Geological Society of America

1:30 PM

ANIMAL EMBRYOS FROM THE TERMINAL NEOPROTEROZOIC DOUSHANTUO FORMATION: HOW DID THEY HATCH?

Shuhai Xiao, Virginia Polytechnic Institute and State Univ, Blacksburg, VA and Chuanming Zhou, Chinese Academy of Sciences, Nanjing, N/A and Xunlai Yuan, Chinese Academy of Sciences, Nanjing, N/A

74547 (Technical Sessions)

1:45 PM

DATING THE ORIGINS OF MARINE INVERTEBRATE LARVAE WITH A MOLECULAR CLOCK

Kevin J. Peterson, Dartmouth College, Hanover, NH

77824 (Technical Sessions)

2:00 PM

A POSSIBLE FRONDOSE EDIACARAN FOSSIL FROM NEOPROTEROZOIC BITUMINOUS LIMESTONE OF THE DENGYING FORMATION: ITS BODY PLAN, LIFESTYLE, AND TAPHONOMY

Bing Shen, Virginia Polytechnic Institute and State Univ, Blacksburg, VA and Shuhai Xiao, Virginia Polytechnic Institute and State Univ, Blacksburg, VA and Chuanming Zhou, Nanjing Institute of Geology and Palaeontology, Chinese Academy of Sciences, Nanjing and Xunlai Yuan, Nanjing Institute of Geology and Palaeontology, Chinese Academy of Sciences, Nanjing and Guwei Xie, Nanjing Institute of Geology and Paleontology, Chinese Academy of Sciences, Nanjing, N/A

75526 (Technical Sessions)

2:15 PM

THE TIE THAT BINDS: ATTACHMENT STRUCTURE HOMOLOGIES IN EARLY CAMBRIAN ECHINODERMS

Bryan C. Wilbur, Jackson School of Geosciences, Austin, TX

73655 (Technical Sessions)

2:30 PM

DEATH, DECAY AND DESTRUCTION OF DICKINSONIA

Gregory J. Retallack, Univ of Oregon, Eugene, OR

73713 (Technical Sessions)

2:45 PM

ECOLOGY OF THE EDIACARAN EXPLOSION

Mary L. Droser, Univ of California, Riverside, Riverside, CA and Jim G. Gehling, South Australian Museum, Adelaide, N/A and D. Rice, South Australia Museum, Adelaide, N/A and David D. Mrofka, Univ of California Riverside, Riverside, CA and Martin J. Kennedy, Univ of California Riverside, Riverside, CA

78267 (Technical Sessions)

3:00 PM

FOSSIL ASSEMBLAGES IN LOWER CAMBRIAN MICROBIAL MATGROUND SEDIMENTS AND IMPLICATIONS FOR EARLY BENTHIC AND INFAUNAL ECOLOGIES

Jake Bailey, Univ of Southern California, Los Angeles, CA and Frank A. Corsetti, Univ of Southern California, Los Angeles, CA and David Bottjer, University of Southern California, Los Angeles, CA and Katherine Nicholson, Univ of Southern California, Los Angeles, CA

80977 (Technical Sessions)

3:15 PM

ECOSYSTEM ENGINEERS DURING THE CAMBRIAN EXPLOSION: TRACE FOSSIL RECORD FROM THE LOWER CAMBRIAN OF EASTERN CALIFORNIA

Katherine A. Nicholson, Univ of Southern California, Los Angeles, CA and David Bottjer, Univ. of Southern California, Los Angeles, CA

78430 (Technical Sessions)

3:30 PM

TRENDS IN BODY-SIZE AND MORPHOLOGICAL DISPARITY OF PROTEROZOIC THROUGH MIDDLE CAMBRIAN ACRITARCHS: A LITERATURE-BASED APPROACH

John Warren Huntley, Virginia Poltechnic Institute and State Univ, Blacksburg, VA and Shuhai Xiao, Virginia Polytechnic Institute and State Univ, Blacksburg, VA and Michal Kowalewski, Virginia Tech, Blacksburg, VA

76697 (Technical Sessions)

3:45 PM

FOSSIL ANEMONES FROM THE LOWER CAMBRIAN CHENGJIANG BIOTA

G.D. Stanley, The Univ of Montana, Missoula, N/A and X.-G. Hou, Yunnan Univ, Kunming, N/A and J. Zhao, Yunnan Univ, Kunming, N/A and X.-Y. Ma, Yunnan Univ, Kunming, N/A

76964 (Technical Sessions)

4:00 PM

THE “CLOVER ANIMAL” – SPEARHEAD OF THE CAMBRIAN REVOLUTION

Stefan Bengtson, Swedish Museum of Natural History, Stockholm and Artem Kouchinsky, Univ of California Los Angeles, Los Angeles, CA

79183 (Technical Sessions)

4:15 PM

A METAMERIC BRACHIOPOD FROM THE LOWER CAMBRIAN

Uwe Balthasar, Univ of Cambridge, Cambridge, N/A

75073 (Technical Sessions)

4:30 PM

A FOSSIL RADULA FROM THE LOWER CAMBRIAN MAHTO FORMATION, JASPER NATIONAL PARK, CANADA

Nicholas J. Butterfield, Univ of Cambridge, Cambridge, N/A