2O MARINE BIOLOGICAL LABORATORY. 



C. L. PARMENTER, Instructor in Zoology, University of Pennsylvania. 

 J. PAUL VISSCHER, Instructor in Zoology, Washington University. 

 BENJAMIN P. YOUNG, Assistant Professor of Zoology, Cornell Uni- 

 versity. 

 DONNELL B. YOUNG, Assistant Professor of Biology, Carleton College. 



PROTOZOOLOGY. 



I. INVESTIGATION. 

 (See Zoology.) 



II. INSTRUCTION. 



GARY N. CALKINS, Professor of Protozoology, Columbia University. 

 LOUISE H. GREGORY, Assistant Professor of Zoology, Columbia Uni- 

 versity. (Absent on leave.) 

 FLORENCE DEL. LOWTHER, Instructor in Zoology, Barnard College. 



EMBRYOLOGY. 



I. INVESTIGATION. 



(See Zoology.) 



II. INSTRUCTION. 



HUBERT B. GOODRICH, Associate Professor of Zoology, Wesleyan 



University. 



BENJAMIN H. GRAVE, Professor of Biology, Wabash College. 

 ROBERT S. McEwEN, Assistant Professor of Zoology, Oberlin College. 

 HAROLD H. PLOUGH, Associate Professor of Biology, Amherst College. 

 CHARLES G. ROGERS, Professor of Comparative Physiology, Oberlin 



College. (Absent on leave.) 

 ELIZABETH A. SMITH, Assistant Professor of Zoology, University of 



Wisconsin. 



PHYSIOLOGY. 



I. INVESTIGATION. 



HAROLD C. BRADLEY, Professor of Physiological Chemistry, Univer- 

 sity of Wisconsin. 



WALTER E. GARREY, Professor of Physiology, Tulane University. 



RALPH S. LILLIE, Biologist, Nela Research Laboratory, Department 

 of Pure Science, Nela Park, Cleveland, Ohio. 



ALBERT P. MATHEWS, Professor of Biochemistry, The University of 

 Cincinnati. 



ll. INSTRUCTION. 



MERKEL H. JACOBS, Assistant Professor of Zoology, University of 



Pennsylvania. 

 FRANK P. KNOWLTON, Professor of Physiology, Syracuse LTniversity. 



