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Activity

2025

• THE PYGODUS SERRA ZONE - PYGODUS ANSERINUS ZONE BOUNDARY FROM BEDDING PLANE CONODONTS IN THE PHI KAPPA FORMATION (ORDOVICIAN), TRAIL CREEK REGION, CENTRAL IDAHO
  27 The Early Paleozoic of Eastern North America
  Friday, 21 March 2025

  8:00 AM - 10:00 AM

  Appalachian B
• ORDOVICIAN CONODONT BIOSTRATIGRAPHY OF THE BETTS QUARRY, HARRISONBURG, VA
  7 Undergraduate Research I (Posters)
  Thursday, 20 March 2025

  8:00 AM - 12:00 PM

  Shenandoah ABC

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2024

• CONODONT BEDDING PLANE ASSEMBLAGES OF AMORPHOGNATHUS TVAERENSIS FROM THE PHI KAPPA FORMATION (ORDOVICIAN) IN THE TRAIL CREEK REGION OF CENTRAL IDAHO
  4 Paleoclimatology, Paleoecology, and Conservation Paleobiology: Old Tools and New Tricks for Unraveling the Past and Informing the Future
  Monday, 15 April 2024

  8:00 AM - 12:00 PM

  Swannanoa
• AMORPHOGNATHUS TVAERENSIS FROM THE UPPER SANDBIAN WOMBLE SHALE, BLACK KNOB RIDGE, OKLAHOMA USA
  31 Undergraduate and Graduate Posters with Lightning Talks (Posters)
  Monday, 15 April 2024

  1:30 PM - 5:30 PM

  Grand Ballroom

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2022

• BEDDING PLANE CONODONT OCCURRENCES FROM DARK SHALES IN THE PHI KAPPA FORMATION AT THE LITTLE FALL CREEK SECTION, TRAIL CREEK REGION OF CENTRAL IDAHO, AND THE PALEOBIOLOGICAL SIGNIFICANCE OF NEW PARTIAL NATURAL ASSEMBLAGES OF AMORPHOGNATHUS TVAERENSIS
  T260 Cambrian–Ordovician Faunas and Events: A Session in Honor of John F. Taylor and John E. Repetski
  Wednesday, 12 October 2022

  1:30 PM - 5:30 PM

  Mile High Ballroom 4A
• SEA-LEVEL FLUCTUATIONS, CARBON-ISOTOPE EXCURSIONS, AND CONODONT FAUNA AROUND THE ORDOVICIAN-SILURIAN TRANSITION, WILLISTON BASIN
  T260 Cambrian–Ordovician Faunas and Events: A Session in Honor of John F. Taylor and John E. Repetski
  Wednesday, 12 October 2022

  1:30 PM - 5:30 PM

  Mile High Ballroom 4A
• A CHANGE IN SEDIMENTATION PATTERNS IN A PALEOZOIC REEF REVEALED VIA THREE-DIMENSIONAL RECONSTRUCTION
  T191 Stratigraphic Paleobiology: Working with the Nature of the Stratigraphic Record to Address Paleobiological Questions
  Tuesday, 11 October 2022

  1:30 PM - 5:30 PM

  Mile High Ballroom 4B
• FACTORS AFFECTING 87SR/86SR SIGNAL PRESERVATION IN CONODONT APATITE: A LONG-RANGING DATA COMPILATION AND A CASE STUDY FROM THE ORDOVICIAN OF BALTOSCANDIA
  T198 Radiogenic Isotopes as Tracers of Geologic Processes: Dates, Rates, and Proxies (Posters)
  Tuesday, 11 October 2022

  2:00 PM - 6:00 PM

  Exhibit Hall F
• DEPOSITIONAL SEQUENCE FRAMEWORK TIED TO δ13C EXCURSIONS AND CONODONT BIOSTRATIGRAPHY, UPPER ORDOVICIAN (KATIAN) TO LOWER SILURIAN (TELYCHIAN) WILLISTON BASIN, USA
  35 Correlating the Ordovician: Honoring the Career and Contributions of Stig M. Bergström (Posters)
  Friday, 8 April 2022

