2006 Philadelphia Annual Meeting (22–25 October 2006)

Session No. 155
Tuesday, 24 October 2006: 1:30 PM-5:30 PM

Paleontology/Paleobotany VII: Phylogeny, Systematics, and Evolution

 

Forest Gahn and Ursula E. Smith, Chairs
Paper #
Start Time
1
1:30 PM
HOW TO DECIDE WHICH TO INCLUDE? THE EFFECTS OF TAXONOMIC SAMPLING ON PHYLOGENETIC HYPOTHESES
CARLSON, Sandra J., Department of Geology, University of California, Davis, One Shields Ave, Davis, CA 95616 and FITZGERALD, Paul C., Department of Geology, University of California, Davis, One Shields Avenue, Davis, CA 95616, sjcarlson@ucdavis.edu, sjcarlson@ucdavis.edu
2
1:45 PM
DISMANTLING "LIVING FOSSILS": A FRAMEWORK FOR PERSISTENCE, PROLONGED STASIS AND SLOW RATES OF CHANGE
LIDGARD, Scott, Geology, Field Museum, 1400 S. Lake Shore Drive, Chicago, IL 60605 and LIOW, Lee Hsiang, Committee on Evolutionary Biology, Univ of Chicago, 5734 S. Ellis Ave, Chicago, IL 60637, slidgard@fieldmuseum.org, slidgard@fieldmuseum.org
3
2:00 PM
APPLICATION OF PROTOCONCH AND APICAL ONTOGENY IN SYSTEMATICS OF THE NEW ZEALAND TURRITELLID GASTROPODS
SMITH, Ursula E., Earth and Atmospheric Sciences, Cornell University, Ithaca, NY 14853 and ALLMON, Warren D., Paleontological Research Institution, 1259 Trumansburg Road, Ithaca, NY 14850-1398, ursula.smith@cantab.net, ursula.smith@cantab.net
4
2:15 PM
A TALE OF TWO SNAILS: TESTING LIMITING SIMILARITY IN QUATERNARY THEBA
HUNTLEY, John Warren, Department of Geoological Sciences, Virginia Poltechnic Institute and State Univ, Blacksburg, VA 24061, YANES, Yurena, Geosciences, Virginia Tech, Blacksburg, VA 24061 and KOWALEWSKI, Michal, Department of Geosciences, Virginia Polytechnic Institute and State Univ, 4044 Derring Hall, Blacksburg, VA 24061, jhuntley@vt.edu, jhuntley@vt.edu
5
2:30 PM
NEW DATA ON UPPER DEVONIAN PELAGIC BIVALVES
NAGEL, Judith, Museum of the Earth, Paleontological Research Institut, 1259 Trumansburg Road, Ithaca, NY 14850, jn226@cornell.edu, jn226@cornell.edu
6
2:45 PM
THE ESTHETAL CANAL SYSTEM IN POLYPLACOPHORANS (MOLLUSCA) AND A COMPARISON WITH THE SCLERITE CANAL SYSTEM IN SACHITIDS (LOWER TO MIDDLE CAMBRIAN)
VINTHER, Jakob, Department of Geology and Geophysics, Yale University, P.O. Box 208109, New Haven, CT 06520-8109, Jakob.vinther@yale.edu, Jakob.vinther@yale.edu
7
3:00 PM
CROWN-GROUP CNIDARIANS FROM THE CAMBRIAN OF UTAH
HENDRICKS, Jonathan R.1, HALGEDAHL, Susan L.2, LIEBERMAN, Bruce S.1 and JARRARD, Richard D.2, (1)Department of Geology, University of Kansas, Lindley Hall, 1475 Jayhawk Blvd., Room 120, Lawrence, KS 66045, (2)Department of Geology and Geophysics, University of Utah, 135 S. 1460 East, Salt Lake City, UT 84112, blieber@ku.edu, blieber@ku.edu
 
3:15 PM
Break
8
3:30 PM
DELTOID AND ORAL PLATE HOMOLOGY IN BLASTOIDS
WATERS, Johnny, Geology, Appalachian State University, Boone, NC 28608 and SUMRALL, Colin, Earth and Planetary Science, The Univ of Tennessee, Knoxville, TN 37996, watersja@appstate.edu, watersja@appstate.edu
9
3:45 PM
HOW MANY TIMES DID TWO AMBULACRA EVOLVE IN GLYPTOCYSTITOID RHOMBIFERANS - NEW INSIGHTS FROM THE PAEDOMORPHIC AMBULACRAL REDUCTION (PAR) MODEL?
SUMRALL, Colin D., Department of Earth and Planetary Sciences, University of Tennessee, Knoxville, TN 37996, csumrall@utk.edu, csumrall@utk.edu
10
4:00 PM
BUILDING A BETTER HELICOPLACOID AND THE MEANING OF “EDRIOASTEROID”
WILBUR, Bryan C., Natural Sciences Division, Pasadena City College, 1570 E. Colorado Blvd, Pasadena, CA 91106, bwilbur@mail.utexas.edu, bwilbur@mail.utexas.edu
11
4:15 PM
GARDEN CITY OF ECHINODERMS: A NEW EARLY ORDOVICIAN LAGERSTÄTTE FROM IDAHO AND UTAH
GAHN, Forest J., Department of Geology, Brigham Young University - Idaho, Rexburg, ID 83460-0510, SPRINKLE, James, Department of Geological Sciences, Jackson School of Geosciences, University of Texas, 1 University Station C1100, Austin, TX 78712-0254 and GUENSBURG, Thomas E., Physical Science Division, Rock Valley College, Rockford, IL 61114, gahnf@byui.edu, gahnf@byui.edu
12
4:30 PM
GOGIID EOCRINOIDS (ECHINODERMATA) FROM THE LOWER CAMBRIAN BALANG FORMATION, GUIZHOU PROVINCE, CHINA, SOME WITH PRESERVED SOFTPART SUTURAL PORE STRUCTURES
PARSLEY, Ronald L.1, ZHAO, Yuanlong2 and PENG, Jen2, (1)Department of Earth & Environmental Sciences, Tulane Univ, New Orleans, LA 70118, (2)Institute of Resources and Environmental Science, Guizhou University, Guiyang, 550003, China, parsley@tulane.edu, parsley@tulane.edu
13
4:45 PM
DESCRIPTION OF A NEW SPECIMEN OF PLESIOSAUR AND IMPLICATIONS OF THE BIODIVERSITY OF THE TROPIC SHALE OF SOUTHERN UTAH
SCHMEISSER, Rebecca L., Department of Geology, Northern Arizona University, Flagstaff, AZ 86011, GILLETTE, David D., Department of Geology, Museum of Northern Arizona, Flagstaff, AZ 86001, ALBRIGHT, L. Barry, Department of Chemistry and Physics, University of North Florida, Jacksonville, FL, 32224 and TITUS, Alan L., Grand Staircase–Escalante National Monument, Bureau of Land Management, Kanab, UT 84741-3244, rls92@nau.edu, rls92@nau.edu
14
5:00 PM
A NEW SPECIES OF MIMOTONID FROM THE MIDDLE EOCENE OF MONGOLIA: EVIDENCE FOR THE EVOLUTION OF LAGOMORPHA
KRAATZ, Brian P., Department of Integrative Biology and Museum of Paleontology, University of California, 3060 Valley Life Sciences Building, Berkeley, CA 94720 and BADAMGARAV, D., Center of Paleontology, Mongolian Academy of Sciences, Peace Avenue 63, Ulaanbaatar, 210351, Mongolia, bkraatz@berkeley.edu, bkraatz@berkeley.edu