THE BEETLES 



155 



the outer margin of the wings, and the full-grown larvae are half 

 an inch long, orange-yellow, with numerous black tubercles. The 



- 



la 







FIG. 222. The elm leaf-beetle 



/, cluster of eggs; / a, single egg; 2, newly hatched larva ; j, full-grown larva; 4, pupa; 



j, overwintered beetle ; 6, newly transformed beetle ; 7, leaf showing work of grubs and a few 



holes eaten by beetles ; 8, leaf nearly skeletonized by larvas ; 9, leaf showing holes eaten by 



beetles. (All enlarged except 7, 5,. 9, which are slightly reduced.) (After Felt) 



