# Protohippus

> genus of mammals (fossil)

**Wikidata**: [Q3408120](https://www.wikidata.org/wiki/Q3408120)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Protohippus)  
**Source**: https://4ort.xyz/entity/protohippus


## References

1. Global Biodiversity Information Facility
2. Interim Register of Marine and Nonmarine Genera
3. GF WordNet
4. Open Tree of Life reference taxonomy version 3.6