CONTENTS. XV 



VIII. 



PROTEUS ANIMALCULE. COLOURLESS BLOOD CORPUSCLES. 



AMCEBA. Habitat Movements Histological structure Physical 

 constitution Physiology Chemical composition Effects of tempera- 

 ture and electric shocks. COLOURLESS BLOOD CORPUSCLE. Facts 

 which show Amoeba to be an animal Reproduction of Amceba 

 Laboratory work. pp. 369 376 



IX. 



YEAST. 



General characters Fermentation Appearance under the micro- 

 scope Structure of cells Chemical composition Mode of multipli- 

 cation Gemmation Spores Physiology Nutrition Metabolism 

 Laboratory work. pp. 377 388. 



X. 



PROTOCOCCUS. 



Habitat Histological structure Physiology Chlorophyll Depen- 

 dence on light Mode of multiplication Macrozoospores Microzoo- 

 spores Laboratory work pp. 389 395. 



XL 



SPIROGYRA. 



Habitat External characters Histological structure Cell-division 

 Sexual reproduction by conjugation Zygospore Physiology Labo- 

 ratory work. ........ pp. 396 407. 



XII. 

 BACTERIA. 



General characters Structure Movements Zooglcea stage- 

 Spores Physiology Relation to putrefaction Life-history Labora- 

 tory work. pp. 408 414. 



