Nägeli in F.T. Kützing) C. Nägeli 1849 Chroococcus planctonicus Bethge 1935 Chroococcus subnudus (A. Hansgirg) G. Cronberg and J. Komárek 1994 Chroococcus tenax (O. Kirchner) G.H.E.W. Hieronymus 1892 Chroococcus turgidus (F.T. Kützing) C. Nägeli 1849 Chroococcus turicensis (C. Nägeli) A. Hansgirg 1892