

CONTENTS. 



INTRODUCTORY LECTURE. 



CUARACTERS AND CLASSIFICATION OF AnIMALS 



Page 

 1 



Polygastria 



LECTURE II. 



- 16 



ROTIFERA 



LECTURE III. 



39 



Entozoa 



LECTURE IV. 



57 



Entozoa 



LECTURE V. 



- 80 



Polypi 



LECTURE VI. 



- 93 



LECTURE VII. 

 Polypi, IIydrozoa and Anthozoa - 



119 



Bryozoa 



LECTURE VIII. 



144 



ACALEPHTE 



LECTURE IX. 



- 157 



ECHINODERMATA 



LECTURE X. 



190 



Annulata 



LECTURE XL 



- 225 



3129G 



