# Sylvia layardi

> species of bird

**Wikidata**: [Q1302584](https://www.wikidata.org/wiki/Q1302584)  
**Source**: https://4ort.xyz/entity/sylvia-layardi


## 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. HBW and BirdLife Taxonomic Checklist v2
8. eBird Taxonomy v2018
9. Clements Checklist of Birds of the World
10. IOC World Bird List Version 8.2
11. IOC World Bird List Version 9.1
12. IOC World Bird List Version 9.2
13. HBW and BirdLife Taxonomic Checklist v3
14. HBW and BirdLife Taxonomic Checklist v4
15. IOC World Bird List Version 10.1
16. Clements Checklist v2019
17. IOC World Bird List Version 10.2
18. HBW and BirdLife Taxonomic Checklist v5
19. [Birds of the World](https://birdsoftheworld.org/bow/key-to-scientific-names/search?q=layardi)
20. Taxonomy database of the U.S. National Center for Biotechnology Information
21. Integrated Taxonomic Information System
22. Global Biodiversity Information Facility
23. Avibase
24. Gwefan Llên Natur
25. IUCN Red List
26. AVIAN BODY SIZES IN RELATION TO FECUNDITY, MATING SYSTEM, DISPLAY BEHAVIOR, AND RESOURCE SHARING
27. Interim Register of Marine and Nonmarine Genera
28. The worldwide variation in avian clutch size across species and space
29. Biodiversity Heritage Library
30. Open Tree of Life reference taxonomy version 3.6
31. [Global Biodiversity Information Facility](https://www.gbif.org/species/5231309)
32. IOC World Bird List Version 14.1