82 



THE INTERNAL PAEA SITES OF 



in the first instance, I overlooked the existence of minute 

 spines (b) which clothe the surface, yet I have since 

 recognised them in my specimens. The eggs (c) are 

 oblong, and more or less narrowed at the anterior pole, 

 which is furnished with a lid to facilitate the subsequent 

 escape of the embryo. I have said thus much about 

 this parasite because of the novelty of its discovery in 

 India, and the probability of its occurrrence in many 

 parts of the world. There is another fluke which might 



Fig. 17. The Liver Fluej: of the Dog. 



readily be mistaken for the above. This is the winged 

 fluke (Uolostoma alatum), occasionally found in the 

 stomach and intestines of the dog, but more commonly 

 in the alimentary canal of the fox. 



When people speak of " worms " in the dog, they 

 commonly refer to round worms and tapeworms ; and in 

 place of recognising, as they might, fully a score or more 

 of internal parasites,, they are content to roll the entire 

 series into three or four species only. It is the function 

 of the helminthologist to correct this error. Thus, of the 



