CONTENTS 



INTRODUCTION. 



PAGE 



The observation of animals during life — Drawing — The methods of 

 killing animals — Dissection — Injection — The use of reagents — 

 Microscopical examination — Section cutting — The mounting of 

 microscopical objects — Measuring of microscopical objects — 

 The preparation of skeletons xvii 



CHAPTER I. 



The Pkotozoa. 



Amceba — Paramecium — Opalina — Vorticella .... 1 



CHAPTER II. 



Hydba. 



Examination of a living specimen — Examination of transverse 



sections 13 



CHAPTER III. 



The Liver-Fluke of the Sheep. Fasciola {Bistomum) 

 Tiepatioa. 



The mature liver-fluke — The life-history of the liver-fluke . . 26 



