DIRECTOR'S REPORT. 17 



There are appended as parts of this report, lists of the staff 

 and of investigators and students for 1920, a tabular view of 

 attendance from 1916-1920; also lists of the cooperating and 

 subscribing institutions, of the evening lectures and of member- 

 ship of the Corporation. 



1920. 



THE STAFF 



FRANK R. LILLIE, Director, Professor of Embryology, and Chairman 



of the Department of Zoology, The University of Chicago. 

 GILMAN A. DREW, Assistant Director, Marine Biological Laboratory. 



ZOOLOGY. 



I. INVESTIGATION. 



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

 E. G. CONKLIN, Professor of Zoology, Princeton University. 

 GILMAN A. DREW, Assistant Director, Marine Biological Laboratory. 

 GEORGE LEFEVRE, Professor of Zoology, The University of Missouri. 

 FRANK R. LILLIE, Professor of Embryology, The University of Chicago. 

 C. E. McCLUNG, Professor of Zoology, University of Pennsylvania. 

 T. H. MORGAN, Professor of Experimental Zoology, Columbia Uni- 

 versity. 

 E. B. WILSON, Professor of Zoology, Columbia University. 



II. INSTRUCTION. 



W. C. ALLEE, Professor of Biology, Lake Forest College. 



ROBERT HALL BOWEN, Instructor in Zoology, Columbia University. 



J. A. DAWSON, Dalhousie University. 



R. T. HANCE, Instructor in Zoology, University of Pennsylvania. 



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



CHRISTIANNA SMITH, Instructor in Zoology, Mount Holyoke College. 



J. P. VISSCHER, Graduate Student, Johns Hopkins University. 



DONNELL B. YOUNG, Instructor in Biology, Dalhousie University. 



PROTOZOOLOGY. 



I. INVESTIGATION. 

 (See Zoology.) 



