James W. Hagadorn
Denver Museum of Nature & Science, Denver, CO
Activity
2024
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DO IT YOURSELF: MAKING ANCIENT EARTH ACCESSIBLE THROUGH DATA-RICH PALEOGEOGRAPHIC IMAGES
T234 Reaching New Audiences through Data-rich Art and Geoscience CollaborationsWednesday, 25 September 20248:00 AM - 12:00 PM209A
2023
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TECTONIC SUBSIDENCE OF THE EARLY PALEOZOIC PASSIVE CONTINENTAL MARGIN IN SOUTHWESTERN LAURENTIA RE-EVALUATED IN LIGHT OF CHANGES TO THE GEOLOGICAL TIMESCALE
T137 The Neoproterozoic to Paleozoic Evolution of the Eastern Laurentian Margin—Tectonic, Stratigraphic, Sedimentologic, and Geochronologic Evidence I: In Honor of William A. “Bill” ThomasMonday, 16 October 20231:30 PM - 5:30 PM317 / 318
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CHARTING COLORADO'S STRATIGRAPHY
7 Geologic Mapping in the Rocky Mountains: Evolving Techniques and Challenges (Posters)Tuesday, 23 May 20238:00 AM - 6:00 PMC/D Ballroom
2022
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MULTIPLE PHASES OF WESTERN LAURENTIAN RIFTING: ABORTED EARLY EDIACARAN-CAMBRIAN VOLCANIC EVENTS?
27 D27. Recent Advances in Igneous Petrology and Volcanology (Posters)Sunday, 9 October 20229:00 AM - 1:00 PMExhibit Hall F
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EDIACARAN VOLCANIC REMNANTS OF THE STIRLING QUARTZITE, NEVADA: PETROGENETICS AND POTENTIAL RELATIONSHIP TO CONTINENTAL RIFTING EVENTS
27 D27. Recent Advances in Igneous Petrology and Volcanology (Posters)Sunday, 9 October 20229:00 AM - 1:00 PMExhibit Hall F
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INTRODUCING THE TURTLE COMPACTION INDEX – A NEW TOOL FOR UNDERSTANDING BURIAL-DEPTH RELATED TAPHONOMIC PATTERNS IN FOSSIL TURTLE SHELLS
63 D25. Paleontology: Recent Developments in Paleoecology and Taphonomy (Posters)Sunday, 9 October 20222:00 PM - 6:00 PMExhibit Hall F
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DICING AND SPICING UP THE CAMBRIAN: CHEMOSTRATIGRAPHY OF THE TONTO GROUP, GRAND CANYON AREA, ARIZONA AND NEVADA
28 Paleozoic Stratigraphy and Tectonics of the Southwestern Cordillera and Rocky Mountain RegionWednesday, 16 March 20221:30 PM - 5:30 PMCBC-A 112
2021
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OPENING AN OLD CAN OF (TUBE)WORMS: REEVALUATING WYATTIA TAYLOR 1966 FROM THE EDIACARAN OF SOUTHWESTERN LAURENTIA AND CONICAL FOSSILS FROM THE CAMBRIAN OF MISSOURI
T191 Advances in Virtual Paleontology: Applications, Digitization, and Dissemination (Posters)Tuesday, 12 October 20212:30 PM - 6:30 PMExhibit Hall A
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NUMERICAL CALIBRATION OF WESTERN LAURENTIAN CAMBRIAN STRATIGRAPHIC SUCCESSIONS INTO THE GLOBAL GEOLOGIC TIME SCALE
T177 Correlation of Global Stages, Series, and Systems into North American Stratigraphic SuccessionsTuesday, 12 October 20211:30 PM - 5:30 PMA106
2020
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NEW CONODONTS FROM THE UPPER DEVONIAN – LOWER CARBONIFEROUS DYER FORMATION, CHAFFEE GROUP, NORTHWEST COLORADO, USA
T35 Applications of Conodonts to Integrated Studies of Biostratigraphy, Chemostratigraphy and Sequence Stratigraphy—North American Pander Society Annual MeetingMonday, 26 October 20205:30 PM - 8:00 PMMeeting Rooms
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PERMIAN PALEOSOLS OF THE LYKINS FORMATION, COLORADO: FIRST INSIGHTS INTO THE PALEOENVIRONMENT OF AN ERG-PROXIMAL EPICONTINENTAL REDBED SUCCESSION
19 The Age of American Wastelands: Carboniferous-to-Jurassic Stratigraphy, Sedimentology. and Paleoenvironments of North AmericaTuesday, 10 March 20208:00 AM - 12:00 PMMeeting Room 201B
