VOL. 23, SUPPLEMENT NUMBER 3 JOURNAL TO PALEONTOLOGY ABSTRACTS SEPTEMBER 2003 VERTEBRATE OF Radison Riverfront Hotel Volume 23, Supplement to Number 3 12 September 2003 UPPER LEVEL Breakout Session Room Breakout Session Room STREET LEVEL Speaker Ready Room ABSTRACTS OF PAPERS SIXTY-THIRD ANNUAL MEETING SOCIETY OF VERTEBRATE PALEONTOLOGY SCIENCE MUSEUM OF MINNESOTA ST. PAUL, MINNESOTA Poster SVP Sessions Registration LOWER LEVEL OCTOBER 15-18, 2003 Exhibits SOCIETY OF VERTEBRATE PALEONTOLOGY Plenary/Breakout Session Room ISSN 0272-4634 JOURNAL OF VERTEBRATE PALEONTOLOGY VOLUME 23, SUPPLEMENT TO NUMBER 3 September, 2003 ABSTRACTS OF PAPERS SIXTY-THIRD ANNUAL MEETING SOCIETY OF VERTEBRATE PALEONTOLOGY SCIENCE MUSEUM OF MINNESOTA ST. PAUL, MINNESOTA OCTOBER 15-18, 2003 HOST COMMITTEE: Kristina Curry Rogers (Chair), Chris Brochu, Bruce Erickson, David Fox, Joe Hartman, Jackie Hoff, Ellen Holt-Werle, Ron Lawrenz, Ali Lozoff, Jessica Madole, Rebecca Newberry, Andy Redline, Ray Rogers CONVENORS OF SYMPOSIA: Jason Anderson, Hans-Dieter Sues, Marilyn Fox, Judd Case, Jaelyn Eberle, Mark Goodwin, Sandy Carlson PROGRAM COMMITTEE: Donald Prothero (Chair and Editor), Greg Buckley, Kristina Curry Rogers, David Froehlich, Mike Gottfried, and Eric Dewar PROGRAM AT A GLANCE WEDNESDAY MORNING, OCTOBER 15, 2003 SYMPOSIA EVOLUTIONARY TRANSITIONS AMONG VERTEBRATES A Symposium in Honor of Robert Lynn Carroll MINNESOTA BALLROOM CONVENORS: JASON S. ANDERSON AND HANS-DIETER SUES 8:00 Welcome 8:05 Wilson, M.V.H., and Hanke, G.: HOMOLOGIES OF PAIRED FINS AND TEETH ACROSS THE AGNATHAN- GNATHOSTOME TRANSITION 8:25 Larsson, H.: EVOLUTIONARY INNOVATION OF THE AUTOPODIUM: TESTING DEVELOPMENTAL MECHA- NISMS OF THE FIN-LIMB TRANSITION 8:45 Clack, J., Blom, H., and Ahlberg, P.E.: NEW INSIGHTS INTO THE POSTCRANIAL SKELETON OF ICHTHYOSTEGA 8:55 Anderson, J. THE ORIGIN OF LISSAMPHIBIA 9:15 Reisz, R.: COTYLOSAUR PHYLOGENY AND THE INITIAL DIVERSIFICATION OF AMNIOTES 9:35 Caldwell, M.: ON THE ORIGIN OF SNAKES 9:55 BREAK 10:15 Padian, K.: EVOLUTIONARY TRANSITIONS IN THE ORIGIN OF BIRDS 10:35 Hopson, J.: THE TRANSITION FROM NONMAMMALIAN CYNODONTS TO MAMMALS 10:55 Luo, Z.: SUCCESSIVE DIVERSIFICATION OF MESOZOIC MAMMAL CLADES AND ACCUMULATIVE EVO- LUTION OF THEIR ANATOMICAL APOMORPHIES 11:15 O’Leary, M.: THE POSITION OF WHALES AMONG MAMMALS: INCORPORATING NEW DISCOVERIES INTO CONTINUED COMBINED ANALYSIS. 