QUANTITATIVE STUDIES ON MARINE PHYTO- 

 PLANKTON AT LA JOLLA IN 1919 



WINFEED EMORY ALLEN 

 on From the Scripps Institution for Biological Research of the University of California) 



CONTENTS 



PAGE 



Introduction 330 



Location 331 



Equipment and methods ......... ......... 332 



The Material ....................... ............. 332 



General discussion 332 



Detailed discussion 335 



Diatoms 335 



Species of diatoms .. 339 



Dinoflagellates 342 



Conclusion 345 



Totals of Phytoplank: on 346 



Literature cited 347 



