# Rheinardia ocellata nigrescens

> subspecies of bird

**Wikidata**: [Q27603426](https://www.wikidata.org/wiki/Q27603426)  
**Source**: https://4ort.xyz/entity/rheinardia-ocellata-nigrescens


## References

1. IOC World Bird List Version 6.3
2. IOC World Bird List Version 7.2
3. IOC World Bird List Version 6.4
4. IOC World Bird List Version 7.1
5. IOC World Bird List Version 7.3
6. IOC World Bird List Version 8.1
7. Clements Checklist of Birds of the World
8. IOC World Bird List Version 8.2
9. IOC World Bird List Version 9.1
10. IOC World Bird List Version 9.2
11. IOC World Bird List Version 10.1
12. Clements Checklist v2019
13. IOC World Bird List Version 10.2
14. Encyclopedia of Life
15. Global Biodiversity Information Facility
16. Avibase
17. Google Knowledge Graph
18. iNaturalist
19. [Bulletin of the British Ornithologists' Club](https://www.biodiversitylibrary.org/page/37116626)
20. [American Museum of Natural History](https://emu-prod.amnh.org/db/emuwebamnh/index.php)
21. Biodiversity Heritage Library
22. Index to Organism Names