[viruses]
   Order Caudovirales
     Family Myoviridae
       Subfamily Tevenvirinae
         Genus Gaprivervirus
           1 Escherichia virus VR7
           2 Escherichia virus VR20
           3 Escherichia virus VR25
           4 Escherichia virus VR26
           5 Shigella virus SP18ᵀ