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"
             Order Ortervirales
               Family Metaviridae
                 Genus Errantivirus
                   1.1 Ceratitis capitata Yoyo virus
                   1.2 Drosophila melanogaster Gypsy virusᵀ
                   2.1.1.1 Drosophila melanogaster Tirant virus
                   2.1.1.2 Drosophila melanogaster Zam virus
                   2.1.2 Trichoplusia ni TED virus
                   2.2.1.1 Drosophila melanogaster Idefix virus
                   2.2.1.2 Drosophila virilis Tv1 virus
                   2.2.2.1.1 Drosophila ananassae Tom virus
                   2.2.2.1.2 Drosophila melanogaster 297 virus
                   2.2.2.2 Drosophila melanogaster 17-6 virus