# Hirundinidae

> family of birds

**Wikidata**: [Q39861](https://www.wikidata.org/wiki/Q39861)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Swallow)  
**Source**: https://4ort.xyz/entity/swallow


## 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. [Nuovo soggettario](https://thes.bncf.firenze.sbn.it/termine.php?id=38118)
19. Nuovo soggettario
20. Freebase Data Dumps. 2013
21. Taxonomy database of the U.S. National Center for Biotechnology Information
22. Encyclopedia of Life
23. Fossilworks
24. Global Biodiversity Information Facility
25. World Register of Marine Species
26. Integrated Authority File
27. BBC Things
28. Fauna Europaea
29. Dyntaxa
30. YSO-Wikidata mapping project
31. New Zealand Organisms Register
32. National Biodiversity Network
33. Nederlands Soortenregister
34. Barcode of Life Data Systems
35. Interim Register of Marine and Nonmarine Genera
36. Belgian Species List
37. National Library of Israel
38. Open Tree of Life reference taxonomy version 3.6