# Coenraad Ritsema

> Dutch entomologist (1846–1929)

**Wikidata**: [Q5140791](https://www.wikidata.org/wiki/Q5140791)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Coenraad_Ritsema)  
**Source**: https://4ort.xyz/entity/coenraad-ritsema


## References

1. [Source](http://sdei.senckenberg.de/biographies/index.php?befehl=_details&id=26252)
2. Integrated Authority File
3. Virtual International Authority File
4. IdRef