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 Gammaherpesvirinae
                   Genus Percavirus
                     1.1 Vespertilionid gammaherpesvirus 1
                     1.2.1 Equid gammaherpesvirus 2ᵀ
                     1.2.2 Equid gammaherpesvirus 5
                     2.1.1 Felid gammaherpesvirus 1
                     2.1.2 Mustelid gammaherpesvirus 1
                     2.2 Phocid gammaherpesvirus 3