Senticolis triaspis, seen crossing the road from Paradise to Portal, oak/juniper woodland, clear, ca. 6:40 PM, 31.9338, -109.2128, 3600 ft., Chiricahua Mountains, Cochise County, Arizona, 18 Sep 2010.
Western Black-tailed Rattlesnake (Crotalus molossus)
East Whitetail Canyon