2019
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BAYESIAN AGE MODELING AND INTEGRATIVE CHRONOSTRATIGRAPHY OF THE CHUAR AND TONTO GROUPS OF THE GRAND CANYON
T160 Grand Canyon, Colorado Plateau, and Rocky Mountain Debates and Their Global Reverberations, 150 Years after Powell IITuesday, 24 September 20198:00 AM - 12:00 PMRoom 221AB, North Building
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PARSING GRAND CANYON’S GREAT UNCONFORMITY-- COMPOSITE EROSION SURFACE FROM AT LEAST THREE EPISODES BETWEEN 1,350 AND 508 MA
T160 Grand Canyon, Colorado Plateau, and Rocky Mountain Debates and Their Global Reverberations, 150 Years after Powell IITuesday, 24 September 20198:00 AM - 12:00 PMRoom 221AB, North Building
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THE ROCKY MOUNTAIN PALEOGEOGRAPHIC MAPS PROJECT: NEW INSIGHTS INTO PERMIAN AND TRIASSIC STRATIGRAPHIC CORRELATIONS IN COLORADO AND WYOMING
T65 Advances in Using Sedimentary Data to Constrain the Timing and Rates of Geologic Events and Processes IISunday, 22 September 20191:30 PM - 5:30 PMRoom 222BC, North Building
2018
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MIND THE GAPE: THE SOLUTION TO THE LIFE HABITS OF RAFINESQUINA ALTERNATA MAY TURN ON A 3D-PRINTED HINGE
T236 Applications of 3D Printing and Other 3D Methods to Experimental PaleontologyWednesday, 7 November 20188:00 AM - 12:00 PMRoom 142
2017
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THE MAZON CREEK CNIDARIAN ESSEXELLA: THE WORLD TURNED UPSIDE DOWN
1 D13. Paleontology, Phylogenetic/Morphological Patterns: InvertebratesSunday, 22 October 20178:00 AM - 12:00 PMRoom 604
2016
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PATTERNS IN THE STRATA: INSIGHTS FROM THE BELLY OF A CONTINENT, COLORADO
T315 The Colorado Scientific Society III: From the Mountains to the Plains—New Concepts and Discoveries in Colorado and the Rocky Mountain RegionWednesday, 28 September 20161:30 PM - 5:30 PMRoom 402
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LINKING NEOPROTEROZOIC TO CAMBRIAN STRATA FROM SONORA TO UTAH
T315 The Colorado Scientific Society III: From the Mountains to the Plains—New Concepts and Discoveries in Colorado and the Rocky Mountain RegionWednesday, 28 September 20161:30 PM - 5:30 PMRoom 402
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MICROSCOPIC LIFE UNDERFOOT OF DINOSAURS: MICROBIAL MAT FACIES IN THE CRETACEOUS SOUTH PLATTE FORMATION, DAKOTA GROUP, COLORADO, USA
273 Sediments, ClasticWednesday, 28 September 20168:00 AM - 12:00 PMRoom 402
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COLORADOSTRATIGRAPHY.ORG IS A NEW TOOL TO SEE COLORADO’S STRATIGRAPHY
344 Stratigraphy (Posters)Wednesday, 28 September 20169:00 AM - 6:30 PMExhibit Hall E/F
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GHOST PRESERVATION: FOSSIL PRESERVATION FOSTERED BY BLEACHING
T218 Geobiology of Earth-Life Systems IITuesday, 27 September 20161:30 PM - 5:30 PMRoom 503
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ONE IF BY LAND, TWO IF BY SEA, AND THREE IF BY AIR? SEDIMENT TRANSPORT INTO COLORADO BASINS
T200 Detrital Zircons on the North American Continental Interior II, and Sediment DispersalTuesday, 27 September 20168:00 AM - 12:00 PMRoom 403
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COLORADO MASS EXTINCTION: WEIRD FACIES AND COOL FOSSILS FROM THE END-DEVONIAN DYER FORMATION
T137 Past and Present Global Biotic Crises: From Microbes to MegafaunaMonday, 26 September 20161:30 PM - 5:30 PMMile High Ballroom 3C
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THE PERMIAN-TRIASSIC OF EASTERN COLORADO: REDBEDS, SLIME, SALT, DUNES, AND POSSIBLY AN EXTINCTION?
