# Pachycephala griseiceps

> species of bird

**Wikidata**: [Q11846335](https://www.wikidata.org/wiki/Q11846335)  
**Source**: https://4ort.xyz/entity/pachycephala-griseiceps


## References

1. Integrated Taxonomic Information System. 1999
2. HBW and BirdLife Taxonomic Checklist v2
3. HBW and BirdLife Taxonomic Checklist v3
4. HBW and BirdLife Taxonomic Checklist v4
5. HBW and BirdLife Taxonomic Checklist v5
6. HBW and BirdLife Taxonomic Checklist v6
7. HBW and BirdLife Taxonomic Checklist v7
8. The IUCN Red List of Threatened Species 2021.3
9. IUCN Red List
10. Taxonomy database of the U.S. National Center for Biotechnology Information
11. Encyclopedia of Life
12. Global Biodiversity Information Facility
13. Interim Register of Marine and Nonmarine Genera