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
               Family Flaviviridae
                 Genus Pegivirus
                   01 Pegivirus Aᵀ
                   02 Pegivirus B
                   03 Pegivirus C
                   04 Pegivirus D
                   05 Pegivirus E
                   06 Pegivirus F
                   07 Pegivirus G
                   08 Pegivirus H
                   09 Pegivirus I
                   10 Pegivirus J
                   11 Pegivirus K