[viruses]
   Realm Riboviria
     Family Tombusviridae
       Subfamily Procedovirinae
         01 Genus Alphacarmovirus
         02 Genus Alphanecrovirus
         03 Genus Aureusvirus
         04 Genus Betacarmovirus
         05 Genus Betanecrovirus
         06 Genus Gallantivirus [monotypic]
         07 Genus Gammacarmovirus
         08 Genus Macanavirus [monotypic]
         09 Genus Machlomovirus [monotypic]
         10 Genus Panicovirus
         11 Genus Pelarspovirus
         12 Genus Tombusvirus
         13 Genus Zeavirus [monotypic]
         14 Ahlum waterborne virus
         15 Bean mild mosaic virus
         16 Chenopodium necrosis virus
         17 Cucumber soil-borne virus
         18 Trailing lespedeza virus 1
         19 Weddel waterborne virus