[viruses]
   Family Polyomaviridae
     Genus Betapolyomavirus
       01 Acerodon celebensis polyomavirus 2
       02 Artibeus planirostris polyomavirus 1
       03 Canis familiaris polyomavirus 1
       04 Cebus albifrons polyomavirus 1
       05 Cercopithecus erythrotis polyomavirus 1
       06 Chlorocebus pygerythrus polyomavirus 2
       07 Desmodus rotundus polyomavirus 1
       08 Dobsonia moluccensis polyomavirus 2
       09 Dobsonia moluccensis polyomavirus 3
       10 Equus caballus polyomavirus 1
       11 Human polyomavirus 1
       12 Human polyomavirus 2
       13 Human polyomavirus 3
       14 Human polyomavirus 4
       15 Leptonychotes weddellii polyomavirus 1
       16 Loxodonta africana polyomavirus 1
       17 Macaca mulatta polyomavirus 1ᵀ
       18 Mastomys natalensis polyomavirus 1
       19 Meles meles polyomavirus 1
       20 Microtus arvalis polyomavirus 1
       21 Miniopterus africanus polyomavirus 1
       22 Mus musculus polyomavirus 2
       23 Myodes glareolus polyomavirus 1
       24 Myotis lucifugus polyomavirus 1
       25 Pan troglodytes polyomavirus 8
       26 Papio cynocephalus polyomavirus 2
       27 Pteronotus davyi polyomavirus 1
       28 Pteronotus parnellii polyomavirus 1
       29 Rattus norvegicus polyomavirus 2
       30 Rousettus aegyptiacus polyomavirus 1
       31 Saimiri boliviensis polyomavirus 1
       32 Saimiri sciureus polyomavirus 1
       33 Vicugna pacos polyomavirus 1
       34 Zalophus californianus polyomavirus 1