# Porocidaris

> extinct genus of echinoderms

**Wikidata**: [Q23001619](https://www.wikidata.org/wiki/Q23001619)  
**Source**: https://4ort.xyz/entity/porocidaris


## References

1. Classification méthodique et genera des échinides vivants et fossiles
2. Echinoidea (Part I)
3. On the Echinidea of the 'Porcupine' Deep-Sea Dredging-Expeditions
4. Encyclopedia of Life
5. Fossilworks
6. Global Biodiversity Information Facility
7. World Register of Marine Species
8. National Biodiversity Network
9. Open Tree of Life reference taxonomy version 3.6