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 Betaflexiviridae
                   Subfamily Trivirinae [paraphyletic]
                     Genus Prunevirus [paraphyletic]
                       1.1 Actinidia seed borne latent virus
                       1.2 Caucasus prunus virus
                       n Apricot vein clearing associated virusᵀ