# Paleozoic

> first erathem and era of the Phanerozoic eonothem and eon

**Wikidata**: [Q75507](https://www.wikidata.org/wiki/Q75507)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Paleozoic)  
**Source**: https://4ort.xyz/entity/paleozoic


## References

1. International Chronostratigraphic Chart 2024/12
2. [Nuovo soggettario](https://thes.bncf.firenze.sbn.it/termine.php?id=21178)
3. [Source](https://stratigraphy.org/ICSchart/CGMW_ICS_colour_codes.xlsx)
4. Nuovo soggettario
5. Freebase Data Dumps. 2013
6. YSO-Wikidata mapping project
7. BabelNet
8. Quora
9. National Library of Israel
10. KBpedia
11. [OpenAlex](https://docs.openalex.org/download-snapshot/snapshot-data-format)