# Echinosigra amphora

> species of echinoderm

**Wikidata**: [Q2431606](https://www.wikidata.org/wiki/Q2431606)  
**Source**: https://4ort.xyz/entity/echinosigra-amphora


## References

1. World Register of Marine Species
2. Pourtalesiid sea urchins of the Antarctic and Subantarctic (Echinoidea: Pourtalesiidae)
3. Index of Living and Fossil Echinoids 1971-2008
4. Encyclopedia of Life
5. Global Biodiversity Information Facility
6. Interim Register of Marine and Nonmarine Genera
7. Ocean Biodiversity Information System
8. Open Tree of Life reference taxonomy version 3.6