External and Internal Parasites of Animals. 259 



mixed and given in the feed three times a day, followed 

 by a dose of aloes, or: 



Turpentine two ounces, new milk one pint, given three 

 successive mornings on an empty stomach, the fourth 

 morning give Tartar emetic two drachms in a pint of 

 raw linseed oil, if the horse has to be worked steadily 

 the following powders will be useful: 



Powdered copperas 1 ounce, 



Powdered bluestone 1 ounce, 



Powdered sugar 2 ounces, 



mix and make into twelve powders, one to be given twice 

 daily in the feed. 



Worms are not common in cattle; in sheep are the fre- 

 quent cause of losses and occasionally so in pigs. 



.Stomach worms, usually found in lambs, are the most 

 serious and most common, they are very small, one-quar- 

 ter to one-third of an inch long, pale reddish in color, be- 

 ing found in the fourth stomach only. Lambs affected are 

 thirsty, pale in the eyes, lose weight, are dull, lose their 

 appetite, may scour or eat dirt. Benzine or gasoline 

 two to four drachms in six ounces of new milk, given 

 three mornings in succession on an empty stomach, have 

 been highly recommended; creolin and milk, in similar 

 doses may also be used. Worm powders for sheep should 

 be mixed with plenty of salt and placed in the salt 

 troughs. 



Tape worms when present cause symptoms similar to 

 those described for stomach worms, in addition, paleness 

 of the skin and mucous membrane, brittleness of the 

 fleece, loss of flesh, voracious appetite, pieces of the tape 



