The taxonomy page presents PubChem data associated with a given taxon (organism).
More detailed information on PubChem Taxonomy can be found in the following paper:
[PubMed PMID: 35227770] [Free Full Text]
You can access a PubChem taxonomy via a URL of this form:
where TAXON is the name of a taxon. It can be a common name (e.g., rat or Norway rat) or a scientific name (Rattus norvegicus). A taxon identifier used in the NCBI Taxonomy database (10116 for norway rat) can also be used as TAXON. For example, the following URLs lead to the PubChem Taxonomy page for norway rat:
The annotation data presented on the Taxonomy page can be downloaded programmatically through PubChem's REST-like interface called PUG-View.
The PUG-View request URLs contain an NCBI Taxonomy ID, as shown in the following example:
SARS-CoV-2 (Taxonomy ID 2697049)
National Library of Medicine
8600 Rockville Pike
Bethesda, MD 20894