RNA Viruses+ 33
DNA Viruses+ 29
Plant Viruses+ 18
Bacteriophages+ 16
Hepatitis Viruses+ 10
Insect Viruses+ 8
Archaeal Viruses+ 6
Vertebrate Viruses+ 6
Defective Viruses+ 5
Viruses, Unclassified+ 3
Virion+ 1
ArbovirusesHelper VirusesOncolytic VirusesProvirusesReassortant VirusesViroids