Volume XIV 



SEPTEMBER, I904 



Number 5 



The Journal of Comparative 



ogy and Psychology 



(Continuing the Journal of Comparative Neurology) 



EDITORS 



C. L. HERRICK, Socorro, New Mexico. 

 C. JUDSON HERRICK, Manager, ROBERT M. YERKES, 



Denison University Harvard University 



ASSOCIATED WITH 



OLIVER S. STRONG, 



Columbia University 



HERBERT S. JENNINGS, 



University of Pennsylvania 



COLLABORATORS 



J. MARK BALDWIN, Johns Hopkins University 

 FRANK W. BANCROFT, University of California 

 LEWELLYS F. BARKER, University of Chicago 

 H. HEATH BAWDEN, Vassar College 

 ALBRECHT BETHE, University of Strassburg 

 G. E COGHILL, Pacific University 

 FRANK J. COLE, University of Liverpool 

 H. E. CRAMPTON, Columbia University 

 C. B. DAVENPORT. University of Chicago 

 WM. HARPER DAVIS, Lehigh University 

 HENRY H. DONALDSON, University of Chicago 

 LUDWIG EDINGER, Frankfurt a-M. 

 S. I. FRANZ, McLean Hospital, Waverley, Mass. 

 THOMAS H. HAINES, Ohio State University 

 A. VAN GEHUCHTEN, University of Louvain 

 R. G. HARRISON, Johns Hopkins University 

 C. F. HODGE, Clark University 

 S. J. HOLMES, University of Michigan 

 EDWIN B. HOLT, Harvard University 

 G. CARL HUBER, University of Michigan 

 JOSEPH JASTROW, University of Wisconsin 

 J. B. JOHNSTON, West Virginia University 



B. F. KINGSBURY, Cornell University 

 FREDERIC S. LEE, Columbia University 

 JACQUES LOEB, University of California 

 E. P. LYON. St. Louis University 



ADOLF MEYER, N. Y. State Pathological Inst. 

 THOS. H. MONTGOMERY, Jr., Univ. of Texas 

 WESLEY MILLS, McGill University 



C. LLOYD MORGAN, University College, Bristol 

 T. H. MORGAN, Bryn Mawr College 



A. D. MORRILL, Hamilton College 

 HUGO MUENSTERBERO, Harvard University 

 W. A. NAGEL, University of Berlin 

 G. H. PARKER, Harvard University 

 STEWART PATON, Johns Hopkins University 

 RAYMOND PEARL, University of Michigan 

 C. W. PRENTISS, Western Reserve University 

 C. S. SHERRINGTON, Universitv of Liverpool 

 G. ELLIOT SMITH, Gov't. Medical School, Cairo 

 EDWARD L. THORNDIKE, Columbia University 

 JOHN B. WATSON, University of Chicago 

 W. M. WHEELER, Am. Museum of Nat. History 

 C. O. WHITMAN, University of Chicago 



Published bi-monthly 

 DENISON UNIVERSITY, GRANVILLE, OHIO 