  8:00 AM - 12:00 PM

  Junior Ballroom B
• ORDOVICIAN GRAPTOLITES AND CONODONTS OF THE PHI KAPPA FORMATION IN THE TRAIL CREEK REGION OF CENTRAL IDAHO: A REVISED, INTEGRATED BIOSTRATIGRAPHY
  35 Correlating the Ordovician: Honoring the Career and Contributions of Stig M. Bergström (Posters)
  Friday, 8 April 2022

  8:00 AM - 12:00 PM

  Junior Ballroom B
• REASSESSMENT OF THE TIMING AND SYNCHRONICITY OF THE GICE, M4-M5 SEQUENCE BOUNDARY, AND PLECTODINA TENUIS ZONE IN THE CENTRAL APPALACHIANS BASED ON IDENTIFICATION OF THE MILLBRIG K-BENTONITE IN WEST VIRGINIA
  35 Correlating the Ordovician: Honoring the Career and Contributions of Stig M. Bergström (Posters)
  Friday, 8 April 2022

  8:00 AM - 12:00 PM

  Junior Ballroom B
• UPPER ORDOVICIAN THROUGH LOWER SILURIAN CONODONT BIOSTRATIGRAPHY OF THE CENTRAL WILLISTON BASIN: AGE CONTROL FOR RECOGNIZING SIX GLOBAL POSITIVE δ13C EXCURSIONS
  10 Correlating the Ordovician: Honoring the Career and Contributions of Stig M. Bergström
  Thursday, 7 April 2022

  1:30 PM - 5:30 PM

  North Meeting Room 203/204
• GEOCHEMISTRY OF MIDDLE AND UPPER ORDOVICIAN CARBONATE STRATA AND K-BENTONITES AT TIDWELL HOLLOW, ALABAMA APPALACHIANS: IMPLICATIONS FOR PALEOCEANOGRAPHY AND REGIONAL CORRELATIONS
  10 Correlating the Ordovician: Honoring the Career and Contributions of Stig M. Bergström
  Thursday, 7 April 2022

  1:30 PM - 5:30 PM

  North Meeting Room 203/204
• CORRELATING MIDDLE–LATE ORDOVICIAN CARBONATE STRATA ACROSS THE IAPETUS USING STRONTIUM ISOTOPES (87SR/86SR) CALIBRATED TO CONODONT BIOSTRATIGRAPHY
  10 Correlating the Ordovician: Honoring the Career and Contributions of Stig M. Bergström
  Thursday, 7 April 2022

  1:30 PM - 5:30 PM

  North Meeting Room 203/204

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2021

• UPPER ORDOVICIAN-LOWER SILURIAN CHEMOSTRATIGRAPHY TIED TO CONODONT BIOSTRATIGRAPHY IN THE WILLISTON BASIN, SUBSURFACE NORTH DAKOTA
  T177 Correlation of Global Stages, Series, and Systems into North American Stratigraphic Successions
  Tuesday, 12 October 2021

  1:30 PM - 5:30 PM

  A106

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2020

• THE ORDOVICIAN TIMESCALE, 2020
  T244 The Ordovician Earth: New Insights to Environmental and Biotic Responses in the Fossil and Rock Record II
  Friday, 30 October 2020

  10:00 AM - 2:00 PM

  Meeting Rooms
• INSIGHTS INTO THE LATE ORDOVICIAN PALEOENVIRONMENT BASED ON STRATIGRAPHIC EVIDENCE RECORDED IN SANDBIAN-KATIAN ROCKS OF THE SOUTHEASTERN MARGIN OF LAURENTIA
  T244 The Ordovician Earth: New Insights to Environmental and Biotic Responses in the Fossil and Rock Record II
  Friday, 30 October 2020

  10:00 AM - 2:00 PM

  Meeting Rooms

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2019

• CONODONT BIOSTRATIGRAPHY OF THE MIDDLE ORDOVICIAN (DARRIWILIAN) SUCCESSION AT WEST BAY CENTRE PICCADILLY HEAD QUARRY, PORT AU PORT PENINSULA, NEWFOUNDLAND
  T117 Integrated Biostratigraphy and Chemostratigraphy Using Conodonts—North American Pander Society Annual Meeting (Posters)
  Monday, 23 September 2019

