LIST OF ILLUSTRATIONS 



FIG. PAGE 



1. Amceda, various species 



2. Protamceba primitiva 9 



3. Hcematococc us pluvialis and H. lacustris 24 



4. Heteromita rostrata 38 



5. Euglena viridis 45 



6. Protomoyxa aurantiaca 5 



7. Badhamia and Physarum 53 



8. Typical animal and vegetable cells 57 



9. Animal and plant cells, detailed structure 62 



10. Diagram illustrating the process of indirect cell -division . 64 



11. Ova of Car marina and Gymnadenia 69 



12. Saccharomyces cerevisice 7 2 



13. Bacterium termn 83 



14. Bacterium termo, showing flagella 84 



15. Micrococcus 86 



16. Bacillus subtilis 87 



1 7. Vibrio serpens, Spirillum tenue> and S. volutaiis 88 



1 8. Bacillus anthracis 9 



19. Beaker with culture tubes . . 100 



20. Paramoccium caudatum 108 



21. Param&cium caudatum, conjugation 115 



22. Stylonychia mytilus 117 



