2004 Denver Annual Meeting (November 7–10, 2004)

Session No. 226
Wednesday, 10 November 2004: 1:30 PM-5:30 PM

Paleontology XI: Species Concepts and Phylogenetic Relationships

 

Colin Sumrall and Derek Briggs, Chairs
Paper #
Start Time
1
1:30 PM
DIVERSITY OF CRETACEOUS CONIFERS: A NEW SPECIES WITH POLLEN CONES THAT BEAR ADAXIAL POLLEN SACS AND POLLEN WITH FEATURES OF THE TAXODIACEOUS CONIFERS
SANDERS, Heather L.1, ROTHWELL, Gar W1 and STOCKEY, Ruth A.2, (1)Environmental & Plant Biology, Ohio Univ, Porter Hall, Athens, OH 45701, (2)Department of Biological Sciences, Univ of Alberta, Edmonton, AB T6G 2E9, hs288303@ohio.edu, hs288303@ohio.edu
2
1:45 PM
CHANGING PHYLOGENIES THROUGH TIME: A REVIEW OF THE SPHENODONTIA WITH INSIGHTS FROM SUPERMATRICES AND SUPERTREES
HEATHCOTE, Julia F., 1 Central Avenue, Hucknall, Nottingham, NG15 7JJ, United Kingdom, julia@juliaheathcote.com, julia@juliaheathcote.com
3
2:00 PM
EVOLUTION AND BIOSTRATIGRAPHY OF MIDDLE ORDOVICIAN RADIOLARIANS
MALETZ, Jorg, Department of Geology, SUNY at Buffalo, Buffalo, NY 14260 and BRUTON, David L., PMO Oslo, Sars gate 1, Oslo, N-0562, Norway, jorgm@acsu.buffalo.edu, jorgm@acsu.buffalo.edu
4
2:15 PM
VARIATION AND STRATIGRAPHIC DISTRIBUTION OF ALLOSAURUS WITHIN THE LATE JURASSIC MORRISON FORMATION
LOEWEN, Mark A., Utah Museum of Natural History and Department of Geology and Geophysics, University of Utah, Salt Lake City, UT 84112, maloewen@mines.utah.edu, maloewen@mines.utah.edu
5
2:30 PM
HETEROSPOROUS FERNS: PHYLOGENY, ORIGIN AND RADIATION
LUPIA, Richard1, NOWAK, Michael2, SCHNEIDER, Harald3, NAGALINGUM, Nathalie3 and PRYER, Kathleen3, (1)Sam Noble Oklahoma Museum of Natural History/School of Geology and Geophysics, Univ of Oklahoma, Norman, OK 73072, (2)Botany and Microbiology, Univ of Oklahoma, Norman, OK 73019, (3)Department of Biology, Duke Univ, Durham, NC 27708, rlupia@ou.edu, rlupia@ou.edu
6
2:45 PM
MORPHOLOGY AND PHYLOGENETIC RELATIONSHIPS OF THE LASIOGRAPTINAE (DIPLOGRAPTACEA): ITERATIVE AND DRIVEN TRENDS IN THE EVOLUTION OF “RETIOLITE-TYPE" GRAPTOLITE COLONIES
MITCHELL, Charles E., Dept. of Geology, Univ. at Buffalo, SUNY, Buffalo, NY 14260 and GOLDMAN, Daniel, Geology, Univ of Dayton, 300 College Park, Dayton, OH 45469, cem@geology.buffalo.edu, cem@geology.buffalo.edu
7
3:00 PM
A NEW MODEL FOR PLATE HOMOLOGY IN BLASTOZOAN ECHINODERMS
SUMRALL, Colin D., Earth and Planetary Science, The Univ of Tennessee, Knoxville, TN 37996, csumrall@utk.edu, csumrall@utk.edu
 
