# Ichthyornithiformes

> order of birds (fossil)

**Wikidata**: [Q15632492](https://www.wikidata.org/wiki/Q15632492)  
**Source**: https://4ort.xyz/entity/ichthyornithiformes


## References

1. Encyclopedia of Life
2. Fossilworks
3. Interim Register of Marine and Nonmarine Genera
4. Open Tree of Life reference taxonomy version 3.6