# Pycnogonida

> class of marine arthropods

**Wikidata**: [Q19106](https://www.wikidata.org/wiki/Q19106)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Sea_spider)  
**Source**: https://4ort.xyz/entity/pycnogonida


## References

1. Integrated Taxonomic Information System. 1999
2. Source
3. [Source](https://github.com/JohnMarkOckerbloom/ftl/blob/master/data/wikimap)
4. Nuovo soggettario
5. Freebase Data Dumps. 2013
6. Taxonomy database of the U.S. National Center for Biotechnology Information
7. Czech National Authority Database
8. Encyclopedia of Life
9. Global Biodiversity Information Facility
10. World Register of Marine Species
11. datos.bne.es
12. Nederlands Soortenregister
13. Dyntaxa
14. New Zealand Organisms Register
15. Barcode of Life Data Systems
16. Interim Register of Marine and Nonmarine Genera
17. National Library of Israel
18. Open Tree of Life reference taxonomy version 3.6