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]
           ?"viruses"
             Realm Riboviria
               Order Tymovirales
                 Family Tymoviridaeᵀ
                   1.1.1.1 Poinsettia mosaic virus
                   1.1.1.2 Genus Marafivirus
                   1.1.2 Bombyx mori latent virus
                   1.2 Genus Tymovirusᵀ
                   2 Genus Maculavirus [monotypic]