# Karl Alfred Fiedler

> spongiologist (1863–1894)

**Wikidata**: [Q72048999](https://www.wikidata.org/wiki/Q72048999)  
**Source**: https://4ort.xyz/entity/karl-alfred-fiedler


## References

1. Catalog of the German National Library
2. Integrated Authority File
3. [Source](https://vls.hsa.ethz.ch/client/link/de/archiv/einheit/4a664ac2702b4362a69e75602b8594eb)
4. Biodiversity Heritage Library