Columbia SUnifaersitg Biological Series. 



EDITED BY 

 HENRY F. OSBORN AND EDMUND B. WILSON. 



1. FROM THE GREEKS TO DARWIN. 



By Henry Fairfield Osborn, Sc.D. Princeton. 



2. AMPH10XUS AND THE ANCESTRY OF THE VERTEBRATES. 



By Arthur Willey, B.Sc. Lond. Univ. 



3. FISHES, LIVING AND FOSSIL. An Introductory Study. 



By Bashford Dean, Ph.D. Columbia. 



4. THE CELL IN DEVELOPMENT AND INHERITANCE. 



By Edmund B. Wilson, Ph.D. Johns Hopkins. 



5. THE FOUNDATIONS OF ZOOLOGY. 



By William Keith Brooks, Ph.D. Harvard, LL.D. Williams. 



