[viruses]
   Family Papillomaviridae
     Subfamily Firstpapillomavirinae
       Genus Gammapapillomavirus
         01 Gammapapillomavirus 1ᵀ
         02 Gammapapillomavirus 2
         03 Gammapapillomavirus 3
         04 Gammapapillomavirus 4
         05 Gammapapillomavirus 5
         06 Gammapapillomavirus 6
         07 Gammapapillomavirus 7
         08 Gammapapillomavirus 8
         09 Gammapapillomavirus 9
         10 Gammapapillomavirus 10
         11 Gammapapillomavirus 11
         12 Gammapapillomavirus 12
         13 Gammapapillomavirus 13
         14 Gammapapillomavirus 14
         15 Gammapapillomavirus 15
         16 Gammapapillomavirus 16
         17 Gammapapillomavirus 17
         18 Gammapapillomavirus 18
         19 Gammapapillomavirus 19
         20 Gammapapillomavirus 20
         21 Gammapapillomavirus 21
         22 Gammapapillomavirus 22
         23 Gammapapillomavirus 23
         24 Gammapapillomavirus 24
         25 Gammapapillomavirus 25
         26 Gammapapillomavirus 26
         27 Gammapapillomavirus 27