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 Myoviridae
                 Subfamily Peduovirinae
                   Genus Hpunavirus
                     1.1 Pasteurella virus F108
                     1.2.1 Haemophilus virus HP1ᵀ
                     1.2.2 Haemophilus virus HP2
                     2.1 Aeromonas virus phiO18P
                     2.2.1 Vibrio virus K139
                     2.2.2 Vibrio virus Kappa