1. Arizona Game and Fish Department, 2221 W Greenway Rd., Phoenix, Arizona 85023, USA
2. Current address: College of Natural Resources, University of Wisconsin– Stevens Point, Stevens Point, Wisconsin 54481, USA
3. Arizona Veterinary Diagnostic Laboratory, 2831 N Freeway, Department of Veterinary Science and Microbiology, College of Agriculture, University of Arizona, Tucson, Arizona 85705, USA