dobrovirus dobrovirus dobrovirus is a genus of viruses in the realm ribozyviria, containing the single species dobrovirus bufonis. dobrovirus virus classification (unranked): virus realm: ribozyviria family: kolmioviridae genus: dobrovirus synonyms chusan island toad virus 1 (citv-1) tfhdv host the chusan island toad (bufo gargarizans) serves as its host. b. gargarizans