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 Caliciviridae
                 01 Genus Bavovirus [monotypic]
                 02 Genus Lagovirus
                 03 Genus Minovirus [monotypic]
                 04 Genus Nacovirus [monotypic]
                 05 Genus Nebovirus [monotypic]
                 06 Genus Norovirus [monotypic]
                 07 Genus Recovirus [monotypic]
                 08 Genus Salovirus [monotypic]
                 09 Genus Sapovirus [monotypic]
                 10 Genus Valovirus [monotypic]
                 11 Genus Vesivirus