The Viruses
   The RNA Viruses
     The Negative Stranded ssRNA Viruses
       Order Mononegavirales
         Family Paramyxoviridae
           Subfamily Paramyxovirinae see Family Paramyxoviridae
             Genus Respirovirus
               1 Bovine parainfluenza virus 3
               2 Human parainfluenza virus 1
               3 Human parainfluenza virus 3
               4 Sendai virusᵀ
               5 Simian virus 10