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 Herpesvirales
               Family Herpesviridaeᵀ
                 Subfamily Betaherpesvirinae
                   Genus Roseolovirus
                     1 Suid betaherpesvirus 2
                     2.1 Murid betaherpesvirus 3
                     2.2.1.1 Macacine betaherpesvirus 9
                     2.2.1.2 Human betaherpesvirus 7
                     2.2.2.1 Human betaherpesvirus 6Aᵀ
                     2.2.2.2 Human betaherpesvirus 6B