# Aegolius funereus richardsoni

> subspecies of bird

**Wikidata**: [Q27610655](https://www.wikidata.org/wiki/Q27610655)  
**Source**: https://4ort.xyz/entity/aegolius-funereus-richardsoni


## 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. eBird Taxonomy v2018
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. IOC World Bird List Version 10.2
13. IOC World Bird List Version 11.1
14. IOC World Bird List Version 11.2
15. IOC World Bird List Version 12.1
16. IOC World Bird List Version 12.2
17. IOC World Bird List Version 13.1
18. Integrated Taxonomic Information System
19. Global Biodiversity Information Facility
20. NWT Species Search
21. iNaturalist
22. Avibase
23. eBird
24. [Source](https://search.macaulaylibrary.org/catalog?taxonCode=borowl2)
25. eBird Taxonomy v2019