Natura - nature
   actualia - actual entities
     Mundus Plinius - physical world
       naturalia - natural bodies
         [organisms] see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
           [Kingdom "Procaryotae" Murray 1968 nom. inval.] see Kingdom Procaryotae Murray 1968 (Approved Lists 1980) stat. inval.
             1 [Division "Cyanobacteria" Stanier 1974 nom. vernac.] see Division Cyanobacteria (ex Stanier 1974) Cavalier-Smith 2002 stat. inval.