2009 Portland GSA Annual Meeting (18-21 October 2009)

BOWRING, Samuel A.¹, CONDON, Daniel², MCLEAN, Noah M.¹, BOWRING, James F.³, JOHNSON, Kirk R.⁴ and HEIZLER, Matthew T.⁵, (1)Dept. of Earth, Atmospheric and Planetary Sciences, Massachusetts Institute of Technology, Cambridge, MA 02139, (2)British Geological Survey, Keyworth, Nottingham, NG12 5GG, United Kingdom, (3)Department of Computer Science, College of Charleston, JC Long 207, Charleston, SC 29424, (4)Denver Museum of Nature & Science, Denver, CO 80205, (5)New Mexico Bureau of Geology, New Mexico Tech, Socorro, NM 87801, sbowring@MIT.EDU, sbowring@MIT.EDU

HINNOV, Linda¹, OGG, James G.², HUANG, Chunju¹, GALBRUN, Bruno³, HURET, Emilia⁴, BOULILA, Slah³, HUSSON, Dorothée³ and LOCKLAIR, Robert⁴, (1)Earth and Planetary Sciences, Johns Hopkins Univ, 3400 North Charles Street, Baltimore, MD 21218, (2)Earth and Atmospheric Sciences, Purdue Univ, 550 Stadium Mall Drive, West Lafayette, IN 47907-2051, (3)UMR 7193 ISTeP "Institut des Sciences de la Terre-Paris", Université Pierre & Marie Curie, 4 place Jussieu, Paris, 75252, France, (4)Morton K. Blaustein Department of Earth and Planetary Sciences, Johns Hopkins University, 3400 North Charles Street, Baltimore, MD 21218, jogg@purdue.edu, jogg@purdue.edu

RENNE, Paul R., Department of Earth and Planetary Science, University of California at Berkeley, and Berkeley Geochronology Center, 2455 Ridge Road, Berkeley, CA 94709, MUNDIL, Roland, Berkeley Geochronology Ctr, 2455 Ridge Rd, Berkeley, CA 94709-1211, BALCO, Greg, Berkeley Geochronology Center, 2455 Ridge Road, Berkeley, CA 94709 and MIN, K., Department of Geological Sciences, University of Florida, Gainesville, FL 32611, prenne@bgc.org, prenne@bgc.org

HORA, John Milan¹, SINGER, Brad S.¹, JICHA, Brian R.¹, BEARD, Brian L.¹, JOHNSON, Clark M.², DE SILVA, Shan³ and SALISBURY, Morgan³, (1)Department of Geoscience, University of Wisconsin-Madison, 1215 W. Dayton St, Madison, WI 53706, (2)Department of Geoscience, University of Wisconsin-Madison, NASA Astrobiology Institute, 1215 W. Dayton St, Madison, WI 53706, (3)Department of Geosciences, Oregon State University, Wilkinson Hall 104, Corvallis, OR 97331, jhora@geology.wisc.edu, jhora@geology.wisc.edu

CRAMER, Bradley D., School of Earth Sciences, Division of Geological Sciences, The Ohio State University, 125 S. Oval Mall, Columbus, OH 43210, MUNNECKE, Axel, GeoZentrum Nordbayern, Fachgruppe Paläoumwelt, Universität Erlangen-Nürnberg, Loewenichstrasse 28, Erlangen, D-91054, Germany, SCHOFIELD, D.I., British Geological Survey, Kingsley Dunham Centre, Keyworth, Nottingham, NG12 5GG, United Kingdom, SALTZMAN, Matthew R., School of Earth Sciences, The Ohio State University, 275 Mendenhall Laboratory, 125 South Oval Mall, Columbus, OH 43210 and HAASE, Karsten, GeoZentrum Nordbayern, Fachgruppe Krustendynamik, Universität Erlangen, Schlossgarten 5, Erlangen, D-91054, Germany, cramer.70@osu.edu, cramer.70@osu.edu

RAMEZANI, Jahandar¹, BOWRING, Samuel A.¹, FASTOVSKY, David E.² and HOKE, Gregory D.³, (1)Dept. of Earth, Atmospheric and Planetary Sciences, Massachusetts Institute of Technology, Cambridge, MA 02139, (2)Dept. of Geosciences, University of Rhode Island, Kingston, RI 02881, (3)Dept. of Earth Sciences, Syracuse University, Syracuse, NY 13244, ramezani@mit.edu, ramezani@mit.edu

