# Ptychopera subterranea

> species of worm

**Wikidata**: [Q2324576](https://www.wikidata.org/wiki/Q2324576)  
**Source**: https://4ort.xyz/entity/ptychopera-subterranea


## References

1. Integrated Taxonomic Information System
2. Global Biodiversity Information Facility
3. World Register of Marine Species
4. TAXREF v15.0
5. TAXREF v16.0
6. Fauna Europaea
7. Interim Register of Marine and Nonmarine Genera
8. European Nature Information System
9. Open Tree of Life reference taxonomy version 3.6