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
                 Genus Chivirus
                   1 Salmonella virus Chiᵀ
                   2 Salmonella virus FSLSP030
                   3 Salmonella virus FSLSP088
                   4 Salmonella virus iEPS5
                   5 Salmonella virus SPN19