# Procellariiformes

> order of birds

**Wikidata**: [Q21685](https://www.wikidata.org/wiki/Q21685)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Procellariiformes)  
**Source**: https://4ort.xyz/entity/procellariiformes


## References

1. Integrated Taxonomic Information System. 2011
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. Library of Congress Control Number
19. [Nuovo soggettario](https://thes.bncf.firenze.sbn.it/termine.php?id=37817)
20. Nuovo soggettario
21. Freebase Data Dumps. 2013
22. Taxonomy database of the U.S. National Center for Biotechnology Information
23. Encyclopedia of Life
24. Fossilworks
25. Global Biodiversity Information Facility
26. World Register of Marine Species
27. Dyntaxa
28. YSO-Wikidata mapping project
29. New Zealand Organisms Register
30. National Biodiversity Network
31. Barcode of Life Data Systems
32. Interim Register of Marine and Nonmarine Genera
33. National Library of Israel
34. GF WordNet
35. Open Tree of Life reference taxonomy version 3.6