Geological Society of America

8:00 AM

MAMMAL DIVERSITY IN RELATION TO LANDSCAPE HISTORY

Catherine Badgley, University of Michigan, Ann Arbor, MI

242958 (Technical Sessions)

8:15 AM

FROM MOUNTAINS TO MOLEHILLS: ADVANCES IN QUANTIFYING CHANGES IN TOPOGRAPHY AND ITS IMPLICATIONS FOR HABITAT FRAGMENTATION AND CONNECTIVITY

Brian J. Yanites, University of Idaho, Moscow, ID

244436 (Technical Sessions)

8:30 AM

THE VEGETATIONAL CONTEXT FOR RODENT EVOLUTION IN THE PACIFIC NORTHWEST: MIDDLE MIOCENE PHYTOLITHS THE MASCALL FORMATION OF EASTERN OREGON

Regan E. Dunn, University of Washington, Seattle, WA and Caroline Stromberg, University of Washington Department of Biology, Seattle, WA

250596 (Technical Sessions)

8:45 AM

THE IMPACTS OF CENOZOIC CLIMATE AND HABITAT CHANGES ON SMALL MAMMAL DIVERSITY OF NORTH AMERICA

Joshua X. Samuels, John Day Fossil Beds National Monument, Kimberly, OR and Samantha Hopkins, Univ of Oregon, Eugene, OR

246515 (Technical Sessions)

9:00 AM

TAXONOMIC AND ECOLOGICAL CHANGES IN RODENT FAUNAS OF THE LATE OLIGOCENE CABBAGE PATCH BEDS OF WESTERN MONTANA: RESPONSE TO ENVIRONMENTAL CHANGES?

Jonathan Calede, University of Washington, Seattle, WA

246448 (Technical Sessions)

9:15 AM

FUNDAMENTAL DIFFERENCES IN TECTONICALLY-DRIVEN DIVERSITY DYNAMICS AND FAUNAL CONNECTIVITY BETWEEN SMALL AND LARGE MAMMAL FAUNAS DURING THE NORTH AMERICAN MIOCENE

Samantha Hopkins, Univ of Oregon, Eugene, OR and Edward Davis, University of OregonDept Earth Sci and Mus Nat Cul Hist, Eugene, OR

248719 (Technical Sessions)

9:45 AM

IMPLICATIONS OF CARBON ISOTOPIC VARIABILITY IN MODERN RODENTS IN THE GREAT PLAINS, USA FOR INTERPRETING DIETS OF FOSSIL RODENTS

Andrew W. Haveles, University of Minnesota, Minneapolis, MN and David L. Fox, University of Minnesota, Minneapolis, MN and Kena Fox-Dobbs, University of Puget Sound, Tacoma, WA

250011 (Technical Sessions)

10:00 AM

SPATIAL VARIATION IN STABLE ISOTOPE ECOLOGY OF SMALL MAMMALS IN WESTERN NORTH AMERICA

Tara M. Smiley, University of Michigan, Ann Arbor, MI and Catherine Badgley, University of Michigan, Ann Arbor, MI

247253 (Technical Sessions)

10:15 AM

ISOTOPIC RECORDS OF RODENT PALEOECOLOGY NEAR THE EDGE OF THE LAURENTIDE ICE IN THE LATE PLEISTOCENE: INSIGHTS AND LESSONS FROM THE MODERN ECOSYSTEM OF THE PRYOR MOUNTAINS, MONTANA

Kena Fox-Dobbs, University of Puget Sound, Tacoma, WA and Holly Dixon, University of Puget Sound, Tacoma, WA and Erik Lightner, University of Wyoming, Laramie, WY and Mark T. Clementz, University of Wyoming, Laramie, WY

250546 (Technical Sessions)

10:30 AM

DIETARY PLASTICITY OF MUROID RODENTS FOR CONTINENTAL-SCALE COMPARISONS OF CARBON ISOTOPES IN THE LATE MIOCENE OF PAKISTAN AND SPAIN

Yuri Kimura, Smithsonian Institution National Museum of Natural History, Washington, DC and Isaac Casanovas-Vilar, Institut Català de Paleontologia, Barcelona, N/A and Thure Cerling, University of Utah, Salt Lake City, UT and Louis Jacobs, Southern Methodist University, Dallas, TX and Lawrence Flynn, Harvard University, Cambridge, MA and Everett Lindsay, University of Arizona, Tucson, AZ and David Pilbeam, Harvard University, Cambridge, MA and David Alba, Institut Català de Paleontologia, Barcelona, N/A and Salvador Moyà-Solà, Institut Català de Paleontologia, Barcelona, N/A

245869 (Technical Sessions)

11:00 AM

DENTAL ECOMETRICS PREDICT TROPHIC CATEGORIES OF NORTH AMERICAN RODENTS

Jonathan Stanford Keller, University of Minnesota, Falcon Heights, MN and David L. Fox, University of Minnesota, Minneapolis, MN and Kieran P. McNulty, University of Minnesota, Minneapolis, MN

248157 (Technical Sessions)

11:15 AM

WHERE WOODRATS MEET: GENETIC, MORPHOLOGICAL, AND ECOLOGICAL DIFFERENTIATION AT THE BOUNDARIES BETWEEN SPECIES

Marjorie D. Matocq, University of Nevada Reno, Reno, N/A and Peter J. Murphy, University of Nevada Reno, Reno, N/A

249908 (Technical Sessions)

11:30 AM

BIOGEOGRAPHIC STRUCTURE IN NORTH AMERICAN ARIDLANDS: HOW HAS TECTONIC AND CLIMATE CHANGE INFLUENCED THE GEOGRAPHY OF DIVERSIFICATION ACROSS CO-DISTRIBUTED TAXA?

Brett R. Riddle, University of Nevada Las Vegas, Las Vegas, NV and Tereza Jezkova, University of Nevada Las Vegas, Las Vegas, NV

246170 (Technical Sessions)

11:45 AM

LANDSCAPE DIVERSITY, HABITAT DIVERSITY, & RODENT RICHNESS: CASCADING EFFECTS

Jenny McGuire, University of Washington, Seattle, WA

248189 (Technical Sessions)

T289 Dynamic Landscapes and the Diversification of North American Rodents

Presentations