# Tropicoperdix charltonii graydoni

> subspecies of bird

**Wikidata**: [Q117273487](https://www.wikidata.org/wiki/Q117273487)  
**Source**: https://4ort.xyz/entity/tropicoperdix-charltonii-graydoni


## References

1. IOC World Bird List Version 12.2
2. IOC World Bird List Version 12.1
3. IOC World Bird List Version 11.2
4. IOC World Bird List Version 11.1
5. [Birds of the World](https://birdsoftheworld.org/bow/key-to-scientific-names/search?q=graydoni)
6. Avibase
7. Google Knowledge Graph
8. [Ornis](https://www.biodiversitylibrary.org/page/24740127)