# Porzana atra

> species of bird

**Wikidata**: [Q1261287](https://www.wikidata.org/wiki/Q1261287)  
**Source**: https://4ort.xyz/entity/porzana-atra


## References

1. Integrated Taxonomic Information System. 1999
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. Freebase Data Dumps. 2013
14. Taxonomy database of the U.S. National Center for Biotechnology Information
15. Encyclopedia of Life
16. Global Biodiversity Information Facility
17. Gwefan Llên Natur
18. UMLS 2023
19. Interim Register of Marine and Nonmarine Genera
20. Handbook of the Birds of the World
21. Open Tree of Life reference taxonomy version 3.6