SY Systematics

microtus in sy

The SY field contains terms relating to the taxonomic hierarchy to which each organism mentioned in the original document is assigned in the ZR on CD Thesaurus. All taxonomic and nomenclatural information is attached to the appropriate animal name in this field. The author date for the animal name might be included in these entries.

A semi-colon (;) indicates the end of a sentence when multiple descriptor sentences are present.