# Gracula

> genus of birds

**Wikidata**: [Q259424](https://www.wikidata.org/wiki/Q259424)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Gracula)  
**Source**: https://4ort.xyz/entity/gracula


## References

1. Integrated Taxonomic Information System. 1998
2. IOC World Bird List Version 6.3
3. IOC World Bird List Version 7.2
4. IOC World Bird List Version 6.4
5. IOC World Bird List Version 7.1
6. IOC World Bird List Version 7.3
7. IOC World Bird List Version 8.1
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. Systema Naturae. 10th edition, Volume 1
19. [Nuovo soggettario](https://thes.bncf.firenze.sbn.it/termine.php?id=59716)
20. Nuovo soggettario
21. Freebase Data Dumps. 2013
22. Taxonomy database of the U.S. National Center for Biotechnology Information
23. Fossilworks
24. Global Biodiversity Information Facility
25. World Register of Marine Species
26. ZooBank
27. Plazi
28. National Biodiversity Network
29. Barcode of Life Data Systems
30. Interim Register of Marine and Nonmarine Genera
31. National Library of Israel Names and Subjects Authority File
32. Open Tree of Life reference taxonomy version 3.6