# Asselian

> first stage and age of the Cisuralian series and epoch

**Wikidata**: [Q740340](https://www.wikidata.org/wiki/Q740340)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Asselian)  
**Source**: https://4ort.xyz/entity/asselian


## References

1. International Chronostratigraphic Chart 2013/01
2. Freebase Data Dumps. 2013
3. [Source](https://doi.org/10.18814/epiiugs/1998/v21i1/003)
4. [Source](https://stratigraphy.org/gssps/files/asselian.pdf)