SPECIES OF CESTRUS. 859 



ed with difficulty ; there was a considerable tumefac- 

 tion over the tibia, which had the appearance of an 

 ordinary bile (Phlegmon,) in the centre there was a 

 small black speck ; the usual applications were used 

 without any success, and the tumour became more 

 irritated and inflamed, and thus it remained for some 

 days, attended at times with a most acute pain, which 

 for a few minutes was almost intolerable. 



" In returning to Maracaibo, I had to descend the 

 Cottatumba in an open boat, without any shelter, and 

 being wet to the skin by the cold rains which fell 

 every night, I suffered much, and was almost con- 

 stantly tormented by the tumour, which became more 

 painful at those particular periods than usual; du- 

 ring this passage, which lasted for twelve days, I 

 was induced to scarify it, and had recourse to the 

 usual topical applications, but without success. At 

 times 1 imagined that I felt something moving, and 

 suspected that there was something alive beneath the 

 skin. 



" After my return to Maracaibo I became scarcely 

 able to walk, and was in a manner confined to my 

 quarters. In this situation I continued two weeks 

 longer, the tumour having began to discharge, and 

 without any diminution of the painful periods. 



"Being now nearly worried out, it occurred to me to 

 try a poultice of tobacco, which was used for several 

 nights, having previously scarified the tumour ; du- 

 ring the day, I frequently dusted it with ashes of se- 

 gars : as an ingredient I used rum instead of water 



