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"
             Realm Riboviria
               Phylum Negarnaviricota
                 Subphylum Haploviricotina
                   Class Monjiviricetes
                     Order Mononegavirales
                       Family Paramyxoviridae
                         Subfamily Avulavirinae
                           Genus Orthoavulavirus
                             1.1.1.1 Avian orthoavulavirus 1ᵀ
                             1.1.1.2 Avian orthoavulavirus 16
                             1.1.2 Avian orthoavulavirus 9
                             1.2.1 Avian orthoavulavirus 12
                             1.2.2 Avian orthoavulavirus 13
                             2.1 Avian orthoavulavirus 19
                             2.2.1 Avian orthoavulavirus 17
                             2.2.2 Avian orthoavulavirus 18