# Pachycephalosaurus spinifer

> Species of ornithischian dinosaur

**Wikidata**: [Q131161](https://www.wikidata.org/wiki/Q131161)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Stygimoloch)  
**Source**: https://4ort.xyz/entity/pachycephalosaurus-spinifer


## References

1. Freebase Data Dumps. 2013
2. Fossilworks
3. Global Biodiversity Information Facility
4. Interim Register of Marine and Nonmarine Genera