STAFF 



GEORGE R. La RUE.. Ph.D., Assistant Professor of Zoology in the 

 University of Michigan, Director of the Biological Station. 



FRANK SMITH, A.M., Professor of Zoology in -the University of 

 Illinois, Professor of Z, oology. 



PAUL SMITH WELCH, Ph.D., Assistant Professor of Zoology in 

 the University of Michigan, Assistant Professor of Zoology. 



FRANK CALEB GATES, Ph.D., Assistant Professor of Botany in 

 the Kansas State Agricultural College, Assistant Professor of 

 Botany, 



GEORGE E. NICHOLS, Ph.D., Assistant Professor of Botany in 

 Yale University, Assistant Professor of Botany. 



JOHN HENRY EHLERS, Ph.D., Instructor in Botany in the Uni- 

 versity of Michigan, Instructor in Botany. 



DAYTON STONER, Ph.D., Instructor in Zoology in the State Uni- 

 versity of Iowa, Instructor in Zoology. 



WARREN E. FORSYTHE, M.D., Director of the University of 

 Michigan Health Service, Physician to the Biological Station. 



MARGARET T. GATES, Dean of Women. 



