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 [Family Subsection 5.1 nom. inval.] 1 [Genus "Chlorogloeopsis" [ICNB]] see Genus Chlorogloeopsis A.K. Mitra & D.C. Pandey 1967 [ICBN] 2 [Genus "Fischerella" [ICNB]] see Genus Fischerella (E. Bornet & C. Flahault) M. Gomont (1895) 3 [Genus "Geitleria" [ICNB]] see Genus Geitleria Friedmann 1955 [ICBN] 4 [Genus "Iyengariella" [ICNB]] see Genus Iyengariella Desikachary 1953 [ICBN] 5 [Genus "Nostochopsis" [ICNB]] see Genus Nostochopsis Wood ex Bornet & Flahault 1886 [ICBN] 6 [Genus "Stigonema" [ICNB]] see Genus Stigonema C.Agardh ex Bornet & Flahault (1887)