Hierarchy classification:

1. top of the aat hierarchies
2. Agents Facet
3. Living Organisms (hierarchy name)
4. living organisms (entities)
5. Eukaryota (domain)
6. Animalia (kingdom)
7. Chordata (phylum)
8. Vertebrata (subphylum)
9. Mammalia (class)
10. Rodentia (order)
11. Sciuridae (family)

Anotations

Scope note:

Members of a genus containing five species of gregarious, colony-forming rodents that live in extensive burrow systems in grasslands of plains, high plateaus, and montain valleys in North America, and have a call resembling a dog's bark.