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 Omegavirus
                   1 Mycobacterium virus Baka
                   2 Mycobacterium virus Courthouse
                   3 Mycobacterium virus Littlee
                   4 Mycobacterium virus Omegaᵀ
                   5 Mycobacterium virus Optimus
                   6 Mycobacterium virus Thibault