1. SWCA Environmental Consultants, 1800 NW Upshur St., Suite 100, Portland, OR 97209, USA
2. Department of Anthropology, Kansas State University, 617 Fraser Hall, 1415 Jayhawk Blvd., Lawrence, KS 66045, USA
3. Department of Behavioral Sciences, Arkansas Tech University, Witherspoon Hall 349, 407 West Q. St., Russellville, AR 72801, USA