# Presbytis melalophos sumatranus

> subspecies of mammal

**Wikidata**: [Q20721825](https://www.wikidata.org/wiki/Q20721825)  
**Source**: https://4ort.xyz/entity/presbytis-melalophos-sumatranus


## References

1. Mammal Species of the World (Third edition)
2. The IUCN Red List of Threatened Species 2020.2
3. Taxonomy database of the U.S. National Center for Biotechnology Information
4. Integrated Taxonomic Information System
5. Global Biodiversity Information Facility
6. UMLS 2023
7. Open Tree of Life reference taxonomy version 3.6
8. ASM Mammal Diversity Database