3:15 PM
Break
8
3:30 PM
MORPHOLOGY AND PHYLOGENY OF THE DICRANOGRAPTIDAE: SOLVING A LONG STANDING PROBLEM IN GRAPTOLITE SYSTEMATICS
GOLDMAN, Daniel, Geology, Univ of Dayton, 300 College Park, Dayton, OH 45469, MITCHELL, Charles E., Dept. of Geology, Univ. at Buffalo, SUNY, Buffalo, NY 14260 and KLOSTERMAN, Susan L., Department of Geological Sciences, Wright State Univ, 1640 Colonel Glenn Hwy, Dayton, OH 45435, dan.goldman@notes.udayton.edu, dan.goldman@notes.udayton.edu
9
3:45 PM
OVERLAPPING SPECIES BOUNDARIES AND RETICULATE EVOLUTION IN REEF CORALS: EVIDENCE FROM THE FOSSIL RECORD
BUDD, Ann F., Department of Geoscience, Univ. of Iowa, Iowa City, IA 52242 and PANDOLFI, John M., Centre for Marine Studies and Department of Earth Sciences, Univ of Queensland, Brisbane, QLD 4072, Australia, ann-budd@uiowa.edu, ann-budd@uiowa.edu
10
4:00 PM
EXAMINING PATTERNS OF TAXONOMIC AND PHYLOGENETIC EXTINCTION SELECTIVITY IN PALEOZOIC TEREBRATULIDE BRACHIOPODS
CARLSON, Sandra J.1, FITZGERALD, Paul C.1, LEIGHTON, Lindsey R.2 and KAPLAN, Peter A.1, (1)Geology, Univ of California, Davis, One Shields Ave, Davis, CA 95616, (2)Department of Geological Sciences and Allison Center for Marine Research, San Diego State Univ, 5500 Campanile Dr, San Diego, CA 92182-1020, carlson@geology.ucdavis.edu, carlson@geology.ucdavis.edu
11
4:15 PM
FOSSIL AND MOLECULAR EVIDENCE FOR THE TIMING OF MILLIPEDE CLADOGENESIS IN THE PALEOZOIC
WILSON, Heather M., Geology and Geophysics, Yale Univ, Kline Geology Laboratory, P.O. Box 208109, New Haven, CT 06520-8109, heather.wilson@yale.edu, heather.wilson@yale.edu
12
4:30 PM
AFFINITIES OF THE LOWER SILURIAN WAUKESHA ‘MYRIAPOD’
WILSON, H.M.1, BRIGGS, D.E.G.1, MIKULIC, D.G.2 and KLUESSENDORF, J.3, (1)Geology & Geophysics, Yale Univ, PO Box 208109, New Haven, CT 06520-8109, (2)Illinois State Geol Survey, 615 E. Peabody, Champaign, IL 61820, (3)Weis Earth Science Museum, Univ of Wisconsin, Fox Valley, 1478 Midway Road, Menasha, WI 54952, derek.briggs@yale.edu, derek.briggs@yale.edu
13
4:45 PM
A SILURIAN SEA SPIDER
SIVETER, Derek J.1, SUTTON, Mark D.1, BRIGGS, Derek E.G.2 and SIVETER, David J.3, (1)Department of Earth Sciences, Univ of Oxford, Parks Road, Oxford, OX1 3PR, (2)Department of Geology and Geophysics, Univ of Yale, P.O. Box 208109, New Haven, CT06520-8109, (3)Department of Geology, Univ of Leicester, University Road, Leicester, LE1 7RH, derek.siveter@earth.ox.ac.uk, derek.siveter@earth.ox.ac.uk
14
5:00 PM
THE HUNSRÜCK SLATE (LOWER DEVONIAN, LOWER EMSIAN) IN THE CONTEXT OF THE PALEOZOIC HISTORY OF THE OPHIUROIDEA (ECHINODERMATA)
GLASS, Alexander and BLAKE, Daniel B., Department of Geology, Univ of Illinois, Urbana, IL 61801-2919, aglass@uiuc.edu, aglass@uiuc.edu
15
5:15 PM
TRANSITORY PYGIDIA IN HINTZEIA SP. NOV. AND THE DYNAMICS OF THE POSTERIOR “TAGMA” IN TRILOBITES
SIMPSON, Andrew G.1, HUGHES, Nigel C.1 and KOPASKA-MERKEL, David2, (1)Earth Sciences, Univ of California Riverside, Riverside, CA 92507, (2)Geol Survey of Alabama, 420 Hackberry Lane, Tuscaloosa, AL 35486, asimp001@ucr.edu, asimp001@ucr.edu