106 THE INTERNAL PAKASITES OF 



CHAPTER XI. 



Parasites of the Dog continued — How Harriers and 

 Greyhounds become infested with Tapeworm — Death 



from pentastomes in the air passages true 



nature of the so-called maw-worms explained 



Suitable Treatment- — Parasites of the Horse — Why 

 so little regarded by veterinarians — enumeration - 



of equine entozoa the palisade worm— -produces 



Aneurism in the Horse and Ass — History of its 

 development a simple means of diagnosis — litera- 

 TURE of equine Parasitism — Its Importance in Kela- 

 tion to Hygiene — Interesting Cases of Wandering 

 of the Armed Strongle — Worm in the Eye. 



Sportsmen who care for the welfare of their dogs should 

 never allow these animals to devour the entrails of hares 

 captured in the field. In the county of Norfolk I have 

 myself witnessed this piece of carelessness on the part of 

 keepers, and have ventured to remonstrate accordingly. 



Almost every hare (and the same may be said of full- 

 grown rabbits) harbours within its abdominal cavity a 

 larval parasite (Cysticercus fisiformis) which, when swal- 

 lowed by the dog, becomes transformed into a tapeworm, 

 varying from two to three feet in length {Tcenia serrata). 



I have many times reared this cestode entozoon by 

 experiment. In harriers and greyhounds the serrated 

 tapeworm is very abundant, but in other dogs it is com- 



