Field guide for the identification of all the dragonflies and damselflies in California, and the common dragonflies and damselflies of Nevada, Utah, Arizona, Utah and New Mexico. Dragonflies of California and Common Dragonflies of the Southwest updates and expands the information in our Common Dragonflies of California. 350 full-color photographs including males and females of 129 species. Line drawings of dragonfly and damselfly anatomy. Additional black & white line drawings illustrate damselfly appendages. Descriptions of males and females, habitat, flight periods and distribution for 129 species of Dragonflies and Damselflies. Checklist of all 189 SW species included. Companion website shows more photos, descriptions, & links to geographic distribution maps.