Incilius periglenes

Crump, M.L. 1989. Life history consequences of feeding versus non-feeding in a facultatively non-feeding toad larva. Oecologia: 486-489.

Crump, M.L., Hensley, F.R. and Clark, K.L. 1992. Apparent decline of the golden toad: Underground or extinct? Copeia: 413-420.

IUCN. 2004. 2004 IUCN Red List of Threatened Species. www.iucnredlist.org. Downloaded on 23 November 2004.

Jacobson, S.K. and Vandenberg, J.J. 1991. Reproductive ecology of the endangered golden toad (Bufo periglenes). Journal of Herpetology: 321-327.

Pounds, J.A. and Crump, M.L. 1994. Amphibian declines and climate disturbance: The case of the golden toad and the harlequin frog. Conservation Biology: 72-85.

Pounds, J.A., Fogden, M.P.L. and Campbell, J.H. 1999. Biological response to climate change on a tropical mountain. Nature: 611-615.

Pounds, J.A., Fogden, M.P.L., Savage, J.M. and Gorman, G.C. 1997. Tests of null models for amphibian declines on a tropical mountain. Conservation Biology: 1307-1322.

Savage, J.M. 1966. An extraordinary new toad (Bufo) from Costa Rica. Revista de Biologia Tropical: 153-167.

Savage, J.M. 2002. The Amphibians and Reptiles of Costa Rica: A Herpetofauna between two Continents, between two Seas. University of Chicago Press, Chicago.