# Calthropella

> subgenus of sponges

**Wikidata**: [Q21440956](https://www.wikidata.org/wiki/Q21440956)  
**Source**: https://4ort.xyz/entity/calthropella-q21440956


## References

1. Fossilworks
2. World Register of Marine Species
3. Open Tree of Life reference taxonomy version 3.6