# Proteobacteria

> phylum of Gram-negative bacteria

**Wikidata**: [Q130999](https://www.wikidata.org/wiki/Q130999)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Proteobacteria)  
**Source**: https://4ort.xyz/entity/proteobacteria


## References

1. LPSN
2. A higher level classification of all living organisms
3. Validation List no. 106: Validation of publication of new names and new combinations previously effectively published outside the IJSEM
4. [Nuovo soggettario](https://thes.bncf.firenze.sbn.it/termine.php?id=45491)
5. Nuovo soggettario
6. Freebase Data Dumps. 2013
7. Integrated Taxonomic Information System
8. Fossilworks
9. Global Biodiversity Information Facility
10. World Register of Marine Species
11. Integrated Authority File
12. Dyntaxa
13. New Zealand Organisms Register
14. UMLS 2023
15. Quora
16. Interim Register of Marine and Nonmarine Genera
17. National Library of Israel
18. KBpedia
19. Open Tree of Life reference taxonomy version 3.6
20. [OpenAlex](https://docs.openalex.org/download-snapshot/snapshot-data-format)