# Echinodermata Ophiuroidea

> Sydney: Printed by John Spence, acting government printer, 1922.

**Wikidata**: [Q51393331](https://www.wikidata.org/wiki/Q51393331)  
**Source**: https://4ort.xyz/entity/echinodermata-ophiuroidea-q51393331


## References

1. Biodiversity Heritage Library
2. Internet Archive
3. BioStor
4. Source