PITIIOEA. 217 



their wits. This insect does not fix itself 

 on the body of the animal, but on the feet, 

 between the larg-er and smaller hoofs. As 

 it scarcely ever flies higher above the earth 

 than two or three spans, and in general not 

 more than four or five inches, the cattle, 

 when aware of it, run as fast as they can 

 till they get their feet into water or marshy 

 ground, in which situations they are free 

 from danger. The habit of the insect is 

 that of an Ichneumon, and it much re- 

 sembles a Hornet, being of a yellowish co- 

 lour, with a small sharp point at its tail 

 curved forwards. See the figure and de- 

 scription of Frisch, and my own specimen. 



June 18. Sunday. 



The people brought me a peasant's 

 daughter, a year and half old, who was 

 deprived of sight, requesting me to say 

 whether her complaint was a cataract. 

 Finding the eyes well formed, without any 

 unusual appearance, and quite free from 