  9:00 AM - 6:30 PM

  Hall AB, North Building
• DID EARLY LAND PLANTS PRODUCE A STEPWISE-CHANGE IN ATMOSPHERIC OXYGEN DURING THE LATE ORDOVICIAN (SANDBIAN ~ 458 MA)?
  T68 The Ordovician Earth: Integrated Perspectives on the Fossil and Rock Records
  Sunday, 22 September 2019

  1:30 PM - 5:30 PM

  Room 228AB, North Building

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2018

• A SANDSTONE MAPPED AS A BED IN THE ORDOVICIAN BAYS FORMATION IN BLOUNT COUNTY, TN IS REASSIGNED TO THE SILURIAN CLINCH SANDSTONE USING CONODONT BIOSTRATIGRAPHY
  20 Undergraduate Research II (Posters)
  Thursday, 12 April 2018

  1:30 PM - 5:30 PM

  Room 301 DE/Henley Concourse
• USING FORAMINIFERA IN STEMSEAS SITE 1 SEDIMENTS TO UNDERSTAND THE RECENT PALEOCEANOGRAPHIC AND PALEOCLIMATIC HISTORY OF TANNER BASIN, CALIFORNIA BORDERLAND
  20 Undergraduate Research II (Posters)
  Thursday, 12 April 2018

  1:30 PM - 5:30 PM

  Room 301 DE/Henley Concourse

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2017

• HOW CAN CURES BE BEST IMPLEMENTED TO MEET PROGRAMMATIC LEARNING GOALS AND DEGREE REQUIREMENTS?
  T334 Engaging Students through Course-Based Undergraduate Research Experiences (CURE) across the Geoscience Curriculum
  Wednesday, 25 October 2017

  1:30 PM - 5:30 PM

  Room 2B
• "GICE GICE BABY" - BUT WAS THERE ICE?
  T41 Life and Times in the Early Paleozoic
  Sunday, 22 October 2017

  1:30 PM - 5:30 PM

  Room 607
• CORRELATION OF THE LOWER PART OF THE ROSROE FORMATION WITH THE TOURMAKEADY FORMATION, WESTERN IRELAND
  11 Topics in Paleozoic Paleontology and Stratigraphy
  Thursday, 30 March 2017

  1:00 PM - 5:00 PM

  Roanoke Room
• THE GEOLOGIC TIME SCALE 2020: INTEGRATING THE STRATIGRAPHIC RANGE DATA FROM CONODONTS AND OTHER CARBONATE FACIES FOSSILS
  4 Conodonts Solving Stratigraphic Problems
  Sunday, 19 March 2017

  8:00 AM - 12:00 PM

  Lawrence Welk Room, Mezzanine Level

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2016

• NEODYMIUM (ND) AND STRONTIUM (SR) ISOTOPE EVIDENCE FOR WEATHERING OF ARC VOLCANICS DURING THE ORDOVICIAN GREENHOUSE-ICEHOUSE TRANSITION
  T288 The Early Paleozoic World: Radiations, Extinctions, and Paleoenvironmental Change II
  Wednesday, 28 September 2016

  8:00 AM - 12:00 PM

  Mile High Ballroom 3C
• CORRELATION OF K-BENTONITES USING APATITE TRACE ELEMENT CONCENTRATIONS
  T152 Go Small or Go Home: Microbeam Techniques Applied to Igneous, Metamorphic, and Sedimentary Petrology of Earth and Planetary Materials (Posters)
  Monday, 26 September 2016

  9:00 AM - 6:30 PM

  Exhibit Hall E/F
• PRELIMINARY CONODONT CORRELATION OF THE LOWER-MIDDLE ORDOVICIAN (FLOIAN-DARRIWILIAN) ROSROE FORMATION WITH THE TOURMAKEADY FORMATION, SOUTH MAYO TROUGH, WESTERN IRELAND
  T45 Conodonts from Shallow Water and Related Environments: In Honor and Memory of Bruce Wardlaw
  Sunday, 25 September 2016

  1:30 PM - 5:30 PM

  Mile High Ballroom 4C
• MACROFAUNA FROM THE MT. KINDLE FORMATION, NWT CANADA
  30 Undergraduate Research: In Honor of Mike Higgins (Posters)
  Friday, 1 April 2016

