Linked from
The 16 pages that link to Taxonomic revision, each with the reason it gives.
Type specimenRelated: Revisions revisit type material when reassessing taxon boundaries and names.
TaxonRelated: New evidence can split, merge, rename, or reposition taxa.
HolotypeRelated: Revisions consult holotypes to reassess which names apply to recognized species.
Insect taxonomyRelated: New evidence can lead revisions to split, merge, or rename insect taxa.
Type speciesRelated: Revisions can alter genus membership without changing its anchored name.
Family (biology)Related: Revisions can transfer genera between families or redefine a family.
AccipiterRelated: Changes to genus boundaries can alter which hawks are classified as Accipiter.
MegarachneRelated: Its reassignment from spider to eurypterid is a clear case of revision.