PLATE 2 



EXPLANATION OF FIGURES 



23 to 27 Total iJi'cparatious of early division stages showing great i.y elon- 

 gated cell and nucleus. X 400. 



28 to 31 Late division stages illustrating great variation in the size and 

 form of nucleus in the new cells. X 400. 



32 Diagram to show the position of the incision made in experiments 1 and 

 2 in regeneration. 



33 Diagram showing position of incision made in experiment 3. 



34 Diagram to show place of cut made in experiment 4. 



35, 36, 37, 38 Sketches made from the living form while emerging from the 

 cyst. 



402 



