80 



EXPLANATION OF PLATE 2. 



Estivo-autnmnal malaria. 



The character of the malarial parasites in the blood of Filomena Martinez at 

 the time it was filtered. 

 Stained with Goldhorn's polychrome methylene blue. 



1. Small ring forms. 



2. Young ameboid forms. 



3. 4, 5, and 6. Ovoids. 



