Receiving Editor: Alex M. Thomson Odorant specificity of three oscillations and the DC signal in the turtle olfactory bulb. Ying-Wan Lam 1,2 , Lawrence B. Cohen 1 , and Michal R. Zochowski 1,3,4 1 Department of Cellular and Molecular Physiology, Yale University School of Medicine, New Haven, CT 06520 and the Marine Biological Laboratory, Woods Hole, MA 02543. 2 Present address: Department of Neurobiology and Behavior, SUNY Stony Brook, Stony Brook, NY 11794. 3 Center for Complex Systems, Warsaw School of Advanced Social Psychology, Warsaw, Poland. 4 Present address: Department of Physics, University of Michigan, Ann Arbor, MI 48109. Lawrence B. Cohen, lawrence.cohen@yale.edu Address before Sept. 1: MBL 7 MBL St. Woods Hole, MA 02543 Address after Sept. 1: Dept. of Cellular and Molecular Physiology Yale University School of Medicine 333 Cedar St. New Haven, CT 06520 Running title: Odorant specificity of olfactory bulb oscillations. words in summary: 240; words in Introduction: 514; total number of words: 4969; text pages: 11; figures: 7; tables: 1 Key Words: Terepene sp., voltage-sensitive dyes, optical recording,