Table 4.1. Size of viruses belonging to different families

Family	Size (nm)
Poxviridae	300
Iridoviridae	135-300
Asfarviridae	170-220
Herpesviridae	150
Adenoviridae	80-100
Polyomaviridae	40-50
Papillomaviridae	55
Hepadnaviridae	50
Circoviridae	12-27
Parvoviridae	15-25
Retroviridae	80-100
Reoviridae	60-80
Birnaviridae	60
Paramyxoviridae	150-250
Rhabdoviridae	100
Filoviridae	80
Bornaviridae	80-100
Orthomyxoviridae	80-120
Bunyaviridae	80-120
Arenaviridae	50-280
Coronaviridae	120-150
Arteriviridae	60-70
Picornaviridae	30
Caliciviridae	30-40
Astroviridae	30
Togaviridae	70
Flaviviridae	40-60