Tracy E. Ryan
Mount Holyoke College, South Hadley, MA
Activity
2002
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CAMBRIAN ECHINODERMS, BRACHIOPODS AND SILICIFIED MICROFOSSILS FROM THE PEERLESS FORMATION, COLORADO
31 Paleontology/Paleobotany III: Early LifeSunday, 27 October 20021:00 PM - 3:45 PM