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North-Central Section - 48th Annual Meeting (24–25 April)

Session No. 1
Thursday, 24 April 2014: 7:55 AM-12:00 PM
Garrat (Cornhusker Marriott)

Paleoclimate, Paleoecology, Evolution

 

Rebecca L. Freeman and James R. Thomka, Chairs
Paper #
Start Time
 
7:55 AM
Introductory Remarks
1
8:00 AM
INSIGHTS INTO THE PRODUCER OF 'FOERSTE'S BEADS' (ECHINODERMATA: CRINOIDEA) BASED ON NEW MATERIAL FROM THE LOWER SILURIAN BRASSFIELD FORMATION OF CENTRAL KENTUCKY
THOMKA, James R., Department of Geology, University of Cincinnati, Cincinnati, OH 45221, BRETT, Carlton E., Department of Geology, University of Cincinnati, Cincinnati, OH 45221-0013 and SIMPKINS, Brian M., Department of Geology, University of Cincinnati, 500 Geology-Physics Building, University of Cincinnati, Cincinnati, OH 45221, thomkajr@mail.uc.edu, thomkajr@mail.uc.edu
2
8:20 AM
SNAPSHOT OF PHOSPHATE NODULE FORMATION IN THE MISSISSIPPIAN BORDEN FORMATION, KENTUCKY: A CRINOID OBRUTION EVENT AS A SOURCE OF PHOSPHORUS
SPARR, Jonathan P., Department of Earth and Environmental Science, University of Kentucky, 101 Slone Research Building, Lexington, KY 40506 and FREEMAN, Rebecca L., Department of Earth and Environmental Science, University of Kentucky, Lexington, KY 40506, JP.Sparr@uky.edu, JP.Sparr@uky.edu
3
8:40 AM
HOW MANY SHELLS ARE IN A SHELL BED? MIXED TAPHONOMY AND SHELL DESTRUCTION IN A TIME-RICH STORM-DISTURBED CINCINNATIAN (ORDOVICIAN, KATIAN) SHELL BED
FREEMAN, Rebecca L., Department of Earth & Environmental Sciences, University of Kentucky, Lexington, KY 40506 and DATTILO, Benjamin, Department of Geosciences, Indiana University Purdue University Fort Wayne, 2101 E. Coliseum Blvd, Fort Wayne, IN 46805-1499, rebecca.freeman@uky.edu, rebecca.freeman@uky.edu
4
9:00 AM
RECIPROCAL TIME-AVERAGING AND TAPHONOMIC FEEDBACK IN A COMPOSITE BIVALVE-BRYOZOAN CONCENTRATION FROM THE UPPER ORDOVICIAN OF KENTUCKY
SCHWALBACH, Cameron E.1, THOMKA, James R.2, BRETT, Carlton E.2 and MALGIERI, Thomas J.2, (1)Department of Geology, University of Cincinnati, 500 Geology/Physics building, Cincinnati, OH 45221, (2)Department of Geology, University of Cincinnati, Cincinnati, OH 45221, schwalce@mail.uc.edu, schwalce@mail.uc.edu
 
9:20 AM
Break
5
9:40 AM
AN INVESTIGATION INTO THE CAUSES OF δ18O VARIATIONS IN THE DASUOPU ICE CORE, CENTRAL HIMALAYAS, USING INSTRUMENTAL DATA
PHILIPPOFF, Karl, Earth Sciences, The Ohio State University, Columbus, OH 43202, philippoff.1@osu.edu, philippoff.1@osu.edu
6
10:00 AM
MICROPALEONTOLOGICAL ANALYSIS OF SEDIMENTS FROM BENEATH SUBGLACIAL LAKE WHILLANS AND THE UPSTREAM SECTORS OF THE WHILLANS AND KAMB ICE STREAMS, WEST ANTARCTICA
COENEN, Jason, Department of Geology and Environmental Geosciences, Northern Illinois University, University Davis Hall 312, Normal Rd, DeKalb, IL 60115, SCHERER, Reed P., Geology and Environmental Geosciences, Northern Illinois University, DeKalb, IL 60115 and WARNY, Sophie, Geology and Geophysics, Louisiana State University, Baton Rouge, LA 70803, z1715515@students.niu.edu, z1715515@students.niu.edu
7
10:20 AM
DEEP TIME CONSERVATION PALEOBIOLOGY: VERTEBRATE FOSSIL TESTS OF ECOLOGICAL NICHE CONSERVATION AND RELATIONSHIP TO ANTHROPOGENIC CLIMATE CHANGE
HEAD, Jason J., Earth and Atmospheric Sciences, University of Nebraska-Lincoln, 228 Bessey Hall, Lincoln, NE 68588-0340, jhead2@unl.edu, jhead2@unl.edu
8
10:40 AM
DIVERSITY TRENDS AND SPECIES ABUNDANCE MODELS WITHIN THE EARLY CRETACEOUS (ALBIAN) WALNUT FORMATION, CENTRAL TEXAS
HANGER, Rex A., JOHNSON, Daryl, BEETS, Haley, VANACKER, Nicole and HABERMANN, Amanda, Geography & Geology, University of Wisconsin-Whitewater, 800 West Main Street, Whitewater, WI 53190, hangerr@uww.edu, hangerr@uww.edu
9
11:00 AM
DENTAL VARIATIONS AND ANOMALIES IN EXTINCT PILOSANS (MAMMALIA: XENARTHRA)
MCAFEE, Robert K., Ohio Northern University, Department of Biological and Allied Health Sciences, 525 South Main Street, Ada, OH 45810, r-mcafee@onu.edu, r-mcafee@onu.edu
10
11:20 AM
USING THE FORCE: COMPARING PREDATION STRATEGIES AND EVOLUTIONARY PATTERNS OF THYLACOSMILUS ATROX AND OTHER SABER-TOOTHED FELIFORMS
PERPER, Laurel, Geology, Cornell College, 600 1st St. SW, Mt. Vernon, IA 52314, lperper14@cornellcollege.edu, lperper14@cornellcollege.edu
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