CHAPTER XV. 
INTERNAL PARASITES (ENTOZOA) 
ENTOZOA. 
OF all the domesticated animals, the dog appears most 
subject to being infected with internal parasites. . 
Thanks to Dr. Cobbold, this matter has of late years 
been made a prominent and distinct study at the Royal 
Veterinary College, London. From his interesting and 
able work on “The Internal Parasites of our Domesticated 
THE LIVER FLUKE OF THE DOG. (LEWIS.) 
Animals ”—to which for a fuller description I refer my 
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