11:35 Beard, K.C.: ANTHROPOID ORIGINS: MOSAIC EVOLUTION, BIOGEOGRAPHY, AND THE GENESIS OF THEIR PALEOECOLOGICAL DOMINANCE PREPARATORS’ SYMPOSIUM GREAT RIVER BALLROOM 2/3 CONVENOR: MARILYN FOX 8:00 Cavin, J., Herbel, C.L., Lien, D.B., Foss, S.E., and Benton, R.C.: TEN YEARS OF ACCOMPLISHMENT AT THE BIG PIG DIG: AN IMPORTANT OLIGOCENE SITE, BADLANDS NATIONAL PARK, SOUTH DAKOTA 8:15 Schulp, A.: USING AN ‘OPEN PREP LAB’ IN EXHIBITION STORYLINE DEVELOPMENT 8:30 Smith, M., Fremd, T.J., and Foss, S.E.: FURNISHING A NEW PALEONTOLOGICAL CURATION AND RESEARCH FACILITY AT JOHN DAY FOSSIL BEDS NATIONAL MONUMENT, OREGON 8:45 Masek, R.: LARGE-SCALE TRANSFER PREPARATION 9:00 Mason, J.: MECHANICAL TO CHEMICAL: THE FINAL PREPARATION OF A DICYNODONT FROM THE KINGORI SANDSTONE USING MICROSCRIBES AND DIMETHYL SULFOXIDE. 9:15 Murphy, N., Thompson, M., and Murphy, M.: PREPARATION OF FOSSILIZED SOFT TISSUE STRUCTURES IN A NEW HADROSAURIAN MUMMY FROM THE JUDITH RIVER FORMATION OF MONTANA 9:30 Wilkening, D.: FOSSIL ACQUISITION BY SCREEN WASHING 9:45 Davidson, A.: ADHESIVES AS LIQUIDS 10:00 BREAK AND POSTER SESSION (authors will be present) 10:45 Keillor, T.: NOVEL APPROACHES TO SKULL RECONSTRUCTIONS 11:00 Herbel, C.: IMPORTANT CONSIDERATIONS REGARDING CONSERVATION AND ETHICS IN MOLD MAK- ING 11:15 Fox, M.: BASICS OF MOLDMAKING—FILLING AND MOLD DESIGN CONSIDERATIONS JVP 23(3) September 2003—ABSTRACTS 5A 11:30 Brown, G.W: THE SEAMY SIDE OF MOLD MAKING: DESIGN CONSIDERATIONS FOR SMALL MULTI-PART MOLDS 11:45 Groenke, J., and Sanders, W.J.: REPRODUCTION OF FOSSILS: FROM MOTHER MOLDS TO FULL-GROWN MOUNTED SKELETONS (AN OVERVIEW AND SUGGESTIONS) POSTERS ASSOCIATED WITH PREPARATORS’ SYMPOSIUM (Authors will be present 10:00-10:45) Booth # 1. Jabo, S.: AN INEXPENSIVE MOLD/CAST PROCEDURE SUITABLE FOR ELEMENTARY STUDENTS 2.Kroehler, P.A.: MOLDING AND CASTING ODOBENOCETOPS, AN UNUSUAL WHALE SKULL 3. Christopher, M.: A LIGHTWEIGHT ALTERNATIVE TO LARGE SILICONE BLOCK MOLDS 4. Burnham, D., Martin, L.D., and Walton, A.W.: UNUSUAL PRESERVATION EVEN FOR A LIAONING BIRD WEDNESDAY AFTERNOON HIGH-LATITUDE MESOZOIC AND CENOZOIC VERTEBRATES: EVOLUTION, PALEOCLIMATE, AND PALEOGEOGRAPHY MINNESOTA BALLROOM CONVENORS: JAELYN EBERLE AND JUDD CASE 1:30 Fiorillo, A., and Gangloff, R.: PRELIMINARY NOTES ON THE TAPHONOMIC AND PALEOECOLOGIC SET- TING OF A PACHYRHINOSAURUS BONEBED IN NORTHERN ALASKA 1:45 Gangloff, R., and Fiorillo, A.; THE RECORD OF ARCTIC DINOSAURS FROM NORTHERN ALASKA, PALEO- GEOGRAPHIC AND PALEOECOLOGIC IMPLICATIONS 2:00 Clemens, W.A.: LATE CRETACEOUS MAMMALS FROM THE PRINCE CREEK FORMATION, COLVILLE RIVER, ALASKA. 