# Coniacian

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

**Wikidata**: [Q645398](https://www.wikidata.org/wiki/Q645398)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Coniacian)  
**Source**: https://4ort.xyz/entity/coniacian


## References

1. International Chronostratigraphic Chart 2013/01
2. [Source](https://stratigraphy.org/gssps/)
3. Freebase Data Dumps. 2013
4. BabelNet
5. [Position des Ostrea columba et biauriculata dans le groupe de la craie inférieure](https://www.biodiversitylibrary.org/item/237045#page/781/mode/1up)