niace 



i. 



r 



^ ''^ rard, * 



pre. 



an this' 

 :ter. On 



im,a 



5 of it weit 

 ^onal areas, 

 I a few arai 

 mallest were 

 sr, and 

 ; single coi- 

 two or three 



corpu 



5ck 



were 



formei 



be refract"^ 



^e 



e 



corpus* 



1 froiB 



the" 



mp 



anif 



dby 



lasiD' 



ril£: BEGINNINGS OF LIIE. 



211 



Monads in a manner presently to be described j whilst 

 in others they seemed to remain for a longer period 



d 



Ot' 







o ^ O o O , o'sZ^h^ 



Fig, 56. 



Simplest Mode of Development of Monads and Fungi from the 



Pellicle. ( X 1670.) 



/ 



a, a. First stage of differentiation of separate and aggregated corpuscles. 



b, b. Such corpuscles in a more refractive condition, developing into- 



Monads. 



i 



c, c. Fully-developed Monads. 



d. Larger area in first stage of differentiation. 



e. Refractive corpuscles which will develop either into Monads or 



Fungi, 



/,/. More refractive corpuscles which give birth to mycelial filaments 



as in g-, and ultimately expand into a form of Penicillium (h). 



h 



in the condition of simple motionless corpuscles. 

 Other solitary corpuscles or small areas began to form in 

 the pellicle in precisely the same manner, though they 



P 2 



