# Heterotrichida

> order of protozoans

**Wikidata**: [Q15210913](https://www.wikidata.org/wiki/Q15210913)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Heterotrichida)  
**Source**: https://4ort.xyz/entity/heterotrichida


## References

1. The Ciliated Protozoa
2. The World Ciliate Catalog
3. World Register of Marine Species
4. Source
5. Illustrations of the Japanese freshwater plankton
6. Q106477729
7. Illustrations of the freshwater plankton of Japan
8. New Zealand Organisms Register
9. National Biodiversity Network
10. Interim Register of Marine and Nonmarine Genera
11. National Library of Israel Names and Subjects Authority File
12. Open Tree of Life reference taxonomy version 3.6