1. Museum of Natural and Cultural History, University of Oregon, Eugene, OR 97403, USA.
2. Department of Anthropology, Oregon State University, Corvallis, OR 97331, USA.
3. Centre for GeoGenetics, University of Copenhagen, DK 1350 Copenhagen, Denmark.
4. Stafford Research Laboratories Inc., 200 Acadia Avenue, Lafayette, CO 80026, USA.
5. Museu da Ciência, Universidade de Coimbra, Largo Marquês de Pombal, 3000-272 Coimbra, Portugal.
6. Bureau of Land Management, Nevada State Office, 1340 Financial Boulevard, Reno, NV 89502, USA.
7. Department of Anthropology, Hamilton College, Clinton, NY 13323, USA.
8. PaleoResearch Institute, 2675 Youngfield Street, Golden, CO 80401, USA.
9. Anthropology Program, California State University, Bakersfield, CA 93311, USA.
10. Department of Biology, University of York, York Y010 5DD, UK.
11. Department of Anthropology and School of Biological Sciences, Washington State University, Pullman, WA 99164, USA.
12. Department of Biological and Health Sciences, Madonna University, Livonia, MI 48150, USA.
13. Department of Anthropology, University of California, Santa Barbara, CA 93106, USA.