# American spadefoot toads

> family of amphibians

**Wikidata**: [Q56062](https://www.wikidata.org/wiki/Q56062)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/American_spadefoot_toad)  
**Source**: https://4ort.xyz/entity/american-spadefoot-toads


## References

1. Integrated Taxonomic Information System. 2009
2. Class Amphibia Gray, 1825
3. Freebase Data Dumps. 2013
4. Encyclopedia of Life
5. Fossilworks
6. Global Biodiversity Information Facility
7. World Register of Marine Species
8. Barcode of Life Data Systems
9. Interim Register of Marine and Nonmarine Genera
10. Open Tree of Life reference taxonomy version 3.6