218 



PARASITOLOGY. 



Fig. 80. — Liver from a case of Black-Head. En- 

 tero hepatitis, in a turkey. Photograph. This liver 

 v^eighed 452 grams (about one pound) ; a, indicates 

 the yellowish-white necrotic areas, lesions of the 

 disease. — From Kaupp's Diseases of Poultry. 



