Geological Society of America

1:30 PM

SEDIMENTOLOGICAL STUDIES ON MATERIAL INCORPORATED BY NATICID GASTROPODS IN EGG MASS CONSTRUCTION

Audrey Aronowsky, Univ of California at Berkeley, Berkeley, CA

12830 (Technical Sessions)

1:30 PM

EPIFAUNAL BIVALVE SHELL MORPHOLOGY AND ITS RELATION TO EPIBIONTS AND PREDATOR PROTECTION

Donna Carlson Jones, Univ Cincinnati, Cincinnati, OH

14609 (Technical Sessions)

1:30 PM

WHEN BIVALVES TOOK OVER THE WORLD

Margaret L. Fraiser, Univ of Southern California, Los Angeles, CA and David Bottjer, Univ of Southern California, Los Angeles, CA

17196 (Technical Sessions)

1:30 PM

UPPER ORDOVICIAN SCOLECODONTS FROM THE TYPE CINCINNATIAN IN NORTH AMERICA

Mats Eriksson, The Ohio State University, Columbus, OH and Claes F. Bergman, Kristianstad University, Kristianstad, N/A

18643 (Technical Sessions)

1:30 PM

THE ORIENTATION AND FUNCTION OF SHELL ORNAMENTATION IN THE RADIOLITID RUDIST BOURNONIA CANCELLATA

David W. Goldsmith, Westminster College, Salt Lake City, UT

21216 (Technical Sessions)

1:30 PM

MORPHOLOGIC AND ISOTOPIC INVESTIGATION OF THE NEOGENE PLANKTONIC FORAMINIFERAL SUBGENUS GLOBOROTALIA (TRUNCOROTALIA)

Andrew H. Feldman, Florida State Univ, Tallahassee, FL and Anthony J. Arnold, Florida State Univ, Tallahassee, FL and William C. Parker, Florida State Univ, Tallahassee, FL

21860 (Technical Sessions)

1:30 PM

THE POSTHUMOUS LIFE OF CERION

Sally E. Walker, Univ of Georgia, Athens, GA

22336 (Technical Sessions)

1:30 PM

A NEW APPROACH TO STUDYING FOOD LIMITATION AND GROWTH IN FOSSIL GASTROPODS

Kristin P. Teusch, Cornell Univ, Ithaca, NY and Warren D. Allmon, Paleontological Rsch Institution, Ithaca, NY

25325 (Technical Sessions)

1:30 PM

PALEOECOLOGY OF MIDDLE TRIASSIC FLAT CLAMS

Tran T. Huynh, Univ of Southern California, Los Angeles, CA and David Bottjer, Univ of Southern California, Los Angeles, CA

26020 (Technical Sessions)

1:30 PM

SHELL FRAGMENTS IN FOSSIL SHELL BEDS AS A RESULT OF DUROPHAGOUS PREDATION: RESULTS FROM FIELD OBSERVATION AND TUMBLING EXPERIMENTS

Tatsuo Oji, Univ of Tokyo, Tokyo, N/A and Chigusa Ogaya, Univ of Tokyo, Tokyo, N/A and Takehiro Sato, Kanagawa Museum of Nat History, Odawara, N/A

26408 (Technical Sessions)

1:30 PM

A GASTROPOD WITH IRON-SULFIDE MINERALIZED DERMAL SCLERITES FROM A DEEP-SEA HYDROTHERMAL VENT IN THE INDIAN OCEAN—A MODERN ANALOGUE OF CAMBRIAN SCLERITOME-BEARING ANIMALS

Stefan Bengtson, Swedish Museum of Nat History, Stockholm, N/A and Anders Warén, Swedish Museum of Nat History, Stockholm, N/A

27149 (Technical Sessions)

1:30 PM

PLIO-PLEISTOCENE FAUNAL TURNOVER IN THE CARIBBEAN: MOLLUSCAN FOOD WEBS IMPLICATE PLUMMETING NUTRIENT SUPPLY

Jonathan A. Todd, The Natural History Museum, London and Jeremy Jackson, Scripps Institution of Oceanography, La Jolla, CA and Kenneth Johnson, Scripps Institution of Oceanography, La Jolla, CA and Helena Fortunato, Smithsonian Tropical Rsch Institute, Balboa, N/A and Antoine Heitz, Naturhistorisches Museum, Basel, N/A and Peter Jung, Naturhistorisches Museum, Basel, N/A

27656 (Technical Sessions)

1:30 PM

TESTING FOR ECOPHENOTYPIC VARIATION ACROSS A PALEOENVIRONMENTAL GRADIENT IN A SMALL MACTRID BIVALVE (YORKTOWN FORMATION, PLIOCENE, VIRGINIA)

J. A. Stempien, Virginia Tech, Blacksburg, VA and G. M. Daley, Univ of Wisconsin, Madison, WI and M. Kowalewski, Virginia Tech, Blacksburg, VA

27661 (Technical Sessions)

1:30 PM

EVOLUTION WITHIN A GENERAL SHELL-SPACE AMONG EARLY GASTROPODS

Peter J. Wagner, Field Museum, Chicago, IL and Douglas H. Erwin, Smithsonian Institution, Washington, DC

28014 (Technical Sessions)

1:30 PM

ONSHORE TO OFFSHORE MODERN MARINE COMMUNITIES, AND CRETACEOUS PALEOCOMMUNITIES FROM THE WESTERN INTERIOR BASIN: ANALYSIS OF THE DIFFERENCES

Erle G. Kauffman, Indiana Univ - Bloomington, Bloomington, IN