PARASITES WHICH INVADE THE LIVER 105 
As previously stated, if it is impossible to keep sheep 
on any other land than that infested with flukes, it is 
the best course to fatten them off as quickly as possible. 
Distomiasis in Other Animals. 
The liver of the horse may occasionally be affected. 
Distomum truncatum and Distomum albidum affect the 
liver of the dog, and Distomum felineum affects the liver 
of the cat in some countries, notably in Holland and 
India. Distomum heterophyes affects dogs in Japan. 
Monostomum hepaticum affects swine. 
