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 Vitivirus
                       01 Actinidia virus A
                       02 Actinidia virus B
                       03 Arracacha virus V
                       04 Blackberry virus A
                       05 Grapevine virus Aᵀ
                       06 Grapevine virus B
                       07 Grapevine virus D
                       08 Grapevine virus E
                       09 Grapevine virus F
                       10 Grapevine virus G
                       11 Grapevine virus H
                       12 Grapevine virus I
                       13 Grapevine virus J
                       14 Heracleum latent virus
                       15 Mint virus 2