Appendix 271 



transmit bacteria, but by sucking they remove any 

 that may be present at the point of puncture ; fur- 

 ther, that inoculations of anthrax-infected organs of 

 fleas into healthy animals always give negative 

 results, while similar experiments with bedbugs are 

 always successful. Carasquilla holds that fleas are 

 responsible for the spread of leprosy, and that it is 

 not contagious. Cases of undoubted transmission 

 of leprosy by means of bedbugs are also recorded, 

 therefore in a leprous country the greatest care 

 should be taken to prevent the bites of insects, as 

 there are apparently numerous possibilities of 

 infection. 



