CONTENTS. 



INTRODUCTION. 



I'AOE 



Definition of Biology and Zoology — Characters of dead and un- 

 organised bodies ^Characters of living and organif^ed bodies 

 ■ — Differences between animals and plants — Conditions of 

 Life — Principles of Zoological classification — The great 

 Physiological Functions — Homology and Analogy — General 

 divisions of the Animal Kingdom — luvertebrata and Verte- 

 brata — Distribution in Space — Distribution in Time, . 1-17 



CHAPTER I. 



General characters of the Protozoa — Classilicatiun of the Protozoa 



— -Gregarinida, ....... 18-23 



CHAPTER 11. 



General characters and orders of the Rhizopoda — Monera^Anat- 

 omy of the Amojbea — Foraminifera — Distribution of the 

 Foraminifera in space and in time — Radiolaria — Acantho- 

 nietrtc^PoIycystina — ThalassictjlHda — Heliozoa, . . 24- 3G 



CHAPTER III. 



< 'cneral cliaracters of the Infusoria — Ciliated Int'u^oi-ici— -Anat- 



onjy of Paramcocium — ^'orticella — Flagellated Infusoi'ians,. . ZT-i'Z 



CHAPTER IX. 



General characters of the Porifera— Structure rf :;, typical Sponge 

 — Repntduction of Spongilla — Eistribution uf S^Mmges in 

 space, ........ 4o-49 



