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 Caudovirales
               Family Siphoviridae
                 Subfamily Bclasvirinae
                   1 Genus Rosebushvirus
                   2.1 Genus Pipefishvirus
                   2.2.1 Genus Acadianvirus
                   2.2.2.1 Genus Coopervirus
                   2.2.2.2 Genus Pegunavirus