[viruses]
   Realm Riboviria
     Phylum Negarnaviricota
       Subphylum Polyploviricotina
         Class Insthoviricetes [monotypic]
           Order Articulavirales
             Family Orthomyxoviridae
               1 Genus Alphainfluenzavirus [monotypic]
               2 Genus Betainfluenzavirus [monotypic]
               3 Genus Deltainfluenzavirus [monotypic]
               4 Genus Gammainfluenzavirus [monotypic]
               5 Genus Isavirus [monotypic]
               6 Genus Quaranjavirus
               7 Genus Thogotovirus