456 



THE DISEASES AND DISOEDEES OF THE OX. 



The flukes are met with in the liver, and the sheep suffering 

 from this complaint present a pale and anaemic appearance as a 

 consequence of a deficiency of blood and general debility. The 

 sheep should be kept on dry food, and plenty of rock salt should 

 be at hand in small iron troughs, so that they can lick it. 

 Indeed, we may administer one and a half ounces of common 



Fig. 57.* Fig. 58. 



Fig. 57*( after Thomas) represents a specimen which has arrived at one-third 

 of its full growth. In front the oral sucker is seen, and behind it the ventral 

 sucker. The shape of the fluke is here seen, the animal being magnified so as 

 to be about seven-and-a-half times its real size. 



Fig. 58 (after Thomas) is magnified two diameters. It represents the diges- 

 tive system. Y is the oral sucker, Y^ the ventral sucker, In. the branched 

 intestine. 



salt, well mixed with three-quarters of a pint of water, for three 

 or four mornings when the afflicted animals are fasting. The 

 efficacy of this treatment was in one case exemplified by the fact 

 that a sheep killed one week after this dose had been given was 

 found to have 120 flukes, most of which were dead, in its liver. 

 Again, it has been observed that sheep kept on salt-marshes are 



