The Amargosa toad (Bufo nelsoni) is a species of toad in the Bufonidae family. It occurs only in the United States. Its natural habitat is in the Oasis Valley of Nevada, along a 10-mile stretch of the Amargosa River and upland springs. It is threatened by habitat loss.

Sources

• (2004) The history of a Nearctic colonization: Molecular phylogenetics and biogeography of the Nearctic toads (Bufo). Evolution 58: 2517–2535.
• Hammerson, G. 2004. Bufo nelsoni 2006 IUCN Red List of Threatened Species. Downloaded on 21 July 2007.

External links

• Amargosa toad on the site of the Nevada Fish & Wildlife Office of the U.S. Fish & Wildlife Service