CONTENTS 



THE AGE OF FIN WHALES AT PHYSICAL MATURITY WITH A NOTE ON 

 MULTIPLE OVULATIONS (published ist January, 1931) 



By J. F. G. Wheeler, M.Sc. 



Introduction 



The Age of Fin Whales at Physical Maturity 



Note on Multiple Ovulations 



List of Literature Cited .... 



Table of Records 



Plate V 



page 4 

 ■ 4 



• 4 



• 4 



• 4 

 following page 4 



ON THE ANATOMY OF A MARINE OSTRACOD CYPRIDINA (DOLORIA) 

 LEVIS SKOGSBERG (pubHshed nth February, 1931) 

 By H. Graham Cannon, Sc.D. 



Introduction P"^^ ^ 



Feeding Mechanism 

 Skeleton and Body Wall 

 Blood System 



Gut . . . . ' 



Nervous System 

 Segmented Excretory Organs 

 Summary ... 



Literature Cited . 

 Plates VI and VII . 



4 



4 

 4 

 4 

 4 

 4 

 4 

 4 



following page 4 



CORRIGENDUM 



P. 376, Fig. I, for :< 1 read x|. 



