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 Synechococcophycideae
                     Order Pseudanabaenales L. Hoffm., Komárek & Kaštovský (2005)
                       Family Pseudanabaenaceaeᵀ Anagnostidis & Komárek (1988)
                         Subfamily Pseudanabaenoideaeᵀ
                           Genus Planktolyngbya Anagnostidis & Komárek (1988)
                             Planktolyngbya brevicellularis Cronberg and Komárek 1994
                             Planktolyngbya contorta (E. Lemmermann) K. Anagnostidis and J. Komárek 1988
                             Planktolyngbya crassa J. Komárková-Legnerová and G. Cronberg 1992
                             Planktolyngbya limnetica (E. Lemmermann) J. Komárková-Legnerová and G. Cronberg 1992
                             Planktolyngbya subtilis (W. West) K. Anagnostidis and J. Komárek 1988
                             Planktolyngbya undulata Komárek and Kling 1991