  8:00 AM - 5:30 PM

  Exhibit Hall
• TESTING THE LATE ORDOVICIAN PRE-GICE WARM WATER CARBONATE HYPOTHESIS IN ALABAMA
  30 Undergraduate Research: In Honor of Mike Higgins (Posters)
  Friday, 1 April 2016

  8:00 AM - 5:30 PM

  Exhibit Hall

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2015

• INTEGRATED CONODONT AND GRAPTOLITE BIOSTRATIGRAPHY OF THE LOWER HARTFELL SHALE (SANDBIAN-KATIAN, LATE ORDOVICIAN), NEAR MOFFAT, SCOTLAND
  T96 Conodonts from Black Shales and Other Rocks: In Honor of Anita G. Harris
  Monday, 2 November 2015

  8:00 AM - 12:00 PM

  Room 316
• ANITA HARRIS – A CAREER OF SHINING LIGHT ON SUSPECT TERRAINS
  T96 Conodonts from Black Shales and Other Rocks: In Honor of Anita G. Harris
  Monday, 2 November 2015

  8:00 AM - 12:00 PM

  Room 316
• A COMPARISON OF KATIAN-SANDBIAN (UPPER ORDOVICIAN) NORTH AMERICA AND BALTOSCANDIA USING HIGH-RESOLUTION NEODYMIUM ISOTOPES DERIVED FROM CONODONTS
  20 Hydrology, Geochemistry, and Environmental Geoscience (Posters)
  Friday, 20 March 2015

  9:00 AM - 4:00 PM

  Starlight Terrace
• NEODYMIUM ISOTOPE RATIOS AS A PROXY FOR WATER MASS MIXING: USES IN TRACKING OCEANOGRAPHIC CHANGES NEAR THE M4-M5 SEQUENCE BOUNDARY OF THE LATE ORDOVICIAN
  9 Geochemical Characterization of Dynamic Sedimentary Systems (Posters)
  Thursday, 19 March 2015

  9:00 AM - 4:00 PM

  Starlight Terrace

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2014

• INSIGHTS INTO AMORPHOGNATHUS PALEOBIOLOGY AND TAXONOMY FROM BEDDING PLANE OCCURRENCES OF A. TVAERENSIS
  T341 Conodonts as Stratigraphic and Paleoclimatic Tools
  Wednesday, 22 October 2014

  1:00 PM - 5:00 PM

  220
• WHY IRELAND? ANALYZING AN INTERNATIONAL FIELD EXPERIENCE ON ITS TENTH ANNIVERSARY
  T275 Global Geoscience Education Research: Fostering Collaboration across Geographic and Cultural Borders
  Wednesday, 22 October 2014

  8:00 AM - 12:00 PM

  214
• BULK CARBONATE δ13C RECORD FROM TIDWELL HOLLOW, ALABAMA: A SEARCH FOR THE GICE IN THE SOUTHEAST US
  T257 The Ordovician Revolution: Co-Evolution of Climate and the Biosphere
  Tuesday, 21 October 2014

  1:00 PM - 5:00 PM

  215/216
• CARBONATE δ13C AND PRELIMINARY CONODONT δ18O FROM THE UPPER STONES RIVER FORMATION AND LOWER NASHVILLE FORMATION (LATE ORDOVICIAN) NEAR GADSDEN, AL
  T226 Sigma Gamma Epsilon Undergraduate Research (Posters)
  Tuesday, 21 October 2014

  9:00 AM - 6:30 PM

  Exhibition Hall C
• A COMPARISON OF TWO COMMON CONTINUOUS FLOW IRMS APPROACHES ON THE ISOPRIME MULTIFLOW AND THE ISOPRIME PYROCUBE FOR δ 13C USING LATE ORDOVICIAN CARBONATES FROM SWEDEN
  T226 Sigma Gamma Epsilon Undergraduate Research (Posters)
  Tuesday, 21 October 2014

  9:00 AM - 6:30 PM

  Exhibition Hall C

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2013

• CONODONT BIOSTRATIGRAPHY OF THE ROCKDALE RUN FORMATION, PINESBURG STATION DOLOMITE, ST. PAUL GROUP, AND CHAMBERSBURG FORMATION (MIDDLE TO LOWER UPPER ORDOVICIAN) NEAR CLEAR SPRING, MARYLAND
  T376 Celebrating Advances in Conodont Studies—134 Years of North American Conodonts (Posters)
  Wednesday, 30 October 2013

