Diarrhea in Lambs. 371 



to put it on dilute cow's milk for a few days. In addition, 

 it should have an alkaline laxative, to clear the bowels — 



No. 416. Bicarbonate of potash, 



Calcined magnesia, of each J oz. 



Divide into eight powders, and give one four times a day. 



This may be given for one or two days, until the character 

 of the evacuations changes. Should the weakness be threat- 

 eningly great, the following will be found unsurpassed: — 



No. 417. Eggs, 2 



"Whiskey, 2 oz. 



Essence of ginger, 1 drachm. 



Beat up in a pint of oatmeal gruel, made with milk, and give a few 

 spoonfuls every 3 hours. 



TURNSICK— STTJUDY— GID—HYDATID OF THE BRAUff. 



Definition. — A disease of the brain of the sheep^ character- 

 ized chiefly by vertigo, and owing to the presence in the 

 brain of a hydatid, or bladder-worm, the Ccenurus cerebralis. 



Causes. — MVe know more about the the species of parasite 

 which causes this disease than about many other species of 

 those strange animals. The bladder-worm of the head of 

 the sheep is nothing else than a form of the tapeworm of 

 the dog, Tcenia cenurus, at an earlier stage of its existence. 

 The mature tape worm, lives in the bowels of the dog; its 

 eggs are passed with the excrement, and they feed on the 

 grass which the sheep eats, and are swallowed with the food; 

 thus introduced to a suitable home, they select as their 

 quarters the animaPs brain, in the substance of which they 

 attain their full growth, which may be about the size of a 

 hen's Qgg, 



IsTot more than two can develop in the brain at one time, 

 and it is rare to find more than one of any considerable size. 

 The victims are usually lambs and hoggets, sheep over two 

 years being rarely affected. It prevails most where dogs are 



