# Turbellaria II. Rhabdocoelida

> book (1913) by Ludwig von Graff, vol. 35 of the series "Das Tierreich"

**Wikidata**: [Q51381426](https://www.wikidata.org/wiki/Q51381426)  
**Source**: https://4ort.xyz/entity/turbellaria-ii-rhabdocoelida


## References

1. Biodiversity Heritage Library
2. Internet Archive