LEAF EATING INSECTS. 



Two important species have occurred in Louisiana: the 

 "fpecan or walnut caterpillar (Datana integerritna) and the Fall 

 'Web Worm (Hyphanthria cunea). 



The pecan or walnut caterpillar varies in color in the dif- 

 fer *nt stages of its larval or caterpillar existence, but may be 

 ' easily recognized in the last larval stage by its black ground 

 color covered with sordid white hairs, and by the two white 

 longitudinal lines on each side of the body. See figure 

 .XVII, 



( FIGURE XVII. 



The moth of this caterpillar. (See figure XVIII), depos- 



FIGURE 



its from 500 to 1200 eggs on the under side of the lower 

 leaves of the tree as /illustrated in fig-are XEX, The eggs 



