CONTENTS 



IX 



CHAPTER IX 

 SPONGIARIA 



PAGE 



Calcarea Grantia 181 



CHAPTER X 



PROTOZOA 



Infusoria Paramecium 184 



VORTICELLA 188 



Mastigophora Euglena 192 



Sarcodina Amoeba 194 



APPENDIX 

 A Synopsis of the Classification of Animals 197 



GLOSSARY 207 



INDEX 225 



