# American Permian vertebrates

> Chicago, Ill., The University of Chicago Press[c1911]

**Wikidata**: [Q51439871](https://www.wikidata.org/wiki/Q51439871)  
**Source**: https://4ort.xyz/entity/american-permian-vertebrates


## References

1. Biodiversity Heritage Library
2. Internet Archive
3. Library of Congress Online Catalog