Resources

Books

Campden-Main, S. M. A Field Guide to the Snakes of South Vietnam. Washington, DC: Smithsonian Institution, 1970.

Cox, M. J. The Snakes of Thailand and Their Husbandry. Malabar, FL: Krieger Publishing Company, 1991.

Deuve, J. Serpents du Laos. Paris: ORSTOM, 1970.

Zug, G. R., L. J. Vitt, and J. P. Caldwell. Herpetology: An Introductory Biology of Amphibians and Reptiles, 2nd ed. San Diego: Academic Press, 2001.

Periodicals

Frazzetta, T. H. "Adaptations and Significance of the Cranial Feeding Apparatus of the Sunbeam Snake (Xenopeltis unicolor): Part 1. Anatomy of the Skull." Journal of Morphology 239 (1999): 27-43.

David Cundall, PhD

Neotropical sunbeam snakes

(Loxocemidae)

Class Reptilia Order Squamata Suborder Serpentes Family Loxocemidae

A medium-sized snake with cylindrical, muscular body; small eyes with vertically elliptical pupils; small mouth; and short tail

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The maximum recorded total length is 5 ft (1.53 m), but most adults are less than 3 ft (1 m); the tail accounts for 10-14% of the snake's total length

Number of genera, species

1 genus, 1 species

Tropical moist and dry forests, including coastal beaches

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Not threatened

Southwestern Mexico, Guatemala, Honduras, El Salvador, Nicaragua, and northwestern Costa Rica

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