DANIEL, Christopher G., Department of Geology, Bucknell University, 701 Moore Avenue, Lewisburg, PA 17837, cdaniel@bucknell.edu, PFEIFER, Lily S., Geology, Bucknell University, O'Leary Center, Lewisburg, PA 17837, JONES, James V. III, U.S. Geological Survey, Alaska Science Center, 4200 University Drive, Anchorage, AK 99508, and MCFARLANE, Chris, Department of Earth Sciences, University of New Brunswick, 2 Bailey Drive, Fredericton, NB E3B 5A3, Canada