Programme  Titles  Presenters  Topics  Symposium - Primate body size: A multiple-level perspective Wednesday 6th August, 10:00-12:20 Sidlaw Convenor: Bernstein, R. 421 BODY SIZE AND THE ORIGIN OF THE ORDER PRIMATES C. Soligo University College London, United Kingdom 422 SCALE AND SELECTION PRESSURES IN THE EVOLUTION OF ANTHROPOID BODY SIZE DIMORPHISM A.D. Gordon1 1Center for the Advanced Study of Hominid Paleobiology, United States, 2Department of Anthropology, George Washington University, United States 423 INTRASEXUAL SCALING OF DIMORPHIC FEATURES AND THEIR ROLE IN SIGNALLING BODY SIZE AND FITNESS VARIATION WITHIN PRIMATE SPECIES B.T. Shea*, E.B. Klopp Northwestern University, United States 424 ALLOMETRY AND PHYSIOLOGY: HORMONES, MASS AND LENGTH R.M. Bernstein*1, S.R. Leigh2, J. Setchell3 1George Washington University, United States, 2University of Illinois at Urbana-Champaign, United States, 3Durham University, United Kingdom 425 LIFE HISTORY AND BODY SIZE AS DETERMINANTS OF QUATERNARY MAMMALIAN SPECIES LOSS L.R. Godfrey*1, G.T. Schwartz2, M.R. Sutherland1, W.L. Jungers3, M.T. Irwin4 1University of Massachusetts, United States, 2Arizona State University, United States, 3Stony Brook University, United States, 4McGill University, Canada 426 EVOLUTIONARY ECOLOGY OF EXTANT LEMURS: EVIDENCE FOR ENERGETIC EQUIVALENCE OR PHYLOGENETIC NICHE CONSERVATION? S.M. Lehman University of Toronto, Canada 427 ONTOGENY AND PHYLETIC SIZE CHANGE IN LIVING AND FOSSIL STREPSIRRHINES M.J. Ravosa University of Missouri School of Medicine, United States