Natura - nature
   actualia - actual entities
     Mundus Plinius - physical world
       naturalia - natural bodies
         Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
           ?"viruses"
             Order Caudovirales
               Family Herelleviridae
                 Subfamily Spounavirinae
                   [Genus Twortlikevirus]
                     1 [Listeria phage A511]
                     2 [Listeria phage P100]
                     3 [Staphylococcus phage G1]
                     4 [Staphylococcus phage K]
                     5 [Staphylococcus phage Twortᵀ]