50S 



APPENDIX. I. 



:c of sores cures them, which is, I suppose, 

 :; chiefly by keeping them clean. If there is 

 : ' any credit to be given to history, poisons 

 " have been sucked out, 



Pallentia Vulnera lamlit 



Ore Venena trahens. 



are the words of Lucan on the occasion : if 

 the people to whom these words are applied, 

 did their cure by immediately following the 

 injection of the poison, the local confinement 

 of another poison brings the case to a great 

 degree of similarity. 



" I hope I have not tired your lordship with 

 my long tale ; as it is a true one, and in my 

 apprehension a curious piece of natural his- 

 tory, I could not forbear communicating it 

 to you. I own I thought the story in the 

 papers to be an invention, and when I consi- 

 dered the instinctive principle in all animals 

 of self-preservation, I was confirmed in my 

 disbelief; but what I have related I saw, 

 and all theory must yield to fact. It is only 

 the Rubeta, the land toad, which has the 

 property of sucking ; I cannot find any the 

 lest mention of the property in any one of the 

 old naturalists. My patient can bear to have 

 but one applied in twenty-four hours : the 



