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 Podoviridae
                 Genus Kuravirus
                   1 Escherichia virus 172-1
                   2 Escherichia virus ECB2
                   3 Escherichia virus NJ01
                   4 Escherichia virus phiEco32ᵀ
                   5 Escherichia virus Septima11
                   6 Escherichia virus SU10