i. THE STAFF 1912 



F. R. LILLIE, DIRECTOR, 

 Professor of Embryology, The University of Chicago. 



OILMAN A. DREW, ASSISTANT DIRECTOR, 

 Marine Biological Laboratory. 



ZOOLOGY 



I. INVESTIGATION 



Zoology and Embryology 



GARY N. CALKINS Professor of Protozoology, Columbia Llni- 



versity. 



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



GILMAN A. DREW Assistant Director, Marine Biological Lab- 

 oratory. 



GEORGE LEFEVRE Professor of Zoology, University of Mis- 

 souri. 



FRANK R. LILLIE Professor of Embryology, The University 



of Chicago. 



T. H. MORGAN Professor of Experimental Zoology, Colum- 

 bia University. 



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



II. INSTRUCTION 



CASWELL GRAVE Associate Professor of Zoology, Johns Hop- 

 kins University. 



RAYMOND BIN FORD Fellow in Zoology, Johns Hopkins Uni- 

 versity. 



A. S. PEARSE Associate Professor of Biology, St. Louis 



University School of Medicine. 



BERTRAM G. SMITH Graduate Student of Zoology, Columbia 



University. 



E. D. CONGDON Instructor in Embryology, Cornell Uni- 

 versity Medical College. 



ROBERT CHAMBERS, JR. .. Graduate Student of Zoology, Columbia 



University. 

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