ILLUSTRATIONS 



fcto. faof 



1. A METHOD OF CONTINUITY-MULTIPLICATION 21 



2. The life-cycle or the malarial parasite 43 



3. The true growth-cycle of the malarial parasite ... 45 



4. Illustrating the law op " 2 to the Nth minus 1 " . . 46 



5. Another way of drawing Fig. 4 47 



6. Proximal arrest in filamentous development .... 53 



7. Release prom proximal filamentous arrest .... 55 



8. Formation of cell-caps in /Edogonium 56 



9. The formation of cell-caps in the light of proximal arrest 67 



10. Showing the nature of a ccenocyte 61 



11. The protoplastic series in mould ey?e£ ... .62 



12. The sexual process in Eurotium ... 64 



13. The oonidiophore of Aqaricus .... 65 



14. Examples of bacterial filament .67 



15. Bacterial filamentous branching OS 



16. (1) Plan of Hydra zooid. (2) Hydra vulgaris ... 72 



17. Possible zooidal progressive diminution 74 



18. Four successive stages in the evolution of Continuitv . 77 



19. General plan of Hydrozoal colony, and significance of 



the ccsnosarc 80 



20. Continuity's evolution from the free cell to the mega- 



zooidal semes 84 



21. A Sea-anemonb 85 



22. Vertical and transverse sections of Ska-anemone . . 86 



23. Transverse section of Atiamsta 87 



24. to explain the evolution of the sea-anemone's contntuity 88 



25. Additional to Fig. 24 89 



26. Sexual repetition in the Ska-anemone 90 



27. The Hydrozoal sporosac compared with the vegetative zooid 92 



28. Diagram of sporosac-gonoblastidium 93 



29. The evolution of the medusiform gonophore ... 94 



30. Structure of free medusiform gonophore .... 95 



31. Vertical section of Ska-anemone contrasted with that of 



medusiform gonophore 97 



32. Imaginary drawing of a Sea-anemone developed on a medu- 



son> plan ... 98 



33. An Individual Medusa 99 



34. Development of Aurelia 103 



is 



