Hopi Chipmunk Images of Hopi Chipmunks, Neotamias rufus. Arches National Park, Utah. [Show slideshow] Hopi Chipmunk, Neotamias rufus. Arches National Park, Utah. Hopi Chipmunk, Neotamias rufus. Arches National Park, Utah. Hopi Chipmunk, Neotamias rufus. Arches National Park, Utah. Hopi Chipmunk, Neotamias rufus. Arches National Park, Utah.