CONTENTS. XI 



PAGK 



CHAPTER XVIII. 



THE REPRODUCTIVE ORGANS, 



Of the Female 744 



Of the Male, 



Physiology of the Sexual Organs, 757 



CHAPTER XIX. 



DEVELOPMENT, 766 



The Changes in the Ovum, . 



The Foetal Membranes, . . ' . . . ' . ' > - -779 



The Development of the Organs, . . . ~"~ 788 



APPENDIX, .... . . 25 



INDEX, \ K 1 839 



