[viruses]
   Realm Riboviria
     Phylum Negarnaviricota
       Subphylum Haploviricotina
         Class Monjiviricetes
           Order Mononegavirales
             Family Paramyxoviridae
               Subfamily Orthoparamyxovirinae
                 Genus Morbillivirus
                   1 Canine morbillivirus
                   2 Cetacean morbillivirus
                   3 Feline morbillivirus
                   4 Measles morbillivirusᵀ
                   5 Phocine morbillivirus
                   6 Rinderpest morbillivirus
                   7 Small ruminant morbillivirus