BLACKBURN, Terrence, Eaps, MIT, 77 Massachusetts Ave, 54-1118, Cambridge, MA 02139, BOWRING, Samuel, EARTHTIME, 77 Moss Ave, MIT54-1120, Cambridge, MA 02139, OLSEN, Paul, Earth and Environmental Sciences, Lamont-Doherty Earth Observatory of Columbia University, 61 Route 9W, Palisades, NY 10964-1000, KENT, Dennis, Earth and Planetary Sciences, Rutgers University, Wright-Rieman Labs, 610 Taylor Road, Piscataway, NJ 08854, RASBURY, Troy, Dept of Geosciences, Stony Brook University, Stony Brook, NY 11794 and MCHONE, J. Gregory, 9 Dexters Lane, Grand Manan, NB E5G3A6, Canada, terrence@mit.edu, terrence@mit.edu

SINGER, Brad S., Geoscience, University of Wisconsin-Madison, 1215 W. Dayton St, Madison, WI 53076, SAGEMAN, Bradley B., Earth and Planetary Sciences, Northwestern University, 1850 Campus Drive, Evanston, IL 60208, SIEWERT, Sarah E., Geoscience, University of Wisconsin-Madison, 1215 West Dayton St, Madison, WI 53076, CONDON, Daniel, British Geological Survey, Keyworth, Nottingham, NG12 5GG, United Kingdom, OBRADOVICH, John D., U.S. Geological Survey, MS 980, Box 25046, Denver, CO 80225, JICHA, Brian R., Geoscience, University of Wisconsin-Madison, SAWYER, David A., U.S. Geological Survey, MS 980, Denver, CO 80225 and MEYERS, Stephen R., Department of Geoscience, University of Wisconsin, 1215 West Dayton St, Madison, WI 53076, bsinger@geology.wisc.edu, bsinger@geology.wisc.edu

MILLER, Ian M.¹, JOHNSON, Kirk R.², KLINE, Douglas¹ and NICHOLS, Douglas J.³, (1)Dept. of Earth Sciences, Denver Museum of Nature and Science, Denver, CO 80205, (2)Denver Museum of Nature & Science, Denver, CO 80205, (3)Earth Sciences, Denver Museum of Nature & Science, 2001 Colorado Boulevard, Denver, CO 80205, ian.miller@dmns.org, ian.miller@dmns.org

GINGERICH, Philip D., Department of Geological Sciences and Museum of Paleontology, The Univ of Michigan, Ann Arbor, MI 48109-1079, gingeric@umich.edu, gingeric@umich.edu

JOHNSON, Kirk, Denver Museum of Nature & Science, 2001 Colorado Blvd, Denver, CO 80205 and BOWRING, Samuel, Dept. of Earth, Atmospheric & Planetary Sciences, Massachusetts Institute of Technology, Cambridge, MA 02139, Kirk.Johnson@dmns.org, Kirk.Johnson@dmns.org

VISKUPIC, Karen, Department of Geosciences, Boise State University, 1910 University Drive, Boise, ID 83725, SCHMITZ, M.D., Department of Geosciences, Boise State University, Boise, ID 83725 and NADELSON, Louis, Department of Curriculum, Instruction, and Foundation Studies, Boise State University, 1910 University Drive, Boise, ID 83725, karenviskupic@boisestate.edu, karenviskupic@boisestate.edu

BUCHWALDT, Robert, Department of Earth, Atmospheric and Planetary Sciences, Massachusetts Institute of Technology, 77 Massachusetts Avenue, 54-1117, Cambridge, MA 02139, BOOKHAGEN, Britta, Department of Museum Pedagogy, Natural History Museum, Vienna, Burgring 7, Vienna, 1010, Austria, MCLEAN, Noah M., EAPS, MIT, 77 Massachusetts Ave, Cambridge, MA 02139 and BOWRING, Sam, Department of Earth, Atmospheric, and Planetary Sciences, MIT, Cambridge, MA 02139, buch_1@mit.edu, buch_1@mit.edu

OGG, James G., Earth and Atmospheric Sciences, Purdue Univ, 550 Stadium Mall Drive, West Lafayette, IN 47907-2051, LUGOWSKI, Adam, Computer Science, University of California at Santa Barbara, Santa Barbara, CA 93106-5110 and GRADSTEIN, Felix M., Museum of Natural History, Univ of Oslo, P.O.Box 1172 Blindern, Oslo, N-0318, Norway, jogg@purdue.edu, jogg@purdue.edu