# vipers

> genus of snakes

**Wikidata**: [Q662672](https://www.wikidata.org/wiki/Q662672)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Vipera)  
**Source**: https://4ort.xyz/entity/vipers


## References

1. A phylogeny and revised classification of Squamata, including 4161 species of lizards and snakes
2. Reptile Database
3. Freebase Data Dumps. 2013
4. Taxonomy database of the U.S. National Center for Biotechnology Information
5. Integrated Taxonomic Information System
6. Encyclopedia of Life
7. Fossilworks
8. Global Biodiversity Information Facility
9. Fauna Europaea
10. Dyntaxa
11. WikiUMLS: Aligning UMLS to Wikipedia via Cross-lingual Neural Ranking
12. National Biodiversity Network
13. Nederlands Soortenregister
14. Belgian Species List
15. GF WordNet