# Clavulinopsis

> extinct genus of single-celled organisms

**Wikidata**: [Q5129694](https://www.wikidata.org/wiki/Q5129694)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Clavulinopsis_(foraminifera))  
**Source**: https://4ort.xyz/entity/clavulinopsis-q5129694


## References

1. The genus Clavulinoides Cushman emended and the new Cretaceous genus Clavulinopsis
2. Global Biodiversity Information Facility
3. World Register of Marine Species
4. Interim Register of Marine and Nonmarine Genera
5. Open Tree of Life reference taxonomy version 3.6