7^> 



MALARIA PARASITES 



Fig. 41. -Plasmodium vivax, the tertian ague parasite. — From Muir and Ritchie. 



A, Several younK ring shaped trophozoites within the red corpuscles, one of the latter enlarged and showing 

 a dott. ,! ,i,irf- .r .T>. .. • B, a larger trophozoite, containing pigment granules ; C, two large trophozoites, 

 *•"• it variation in form ; D, large trophozoite assuming the spherical form and showing 



isol..;- .1 .■ .iKiir ii^ uf chromatin, preparatory to schizogony ; E, schizont which has produced eighteen 

 racrozoites (schizozoites), each of which contains a small collection of chromatin ; F, merozoites 

 >et free. ( y 1000.) 



