References
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Campbell, J.A. 1999. Distribution patterns of amphibians in Middle America, pp. 111-120.  from W. E. Duellman (editor). Patterns of Distribution of Amphibians.  A Global Perspecitve. John Hopkins University Press, Baltimore, Maryland. viii + 633 pp. Click Here

Campbell, J. A. and W. W. Lamar. 2004. Venomous Reptiles of the Western Hemisphere. Cornell University Press, Ithaca, New York. 1,032pp.  Click Here

Cruz, G.A. 1997. Serpientes Venenosas de Honduras. Coleccion Docencia No. 46.  Universidad Nacional Autonoma de Honduras. 160 pp.

Duellman, W.E. 1970. The Hylid Frogs of Middle America. Monograph. Museum of Natural History, University of Kansas 1:i-xi, 1-753 pp. Click Here

Frost, D.R.  (editor). 1985. Amphibian Species of the World. A Toxonomical and Geographical Reference.  Allen Press, Inc., and Assoc. Syst. Coll., Lawrence, Kansas.  v+732 pp.

Köhler, G. 2003. Reptiles of Central America. Herpeton Publishing.  360 pp. Click Here

Lee, J.C. 1996. The Amphibians and Reptiles of the Yucatan Peninsula. Comstock Publishing Associates, Ithaca, New York. xii+500 pp. Click Here

Leenders, T. 2001. A Guide to the Amphibians and Reptiles of Costa Rica. Distribuidores Zona Tropical, S.A. 305 pp.

McCrainie, J.R. and L. D. Wilson. 2002. The Amphibians of Honduras.  Society for the Study of Amphibian and Reptiles, Ithaca, New York.  x+625 pp. Click Here

McCrainie, J. R., J. H. Townsend and L. D. Wilson. 2006. The Amphibians and Reptiles of the Honduran Mosquitia. Krieger Publishing. Malamar, Florida. 291 pp. Click Here

Savage, J. M. 2002. The Amphibians and Reptiles of Costa Rica A Herpetofauna between two Continents, between two seas. University of Chicago Press. xv+934 pp. Click Here

Wilson, L.D. and J.R. Meyer. 1985. The Snakes of Honduras 2nd edition. Milwuakee Public Museum. x+149 pp.