This is a list of biological virus upper-level taxa. See also Comparison of computer viruses This is an alphabetical list of biological virus higher taxa. It includes those taxa above family, ranging from realm to suborder, that are included in the ICTV's 2025 taxonomy release. For a list of virus genera, see List of genera of viruses. For a list of family-level viral taxa, see List of virus families and subfamilies.
Realms
Kingdoms
Phyla and subphyla
Phyla
Subphyla Haploviricotina Polisuviricotina Polyploviricotina Prepoliviricotina
Classes
Orders and suborders
Orders
Suborders
See also
References
External links
ICTV Master Species Lists at International Committee on Taxonomy of Viruses (ICTV)

