| Operation | Rank | Taxon name | New parent taxon | Old parent taxon |
|---|---|---|---|---|
| Move taxon | Genus | Zetavirus | Casidaviridae | Caudoviricetes |
| Move taxon | Genus | Baileybluvirus | Casidaviridae | Caudoviricetes |
| Move taxon | Genus | Yangvirus | Casidaviridae | Azeevirinae |
| Move taxon | Genus | Manhattanvirus | Casidaviridae | Azeevirinae |
| Move taxon | Genus | Liebevirus | Casidaviridae | Azeevirinae |