PARASITOLOGY. 59 
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a S ca 
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E 
shine or a warm place, the parasites will soon be 
found crawling over the walls of the bottle. In the 
later stages the scabs will appear on the back and 
rump. The scabs continue to pile up and the wool 
falls out, revealing large scabby woolless patches. 
The animal becomes emaciated, and finally dies. 
This parasite causes great loss in the wool crop. 
Mode of Infestation.—By being placed in quarters 
