# Ratufinae

> subfamily of squirrels

**Wikidata**: [Q3420168](https://www.wikidata.org/wiki/Q3420168)  
**Source**: https://4ort.xyz/entity/ratufinae


## References

1. Squirrels of the World
2. Mammal Species of the World (Third edition)
3. A Guide to the Mammals of China
4. Handbook of the Mammals of the World. 6. Lagomorphs and Rodents I
5. Taxonomy database of the U.S. National Center for Biotechnology Information
6. Integrated Taxonomic Information System
7. UMLS 2023