1. Department of Anthropology, National Museum of Natural History, Smithsonian Institution, Washington DC 20013-7012, USA,
2. Department of Anthropology, University of California, Santa Barbara CA 93106-3210, USA
3. Department of Anthropology, Southern Methodist University, Dallas TX 75275-0336, USA
4. Cotsen Institute of Archaeology, University of California, Los Angeles CA 90095-1510, USA
5. Museum of Natural and Cultural History, University of Oregon, Eugene OR 97403-1224, USA, Department of Anthropology, University of Oregon, Eugene OR 97403-1218, USA
6. Department of Anthropology, Humboldt State University, Arcata CA 95521-8299, USA
7. Department of Anthropology, University of Oregon, Eugene OR 97403-1218, USA