W» ON WORMS. 



much more numerous, and of a different nature, 

 generally of a poisonous quality, and causing death 

 to the worms before they are brought away from the 

 body. 



By an extract form a formula written by Dr. 

 Thornton, in his "Philosophy of Medicine," I have 

 shown the effect that the different medicines used[to 

 cure worms, have upon the common earth-worm, 

 which according to naturalists, is the same in struc- 

 ture, manner of subsistance, and mode of propagating 

 its species with many of the worms found in the 

 bodies of men and animals. 



Time of their death 

 from the action of 

 Substance in which the Worms those substances 



WERE PLACED. upon them. 



HOURS. MINUTES. 



Aloes, watery infusion of 2 48 



Jalap, ditto 1 



Epsom salts, solution of 15| 



Corrosive sublimate, ditto l^ 



Calomel, a solution of . . « 49 



Turpeths mineral, ditto 1 



Green vitriol, ditto -. 1 



Blue ditto, ditto 10 



White vitriol, a solution of 30 



Filings of steel 25^ 



Ditto of tin 1 



Tobacco, infusion of » 14 



Turpentine 6 



Arsenic, solution of 2 



Ethiops mineral 2 



Sulphur 2 



Sweet oil 2 30 



Rum 1 



Dogs are frequently afflicted with divers sorts of 

 worms, but the tape-worm, or taenia, is the most com- 

 mon to be found. It is sometimes called taenia arti- 