T51 The Other Red Planet: Terrestrial Environments and Climates from the Permian and TriassicSunday, 25 September 20161:30 PM - 5:30 PMRoom 501
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LATE DEVONIAN CONODONTS FROM THE SHALLOW SHELF STRATA OF THE BROKEN RIB AND COFFEE POT MEMBERS, DYER FORMATION, CHAFFEE GROUP, COLORADO
T45 Conodonts from Shallow Water and Related Environments: In Honor and Memory of Bruce WardlawSunday, 25 September 20161:30 PM - 5:30 PMMile High Ballroom 4C
2015
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COLORADO’S STRATIGRAPHY RE-CHARTED, DIGITAL ACCESS TO STATE’S STRATA AND EVOLVING LANDSCAPES
20 In Celebration of the Release of the WGA 2014 Wyoming Stratigraphic Nomenclature Chart: Topics in Rocky Mountain Stratigraphy and Sedimentology (Posters)Saturday, 23 May 20158:00 AM - 1:00 PMNorth/Central Ballroom
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COLORADO’S STRATIGRAPHY RE-CHARTED, REVEALS PATTERNS
17 In Celebration of the Release of the WGA 2014 Wyoming Stratigraphic Nomenclature Chart: Topics in Rocky Mountain Stratigraphy and SedimentologySaturday, 23 May 20158:00 AM - 9:50 AMWyoming Theater
2014
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CONODONTS FROM THE UPPER DEVONIAN – LOWER CARBONIFEROUS COFFEE POT MEMBER OF THE DYER FORMATION, CHAFFEE GROUP, COLORADO
T319 Conodonts as Stratigraphic and Paleoclimatic Tools (Posters)Wednesday, 22 October 20149:00 AM - 6:30 PMExhibition Hall C
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THE RAFT OF THE MEDUSA: EXCEPTIONAL PRESERVATION OF A BOX JELLYFISH FROM A LATE CARBONIFEROUS LAGERSTÄTTE IN THE MIDCONTINENT OF NORTH AMERICA
238 Paleontology: Trace Fossils, Taphonomy, and Exceptional PreservationTuesday, 21 October 20141:00 PM - 5:00 PM221/222
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FIRST DATA ON THE DIAMONDIFEROUS MANTLE OF THE KASAI SHIELD (CONGO CRATON) FROM DIAMOND MINERAL INCLUSIONS
T104 Gemological Research in the 21st Century: Exploration, Geology, and Characterization of Diamonds and Other Gem Minerals IMonday, 20 October 20148:00 AM - 12:00 PM202/203
2013
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COLORADO’S LYKINS FORMATION: AN OVERLOOKED SUCCESSION OF CRINKLED LIMESTONE, MINIATURE MOLLUSCS, AND PERMIAN-TRIASSIC MASS EXTINCTION
T396 The Colorado Scientific Society & 150 Years of Geologic Research in Colorado: Development of Geological Concepts and Studies in Colorado GeologyWednesday, 30 October 20131:00 PM - 5:00 PMRoom 603
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A TROPICAL RECORD OF TERMINAL FAMENNIAN EVENTS: COLORADO’S DYER FORMATION
156 Extinctions and Diversity DynamicsMonday, 28 October 20131:00 PM - 5:00 PMMile High Ballroom 1CD
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THE MAKING OF A SANDSTONE COLOSSUS: TECTONICALLY & CLIMACTICALLY INDUCED FLUSHING OF 'NUBIAN' SANDS IN THE EARLY PALEOZOIC
92 Clastic Sediments: Precambrian to Recent, Experimental to Applied StudiesMonday, 28 October 20138:00 AM - 12:00 PMRoom 504
2012
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EXPLORING EDIACARAN FOSSIL PRESERVATION BY DIFFERENTIAL TAPHONOMY: WHO LEFT THE EDIACARAN TAPHONOMIC WINDOW OPEN?
T181 Fossil Preservation, Biological Evolution, and Environmental Change at the Dawn of Animal Radiation: An Examination of Geobiological Events across the Ediacaran–Cambrian Transition (Posters)Tuesday, 6 November 20129:00 AM - 6:00 PMHall B
2011
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PREHISTORIC TIME TRAVEL: A NEW VIEW OF EARTH'S FIRST 4 BILLION YEARS AT THE DENVER MUSEUM OF NATURE AND SCIENCE
T67 Time, Events, and Places: Understanding Temporal and Spatial Learning in Geoscience EducationSunday, 9 October 20111:30 PM - 5:30 PMRoom 208CD
2010
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PILOT STUDY USING CLUMPED ISOTOPE PALEOTHERMOMETRY TO ASSESS DIAGENETIC HISTORY OF CARBONATES, NEOPROTEROZOIC CLEMENTE FORMATION, CABORCA, MEXICO
T161 Understanding High-Amplitude Stable Isotope Variations in Proterozoic StrataTuesday, 2 November 20108:00 AM - 12:00 PMRoom 207
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PUTTING ANOMALOCARIS ON A SOFT-FOOD DIET?
125 Paleontology V - Predation and Biological InteractionsMonday, 1 November 20101:30 PM - 5:30 PMRoom 503
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A GEOLOGIC STONEHENGE: LE PARC DES GALETS
T16 Earth System Science in Museums: Tapping the Potential to Engage the General Public in the Complexity of the EarthSunday, 31 October 20108:00 AM - 12:00 PMRoom 405
2009
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BEYOND HJULSTROM AND SHIELDS: EXPERIMENTAL MICROBIAL SEDIMENTOLOGY
T10 Microbial Mats, Biogeochemical Markers, and Microbial Evolution: The Co-Evolution of Early Earth and Microbial LifeSunday, 18 October 20098:00 AM - 12:00 PMC124
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EDIACARAN-EARLY CAMBRIAN CORDILLERAN VOLCANISM AND INCISION: EVIDENCE FOR RIFTING AND EUSTATIC LOWSTAND?
T61 Neoproterozoic through Cretaceous Evolution of the North American Cordilleran Margin: Contrasting Tectonics, Paleogeography, and PaleoenvironmentsSunday, 18 October 20091:30 PM - 5:30 PMB110/111/112
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CAMBRIAN COPROLITES: A RECORD OF NON-ANOMALOCARIDID GNATHOBASIC PREDATION
51 Paleontology: Movement & DistributionSunday, 18 October 20091:30 PM - 5:30 PMPortland Ballroom 255