2:15 Brinkman, D., Tarduno, J., Friedman, M., and Currie, P.: A NON-MARINE VERTEBRATE ASSEMBLAGE FROM THE LATE CRETACEOUS (TURONIAN-CONIACIAN) CANADIAN HIGH ARCTIC 2:30 Martin, J.E., Case, J.A., Jagt, J.W.M., Schulp, A.S., and Mulder, E.W.A.: THE FIRST DIDELPHID MARSUPIAL (MAMMALIA) FROM EUROPE AND ITS SIGNIFICANCE CONCERNING LATE CRETACEOUS BIOGEOGRA- PHY 2:45 Case, J., Martin, J.E., Chaney, D.S., and Reguero, M.: LATE CRETACEOUS DINOSAURS FROM THE ANTARCTIC PENINSULA: REMNANT OR IMMIGRANT FAUNA? 3:00 Malyshkina, T.: LATE PALEOCENE ELASMOBRANCHII FROM THE BASE OF SEROV FORMATION IN WESTERN PART OF THE WEST-SIBERIAN PLATE 3:15 BREAK 3:30 Albright, L.B., Woodburne, M.O., Case, J.A., and Chaney, D.S.: A LEATHERBACK SEA TURTLE FROM THE EOCENE OF ANTARCTICA: IMPLICATIONS FOR THE ANTIQUITY OF GIGANTOTHERMY IN DER- MOCHELYIDAE 3:45 Eberle, J., Dawson, M., Lee, C., Riediger, C., and Hutchison, J.H.: TOWARDS A REFINED VERTEBRATE BIOS- TRATIGRAPHY FOR EOCENE STRATA OF THE EUREKA SOUND GROUP, CANADIAN HIGH ARCTIC 4:00 McKenna, M.C.: SEMI-ISOLATION AND LOWERED SALINITY OF THE ARCTIC OCEAN IN LATE PALE- OCENE TO EARLIEST EOCENE TIME 4:15 Dawson, M.: PHYLOGENETIC AND GEOGRAPHIC AFFINITIES OF THE EARLY MIOCENE VERTEBRATE FAUNA OF DEVON ISLAND, NUNAVUT, CANADA 4:30 Fordyce, R.E.: EARLY CROWN-GROUP CETACEA IN THE SOUTHERN OCEAN: THE TOOTHED ARCHAIC MYSTICETE LLANOCETUS 4:45 Rybczynski, N.: FOSSIL CUT-WOOD FROM THE CANADIAN HIGH ARCTIC: NEW INSIGHTS INTO THE EVOLUTION OF WOOD-CUTTING IN CASTORIDS 6A © 2003 by the Society of Vertebrate Paleontology BIOMINERALIZATION: PATTERNS, PROCESSES, AND ANALYSIS OF MODERN AND FOSSIL VERTEBRATE SKELETAL TISSUES GREAT RIVER BALLROOM 2/3 CONVENORS: MARK B. GOODWIN AND SANDRA J. CARLSON 1:30 Wopenka, B., and Pasteris, J.: BIOLOGICAL APATITES: A COMPARISON OF BONE AND TOOTH MINERAL- IZATION 1:45 Barreto, C., and Marshall, C: THE EVOLUTIONARY SIGNIFICANCE OF THE GROWTH PLATE 2:00 Martin, R.B.: THE IMPORTANCE OF FATIGUE FAILURE IN THE EVOLUTION OF BONE REMODELING 2:15 Skinner, H.C.W.: APATITE COMPOSITION: A SENTINEL MINERAL FOR VERTEBRATES 2:30 Kohn, M.: RATES OF ENAMEL FORMATION IN HERBIVORES AND IMPLICATIONS FOR INFERRING