CONTENTS 



Introduction page 123 



Material and methods .......... 124 



Osteology ............. 126 



Male skull, giant specimen 126 



Female skull, developmental stages of adult life 126 



Reproduction ............ 135 



Anatomy of the reproductive organs . 135 



Male 135 



Female 135 



Oestrus 139 



In the male .... 139 



In the female .... 143 



Foetuses 148 



Changes in the sterile cornu of the pregnant uterus .... 148 



Puberty 151 



Senility 151 



Discussion ............ 152 



Census of the herd in the Falkland Islands 155 



The count of pups ........... 155 



Estimates of the total herd . . . . . . . . .157 



Future prospects of the herd under commercial utilization . . . 161 



Notes. On migration 163 



On a new parasite . . . . . . . . . . .164 



References . 164 



Plates XXVI-XXXIII following page 164 



