118 Paleontology 1: Diversity, Extinction, and Origination

Monday, 26 September 2016
1:30 PM - 5:30 PM
Mile High Ballroom 4C

Presentations

• 1:30 PM
  EVIDENCE OF SEXUAL CONJUGATION AND CROWN-GROUP STATUS IN EARLY PROTEROZOIC EUKARYOTES
  Z.R. Adam, Harvard University, Cambridge, MA and Z.R. Adam, Montana State University, Bozeman, MT and Nicholas J. Butterfield, University of Cambridge, Cambridge, N/A
  287359 (Technical Sessions)
• 1:45 PM
  CROWN-GROUP RHODOPHYTES IN THE LATE PALAEOPROTEROZOIC (CA. 1.6 GA)
  Stefan Bengtson, Swedish Museum of Natural History, Stockholm and Therese Sallstedt, Swedish Museum of Natural History, Stockholm and Veneta Belivanova, Swedish Museum of Natural History, Stockholm
  282361 (Technical Sessions)
• 2:00 PM
  WALCOTT’S SOUTHERN APPALACHIAN TRILOBITE LOCALITIES REDISCOVERED – LOWER CAMBRIAN, UPPER CHILHOWEE GROUP, “NEVADELLA” ZONE
  Steven Hageman, Appalachian State Univ, Boone, NC
  280562 (Technical Sessions)
• 2:15 PM
  NEW FLATTENED, ASYMMETRICAL, RHIPIDOCYSTID ECHINODERM FROM THE BROMIDE FORMATION (SANDBIAN) OF SOUTHERN OKLAHOMA, AND A REVISED CLASSIFICATION OF EOCRINOIDS, RHIPIDOCYSTIDS, AND PARACRINOIDS
  James Sprinkle, Jackson School of Geosciences, Austin, TX and William Rushlau, Wetumka, OK
  283419 (Technical Sessions)
• 2:30 PM
  REASSESSMENT OF THE DEVONIAN PROBLEMATICUM PROTONYMPHA AS ANOTHER POST-EDIACARAN VENDOBIONT
  Greg Retallack, University of Oregon, Eugene, OR
  277500 (Technical Sessions)
• 3:00 PM
  SEX AND SHIFTING BIODIVERSITY DYNAMICS DURING THE MESOZOIC MARINE REVOLUTION
  Andrew Bush, University of Connecticut, Storrs, CT and Gene Hunt, Smithsonian Institution, Washington, DC and Richard K. Bambach, National Museum of Natural History, Smithsonian Institution, Washington, DC
  282787 (Technical Sessions)
• 3:15 PM
  PHYSA POPULATION AT UKALA, MADHYA PRADESH INDIA- AN EXAMPLE OF ECOPHENOTYPIC VARIATION
  Sharmistha Paul, Indian Institute of Engineering Science and Technology, Howrah and Krishnendu Das, Indian Institute of Engineering Science and Technology, Howrah and Tapas Kumar Gangopadhyay, Indian Institute of Engineering Science and Technology, Howrah
  284595 (Technical Sessions)
• 3:30 PM
  HYPOTHETICAL DIVERGENT EVOLUTION OF TWO APEX PREDATORS FROM THE HELL CREEK FORMATION: NANOTYRANNUS LANCENSIS AND TYRANNOSAURUS REX
  Michael D. Deak, Mercyhurst University, Erie, PA and Scott McKenzie, Mercyhurst University, Erie, PA
  279687 (Technical Sessions)
• 3:45 PM
  THUNDER LIZARD SONG AND DANCE: SKULLS FROM BRONTOSAURUS AND APATOSAURUS SHOW MARKED DIVERGENCE IN VOCALIZATION AND UPRIGHT COMBAT
  Robert T. Bakker, Houston Museum of Natural Science, Houston, TX and Matthew T. Mossbrucker, Morrison Natural History Museum, Morrison, CO
  282844 (Technical Sessions)
• 4:00 PM
  ASSESSING MONOPHYLY OF THE SPATANGOID ECHINOID GENUS MECASTER WITH IMPLICATIONS ON DIVERSITY AND EXTINCTION PATTERNS IN THE LATE CRETACEOUS
  Ryan O. Roney, University of Tennessee, Knoxville, TN and Colin Sumrall, University of Tennessee, Knoxville, TN
  286203 (Technical Sessions)
• 4:15 PM
  “O SOLEMYA…” LIGAMENTAL PLESIOMORPHY AND APOMORPHY IN THE ACHARAX-SOLEMYA CLADE (BIVALVIA: SOLEMYIDAE)
  Jack Bowman Bailey, Western Illinois University, Macomb, IL
  281610 (Technical Sessions)
• 4:30 PM
  RANGE AND CHANGE: THE ROLE OF CHANGING OCCUPANCY IN PREDICTING EXTINCTION RISK
  Wolfgang Kiessling, Friedrich-Alexander-Universität Erlangen-Nürnberg, Erlangen and Tibor Ádám Kocsis, Friedrich-Alexander-Universität Erlangen-Nürnberg, Erlangen
  286046 (Technical Sessions)
• 4:45 PM
  TERRESTRIAL EFFECTS OF NEARBY SUPERNOVAE IN THE EARLY PLEISTOCENE
  Brian C. Thomas, Washburn University, Topeka, KS
  280753 (Technical Sessions)