



CONTENTS 



Vv 



ON THE HISTOLOGICAL STRUCTURE OF CETACEAN LUNGS (published 23rd 

 July, 1937) 



By F. Haynes, M.A., and Alec H. Laurie, M.A page 1 



Plate I following page 6 



THE HUMPBACK WHALE, MEGAPTERA NODOSA (published 4th January, 1938) 



By L. Harrison Matthews, M.A. 



Introduction . 

 Material. 



Northern and 



Humpbacks 



Southern 



Races 



Sex Ratio 



External Characters 



Possible Differences between 



Food 



Blubber . 



Parasites . 



Reproduction 



Growth . 



Migration 



Destruction of the Stocks of 



Summary . 



References 



Appendix. Measurements 



Plate II . 



THE SPERM WHALE, PHYSETER C A TO DON {published 29th March 1938) 



By L. Harrison Matthews, M.A. 



Introduction . 



Material . 



Sex Ratio • . 



External Characters 



Spermaceti 



Food 



Blubber . 



Parasites . 



Reproduction . 



Growth and Age . 



Migration 



Whaling and the Sperm Whale 



Summary . 



References 



Appendix. Measurements 



Plates III-XI 



page 9 



9 



10 



10 

 42 



43 



43 



47 



50 

 67 



77 

 82 



85 

 88 

 89 

 following page 92 



95 

 95 

 96 



97 

 122 

 122 

 123 

 126 

 128 

 144 



154 

 160 

 161 

 164 



165 

 following page 168 



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