396 SCIENCE OF HOME AND COMMUNITY 



Red 

 Corpusc/e 



'^D 



De ve/opmen t 

 in human b/ood. 



Transmitted! 

 by bite of T" 

 /nosyu/to. I 



Merozo/tes 



In saf/vary cf/and 

 of mosquito 



Taken /n by mbsyuito 



I 



vj (!) Sporozoites /n 

 A N mosquito's body. 



Sexual for/ns 

 in mostjuito's \ 

 stomach. 



*^ e 

 Fertilized ce//. 



FIG. 156. Life history of the malarial parasite in man and mosquito, i, 2, 3, 

 parasites on outer wall of mosquito's stomach. 



