# Phascolosoma nigrescens

> species of worm

**Wikidata**: [Q2792262](https://www.wikidata.org/wiki/Q2792262)  
**Source**: https://4ort.xyz/entity/phascolosoma-nigrescens


## References

1. Marine invertebrates associated with rhodoliths/maërl beds from northeast Brazil (State of Paraíba)
2. Taxonomy database of the U.S. National Center for Biotechnology Information
3. Integrated Taxonomic Information System
4. Global Biodiversity Information Facility
5. World Register of Marine Species
6. UMLS 2023
7. Catalogue of Life in Taiwan
8. Barcode of Life Data Systems
9. Interim Register of Marine and Nonmarine Genera
10. SeaLifeBase
11. Ocean Biodiversity Information System
12. Open Tree of Life reference taxonomy version 3.6
13. Naturbasen
14. BISMaL