PARASITOLOGY. 219 
Fig. 81. 
Fig. 81—A section of liver, Fig. 80, from the area 
marked by b, magnified 900 diameters; stained with hema- 
toxylin and eosin; a, liver cells showing cloudy swelling; 
b, liver cells undergoing disintegration; c, congested blood 
vessels, passive congestion; d, white blood cells (eosino- 
philes) so abundant in the blood and diseased tissues in 
this disease; e, the protozoon causing the disease—From 
Kaupp’s Diseases of Poultry, 
