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BURGESS SHALE-TYPE PRESERVATION AND THE ANIMAL EVOLUTION ACROSS
THE CAMBRIAN/PRECAMBRIAN BOUNDARYby(Alex) Jih-Pai
[email protected]
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AcknowledgementsWilliam I. Ausich, Loren E. Babcock and James
St. John, Derek Briggs, and Sam Gon, III in USA; Yuan-Long Zhao,
You-Yi Yu, Wang Yue, Jing Peng, Yuan Jin-Liang, and Shi-Xue Hu in
China; Andrew Scott in UK; Chai-Wei Li and Hung-Jen Wu in Taiwan;
and James G. Gehling in Australia.
My graduate studies were supported by the Presidential
Fellowship, Early-Start Fellowship, Ying-Chien Chang Fund, Graduate
Student Ravel Grants, Alumni Research Grant from OSU, Student
Research Grant and Gould Grant in Aid from PS, NSF East Asia Summer
Research Fellowship, and two GSA Graduate Student Research
Grants.
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Why Study
Fossils?BiostratigraphyEvolutionPaleoecologyPaleogeographySimple
fascinationSource: Prothero, D. R. 1998. Bring Fossils to Life: An
Introduction to Paleobiology, 1st ed. McGraw-Hill, Boston, 457
p.
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Presentation SectionsVisited localities of exceptional
preservationMistaken Point Biota, NewfoundlandEdiacara Biota, South
AustraliaChengjiang Biota, Yunnan, ChinaEmu Bay Shale Biota,
Kangaroo Island, AustraliaKaili Biota, Guizhou, ChinaBurgess Shale
Biota, western CanadaSignificance of Kaili BiotaNew mode of
preservation
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Exceptional Preservation in Siliciclastics
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Visited Deposits of Exceptional Preservation around the
WorldMistaken Point Biota, Newfoundland, Canada
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Narbonne et al., 2005
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Narbonne et al., 2005
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Visited Deposits of Exceptional Preservation around the
WorldEdiacara Biota, Flinders Range, South Australia
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Gehling, 2005
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Gehling, 2005
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Gehling, 2005
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Visited Deposits of Exceptional Preservation around the
WorldChengjiang Biota, Yunnan Province, South China
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Hou et al., 2004
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Visited Deposits of Exceptional Preservation around the WorldEmu
Bay Shale, Kangaroo Island, South Australia
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Jago & Zang, 2006
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Visited Deposits of Exceptional Preservation around the
WorldKaili Biota, Guizhou Province, South China
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Stratigraphy
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Kaili Biota Arthropodshttp://hdl.handle.net/1811/24227
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Kaili Biota Echinodermshttp://hdl.handle.net/1811/24227
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Kaili Biota Other Groupshttp://hdl.handle.net/1811/24227
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Kaili Biota Trace Fossilshttp://hdl.handle.net/1811/24227
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Burgess Shale BiotaPreservation of nonmineralizing organisms
Preservation of soft parts
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Visited Museum CollectionsSmithsonian National Museum of Natural
HistoryCarnegie Museum of Natural HistoryYale Peabody Museum of
Natural HistoryOxford Museum of Natural History
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Caron & Jackson, 2006
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Caron & Jackson, 2006
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New Mode of Preservation from the Kaili Biota
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Summary of Burgess Shale-type PreservationOrganic carbon films
Replication of clay minerals Pyritization Phosphatization
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Clusters of Silicified Spheroids
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Elemental Mappings
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Synchrotron X-ray MicroscopyFacility: National Synchrotron
Radiation Research Center (NSRRC), TaiwanAdvantage: Synchrotron
X-ray provides the highest possible image resolutionCollaborators:
Chai-Wei Li and Hung-Jeng Wu (National Tsinghua University)
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SummaryKaili egg clusters formed via selective silicification
probably occurred in low pH and high solubility conditions.
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1997: Freshman Fee Remission Scholarship1998: July 4th weekend
field trip to Nevada1999: Laurentia 992001: Teaching assistantship
at The Ohio State UniversityImportant steps that had led to my
early career in paleontology
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"Choose a job you love, and you will never have to work a day in
your life" - Confucius
http://hdl.handle.net/1811/24227
