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"
             Family Parvoviridae
               Subfamily Parvovirinaeᵀ
                 Genus Tetraparvovirus
                   1 Ungulate tetraparvovirus 3
                   2.1 Chiropteran tetraparvovirus 1
                   2.2.1.1.1 Ungulate tetraparvovirus 1
                   2.2.1.1.2 Ungulate tetraparvovirus 4
                   2.2.1.2 Ungulate tetraparvovirus 2
                   2.2.2 Primate tetraparvovirus 1ᵀ