  9:00 AM - 6:30 PM

  Hall D
• CONODONT BIOSTRATIGRAPHY OF THE DONNELLY LAKE SECTION OF THE MT. KINDLE FORMATION, NORTHWEST TERRITORIES, CANADA
  T220 Celebrating Advances in Conodont Studies—134 Years of North American Conodonts
  Tuesday, 29 October 2013

  8:00 AM - 12:00 PM

  Mile High Ballroom 1CD
• STRONTIUM ISOTOPE (87SR/86SR) STRATIGRAPHY OF ORDOVICIAN CONODONT APATITE AND CARBONATE BULK ROCK: IMPLICATIONS FOR PRESERVATION OF PRIMARY SEAWATER CHEMISTRY
  T220 Celebrating Advances in Conodont Studies—134 Years of North American Conodonts
  Tuesday, 29 October 2013

  8:00 AM - 12:00 PM

  Mile High Ballroom 1CD

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2012

• THE EAST RIVER MOUNTAIN K-BENTONITE BED, A CENTRAL APPALACHIAN MARKER THAT CLOSELY APPROXIMATES THE MIDDLE-UPPER ORDOVICIAN (DARRIWILIAN-SANDBIAN) BOUNDARY
  T250 Geologic Timescale—Current Status, Future Enhancement, and Applications (Posters)
  Wednesday, 7 November 2012

  9:00 AM - 6:00 PM

  Hall B
• PLANKTONIC FORAMINIFERA BIOSTRATIGRAPHY OF HOLOCENE- LATE PLEISTOCENE CORE MD02-2535, TUNICA MOUND, GULF OF MEXICO
  T92 Sigma Gamma Epsilon Undergraduate Research (Posters)
  Monday, 5 November 2012

  9:00 AM - 6:00 PM

  Hall B
• POSITIVE CARBON ISOTOPE SHIFT IN THE MIDDLE TO LATE ORDOVICIAN: NO LINK WITH SEA LEVEL?
  T92 Sigma Gamma Epsilon Undergraduate Research (Posters)
  Monday, 5 November 2012

  9:00 AM - 6:00 PM

  Hall B
• PLANKTONIC FORAMINIFERA BIOSTRATIGRAPHY AND PALEOENVIRONMENTAL INTERPRETATION OF THE UPPER SEDIMENTARY SECTION OF CORE MD02-2560, KANE SPUR, GULF OF MEXICO
  17 Applied and Environmental Paleontology: Using Fossils to Understand Modern and Ancient Environments (Posters)
  Sunday, 1 April 2012

  1:30 PM - 5:00 PM

  Grand Ballroom
• THE DEVELOPMENT OF A UNIQUE METHODOLOGY FOR POINT COUNTING AT OUTCROP SCALE AND ITS APPLICATION TO PALEOENVIRONMENTAL TRENDS IN A STROMATOPOROID-DOMINATED BIOSTROME IN THE SILURIAN KEYSER FORMATION, VIRGINIA
  1 Undergraduate Research (Posters)
  Saturday, 31 March 2012

  7:00 PM - 9:00 PM

  Grand Ballroom

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2011

• NEW STABLE OXYGEN ISOTOPE ANALYSIS ON SINGLE-TAXON CONODONT SAMPLES FROM A SECTION IN DICKEYVILLE, WI PROVIDE NO SUPPORT FOR VOLCANICALLY FORCED CLIMATIC SHIFT IN THE LATE ORDOVICIAN
  172 Paleoclimatology/Paleoceanography (Posters)
  Tuesday, 11 October 2011

  9:00 AM - 6:00 PM

  Hall C
• CONODONT BIOSTRATIGRAPHY AND SR-ISOTOPE STRATIGRAPHY ACROSS THE KNOX/BEEKMANTOWN UNCONFORMITY IN THE CENTRAL APPALACHIANS
  15 Conodonts: Acanthodus to Zygognathus
  Sunday, 20 March 2011

