This document lists the scientific names and common names of various amphibians and reptiles found in western North America, including the Western Toad, Rubber Boa, Sidewinder Rattlesnake, Western Rattlesnake, Ensatina Salamander, Desert Tortoise, Pacific Tree Frogs, Coast Horned Lizard, Chuckwalla, Western Fence Lizard, California Newt, Western terrestrial Garter Snake, and Common Garter Snake.