# Bucerotiformes

> order of birds

**Wikidata**: [Q20740](https://www.wikidata.org/wiki/Q20740)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Bucerotiformes)  
**Source**: https://4ort.xyz/entity/bucerotiformes


## References

1. Integrated Taxonomic Information System. 2006
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. Taxonomy database of the U.S. National Center for Biotechnology Information
19. Encyclopedia of Life
20. Fossilworks
21. Global Biodiversity Information Facility
22. Dyntaxa
23. National Biodiversity Network
24. Nederlands Soortenregister
25. Barcode of Life Data Systems
26. Interim Register of Marine and Nonmarine Genera
27. Open Tree of Life reference taxonomy version 3.6