[viruses]
   Realm Riboviria
     Family Narnaviridae
       Genus Mitovirus
         1 Cryphonectria mitovirus 1ᵀ
         2 Ophiostoma mitovirus 4
         3 Ophiostoma mitovirus 5
         4 Ophiostoma mitovirus 6
         5 Ophiostoma mitovirus 3a