# Santonian

> fourth stage and age of the Upper Cretaceous series/Late Cretaceous epoch

**Wikidata**: [Q257290](https://www.wikidata.org/wiki/Q257290)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Santonian)  
**Source**: https://4ort.xyz/entity/santonian


## References

1. International Chronostratigraphic Chart 2013/01
2. [Source](https://stratigraphy.org/gssps/)
3. Freebase Data Dumps. 2013
4. BabelNet