What large desert in Mexico and the United States is home to the Sceloporus magister?
Sceloporus magister: Sceloporus magister, also known as the desert spiny lizard, is a lizard species of the subfamily Phrynosomatinae, native to the Chihuahuan Desert and Sonoran Desert of North America Chihuahuan Desert: The Chihuahuan Desert is a desert and ecoregion designation covering parts of Mexico and the United States.
Chihuahuan Desert