SMITH, Selena Y., Museum of Paleontology and Department of Earth & Environmental Sciences, University of Michigan, 2534 CC Little, 1100 N. University Avenue, Ann Arbor, MI 48109, sysmith@umich.edu

PIGG, Kathleen B., School of Life Sciences, Arizona State University, PO Box 874501, Tempe, AZ 85287-4501, kpigg@asu.edu, GREENWOOD, David R., Dept. of Biology, Brandon University, J.R. Brodie Science Centre, 270-18th Street, Brandon, MB R7A 6A9, Canada, BASINGER, James F., Department of Geological Sciences, Univ of Saskatchewan, Saskatoon, SK S7N 5E2, Canada, and DEVORE, Melanie L., Department of Biological & Environmental Sciences, Georgia College & State Univ, 135 Herty Hall, Milledgeville, GA 31061

HEBDA, Richard, Natural History, Royal BC Museum, 675 Belleville Street, Victoria, BC v8w-9w2 Canada, rhebda@royalbcmuseum.bc.ca

GUSHULAK, Cale A.C., Dept. of Earth Sciences, University of Western Ontario, Biological & Geological Sciences Building, Room 1026, 1151 Richmond Street N, London, ON N6A 5B7, Canada, calegushulak@gmail.com, ARCHIBALD, S. Bruce, Biological Sciences, Simon Fraser University, 8888 University Drive, Burnaby, BC V5A 1S6, Canada, and GREENWOOD, David R., Dept. of Biology, Brandon University, J.R. Brodie Science Centre, 270-18th Street, Brandon, MB R7A 6A9, Canada

BAUMGARTNER, Kyrie A. and MEYER, Herbert W., National Park Service, P.O. Box 185, Florissant, CO 80816, kyrie.a.baum@gmail.com

KLYMIUK, Ashley A., Ecology & Evolutionary Biology, University of Kansas, 2101 Constant Avenue, Takeru Higuchi Hall, Kansas Biological Survey, Lawrence, KS 66047, klymiuk@ku.edu

MOSS, Patrick, School of Geography, Planning and Environmental Management, University of Queensland, St Lucia, 4072, Australia, SMITH, Robin Y., Research Associate, Earth Sciences, Canadian Museum of Nature, PO Box 3443, Station D, Ottawa, ON K1P 6P4, Canada, and GREENWOOD, David R., Biology, Brandon University, J.R. Brodie Science Centre, 270-18th Street, Brandon, MB R7A 6A9, Canada, greenwoodd@brandonu.ca

DEVORE, Melanie L., Department of Biological and Environmental Sciences, Georgia College & State University, Milledgeville, GA 31061, melanie.devore@gcsu.edu and PIGG, Kathleen B., School of Life Sciences, Arizona State University, PO Box 874501, Tempe, AZ 85287-4501

WEST, Christopher K.¹, GREENWOOD, David R.², and BASINGER, James F.¹, (1) Department of Geological Sciences, Univ of Saskatchewan, Saskatoon, SK S7N 5E2, Canada, christopher.west@usask.ca, (2) Dept. of Biology, Brandon University, J.R. Brodie Science Centre, 270-18th Street, Brandon, MB R7A 6A9, Canada

SUNDERLIN, David, Geology & Environmental Geosciences, Lafayette College, Van Wickle Hall, Easton, PA 18042, sunderld@lafayette.edu and WILLIAMS, Christopher J., Earth and Environment, Franklin and Marshall College, 415 Harrisburg Ave, Lancaster, PA 17603

ARCHIBALD, S. Bruce and MATHEWES, Rolf W., Biological Sciences, Simon Fraser University, 8888 University Drive, Burnaby, BC V5A 1S6, Canada, sba48@sfu.ca

GREENWALT, D. Edward, Paleobiology, Smithsonian Institution, NHB E304, MRC-121, P.O. Box 37012, Washington, DC 20013-7012, GreenwaltD@si.edu and CONSTENIUS, Kurt N., Snowslip Corporation, 8790 N. Shadow Mountain Drive, Tucson, AZ 85704

BUSKIRK, Bret L., Earth and Space Sciences, University of Washington, Johnson Hall 070, Box 351310, Seattle, WA 98195, bretb@u.washington.edu and MEYER, Herb, National Park Service - Florissant Fossil Beds National Monument, P.O. Box 185, 15807 Teller County Road 1, Florissant, CO 80816

MARTÍNEZ, Camila¹, CREPET, William Sr¹, and JARAMILLO, Carlos², (1) Plant Biology, Cornell University, 412 Mann Library Building, Ithaca, NY 14853, cm695@cornell.edu, (2) Smithsonian Tropical Research Institute, Unit 0948, APO AA 34002, Balboa, Ancon, 0843-03092, Panama