# Illinoian

> glacial period in the North American regional subdivision of the Quaternary

**Wikidata**: [Q3796459](https://www.wikidata.org/wiki/Q3796459)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Illinoian_(stage))  
**Source**: https://4ort.xyz/entity/illinoian


## References

1. U.S. Geologic Names Lexicon