  1:30 PM - 3:00 PM

  Frick

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2010

• STRONTIUM AND NEODYMIUM ISOTOPE STRATIGRAPHY OF THE MIDDLE ORDOVICIAN AND WEATHERING OF THE APPALACHIAN MOUNTAINS
  T191 Deciphering Paleozoic Paleoenvironmental Changes Using Stable and Radiogenic Isotope Proxies (Posters)
  Tuesday, 2 November 2010

  8:00 AM - 6:00 PM

  Hall D
• CONODONTS PRESERVED AS ALUNITE CASTS AND WHY THERE ARE NO APATITE PHENOCRYSTS IN K-BENTONITES FROM THE KATIAN (LATE ORDOVICIAN) GSSP SITE
  101 Paleontology (Posters) II - Biostratigraphy, Taphonomy, Ichnology
  Monday, 1 November 2010

  8:00 AM - 6:00 PM

  Hall D

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2009

• DID A VOLCANIC MEGA-ERUPTION CAUSE GLOBAL COOLING DURING THE LATE ORDOVICIAN?
  T159 Volcanism, Impacts, Mass Extinctions, and Global Environmental Change III
  Tuesday, 20 October 2009

  8:00 AM - 12:00 PM

  Portland Ballroom 253
• DUELING TOPICS: SUCCESS USING A TWO TRACK OPTION IN THE JAMES MADISON UNIVERSITY IRELAND FIELD COURSE
  T208 Field Geology Education—Historical Perspectives and Modern Approaches I
  Tuesday, 20 October 2009

  1:30 PM - 5:30 PM

  D135/136
• THE LATE ORDOVICIAN GLACIATION AND MASS EXTINCTION: RELATION TO BASALTIC WEATHERING AND VOLCANIC DEGASSING?
  T159 Volcanism, Impacts, Mass Extinctions, and Global Environmental Change III
  Tuesday, 20 October 2009

  8:00 AM - 12:00 PM

  Portland Ballroom 253
• STRATIGRAPHY AND ANTLER AGE DEFORMATION OF THE ROBERTS MOUNTAINS ALLOCHTHON AND THRUST ZONE AND THE RELATIONSHIP TO CARLIN-TYPE GOLD DEPOSITS IN THE INDEPENDENCE MOUNTAINS OF NORTHERN NEVADA
  T105 Neoproterozoic through Cretaceous Evolution of the North American Cordilleran Margin: Contrasting Tectonics, Paleogeography, and Paleoenvironments (Posters)
  Monday, 19 October 2009

  9:00 AM - 6:00 PM

  Hall A

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2008

• Investigating the Timing of Late Ordovician Cooling and Glaciation Using Oxygen Isotopes of Conodont Apatite
  T230 Paleozoic Oceanographic and Climatic Changes: Evidence from Seawater Geochemistry and Sedimentology Records I
  Tuesday, 7 October 2008

  8:00 AM - 12:00 PM
• NEW GRAPTOLITE AND CONODONT FAUNAL DATA FROM THE MIDDLE ORDOVICIAN DAWANGOU SECTION, TARIM BASIN, WESTERN XINJIANG, CHINA, AND ITS IMPLICATIONS FOR BIOGEOGRAPHY
  34 Paleontology (Posters)
  Friday, 25 April 2008

  1:00 PM - 5:00 PM

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2007

• WHERE TO LOOK FOR SIGNS OF A TERRESTRIAL IMPACT FROM COSMIC IONIZING RADIATION EVENTS
  217 Paleontology VIII: Diversity and Extinction
  Wednesday, 31 October 2007

  1:30 PM - 5:30 PM
• SEA SURFACE TEMPERATURE CHANGE FROM LATE ORDOVICIAN δ18O DATA, BROMIDE AND VIOLA SPRINGS FORMATIONS, OKLAHOMA, USA
  1 Geochemistry
  Sunday, 28 October 2007

  8:00 AM - 12:00 PM

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Date Unknown

• Bedding Plane Co-Occurrence of Biostratigraphically Useful Conodonts and Graptolites in Ordovician Shale Sequences
  303 Paleontology (Posters) IV - Stratigraphy and Morphology
• Preliminary Reassessment of Upper Ordovician (Sandbian-Katian) Conodont Biostratigraphy at Dolly Ridge, West Virginia and Its Integration with Tephrochronology and Graptolite Biostratigraphy
  303 Paleontology (Posters) IV - Stratigraphy and Morphology