PALE- OSEASONALITY 2:45 Hoppe, K., Muenchau, B., and Chamberlain, P.: USING ISOTOPIC ANALYSES OF HERBIVORE TEETH AS A PALEOENVIRONMENTAL PROXY: A STUDY OF ISOTOPIC PATTERNS IN MODERN GREAT PLAINS BISON 3:00 Teaford, M., Darnell, L., Weihs, T., and Weiner, M.: CHANGING PERSPECTIVES ON THE PHYSICAL PROP- ERTIES OF TEETH 3:15 BREAK 3:30 von Koenigswald, W.: THREE GENERAL TYPES OF SCHMELZMUSTER IN RODENT MOLARS 3:45 Fox, D., Knurr, R., and Fisher, D.C.: COMPARISON OF ELEMENTAL AND OXYGEN ISOTOPE VARIATION PROFILES IN PROBOSCIDEAN TUSK DENTIN 4:00 Goodwin, M., and Barnes, L.: CARBON ISOTOPE ANALYSIS AND MINERALIZATION IN FOSSIL AND MOD- ERN MYSTICETE WHALE BALEEN PLATES 4:15 Stanton Thomas, K.J., and Carlson, S.J.: ECOLOGICAL IMPLICATIONS OF MICROSCALE δ 13C ISOTOPIC ANALYSIS OF AN ONTOGENETIC SERIES OF THE HADROSAURIAN DINOSAUR EDMONTOSAURUS 4:30 de Ricqles, A., and Yans, Y.: BERNISSART’S IGUANODON: THE CASE FOR “FRESH” VERSUS “OLD” DINOSAUR BONE 4:45 Curry Rogers, K., Erickson, G., and Norell, M.: DINOSAURIAN LIFE HISTORY STRATEGIES, GROWTH RATES, AND CHARACTER EVOLUTION: NEW INSIGHTS GARNERED FROM BONE HISTOLOGY AND DEVELOPMENTAL MASS EXTRAPOLATION 5:00 Sander, M.: LONG AND GIRDLE BONE HISTOLOGY IN SAUROPOD DINOSAURS: METHODS OF STUDY AND IMPLICATIONS FOR GROWTH, LIFE HISTORY, TAXONOMY, AND EVOLUTION 5:15 Jackson, F., Garrido, A., Schmitt, J.G., Chiappe, L.M., Dingus, L., and Loope, D.B.: ABNORMAL, MULTILAY- ERED TITANOSAUR (DINOSAURIA: SAUROPODA) EGGS FROM IN SITU CLUTCHES AT THE AUCA MAHUEVO LOCALITY, NEUQUEN PROVINCE, ARGENTINA 5:30 Schweitzer, M., Channing, A., Horner, J.R., and Chiappe, L.M.: MICROBIAL BIOMINERALIZATION AND EXCEPTIONAL PRESERVATION OF VERTEBRATE FOSSILS 5:45 Trueman, C., Behrensmeyer, A.K., Tuross, N., and Weiner, S.: BIOMINERALIZATION, FOSSILIZATION, AND BIOCHEMISTRY: HOW THE ORIGINAL PHYSICAL AND CHEMICAL PROPERTIES OF BONE DICTATE ITS PRESERVATION JVP 23(3) September 2003—ABSTRACTS 7A THURSDAY MORNING, OCTOBER 16, 2003 PLENARY ROMER PRIZE SESSION MINNESOTA BALLROOM MODERATORS: MATT CARRANO AND LANCE GRANDE 8:00 Welcome 8:15 Hill, R.: RECONSTRUCTING AMNIOTE PHYLOGENY USING MORPHOLOGY OF THE SKELETON, INTEGU- MENT, AND OSTEODERMS 8:30 Sato, T: EFFECT OF DATA SELECTION IN PHYLOGENETIC ANALYSIS OF THE ELASMOSAURIDAE (REP- TILIA: SAUROPTERYGIA) 8:45 Tumarkin-Deratzian, A: EVALUATION OF TEXTURAL AGING AS A METHOD FOR DETERMINING RELA- TIVE ONTOGENETIC