| Operation | Rank | Taxon name | New parent taxon | Old parent taxa |
|---|---|---|---|---|
| Move taxon | Subfamily | Kutznervirinae | Hodgkinviridae | Caudoviricetes |
| Move taxon | Genus | Meganvirus | Hodgkinviridae | Kutznervirinae |
| Move taxon | Genus | Quhwahvirus | Hodgkinviridae | Kutznervirinae |
| Move taxon | Genus | Metamorphoovirus | Hodgkinviridae | Kutznervirinae |