# GSSP for the base of the Sinemurian

> global boundary stratotype section and point for the base of the Sinemurian Stage

**Wikidata**: [Q134308334](https://www.wikidata.org/wiki/Q134308334)  
**Source**: https://4ort.xyz/entity/gssp-for-the-base-of-the-sinemurian


## References

1. [Source](https://doi.org/10.18814/epiiugs/2002/v25i1/003)
2. [Source](https://stratigraphy.org/gssps/#jurassic)