CONTENTS 



Introduction page 365 



Southern whales and their environment 365 



Diving 368 



Hydrostatic pressure 370 



Gas Analyses 374 



Urine 376 



Allantoic fluid 382 



Liquor folliculi 383 



Blubber 383 



Blood 383 



Disappearance of nitrogen from blood 389 



Mechanism of nitrogen removal 392 



Nature of X organisms 395 



Oxygen capacity of whale blood 396 



Carbon dioxide in whale blood 398 



Summary 399 



Literature cited 400 



Appendix 400 



A note on the composition of whale blood 400 



A note on the composition of the allantoic fluid of Blue whales ... 401 



A note on the weights of some Blue whales 402 



Plate XV following page 406 



