202 



INSECT CALENDAR. 



they change to chrysalids in a day or two, and in this state live 

 till late in the fall, or until the early spring, when they assume 

 the imago or moth form. The sexes then unite, and the eggs 

 are deposited for the next generation. 



The Canker worm is widely distributed, though its ravages 

 used to be confined mostly to the im- 

 mediate vicinity of Boston. We have 

 seen specimens of the moth from Illi- 

 nois. Ililey has found, it in Missouri. 

 The Abraxas ribearia of Fitch 

 (Fig. 245, moth), the well-known 

 Currant worm, defoliates whole rows 

 of currant bushes. This pretty cater- 

 pillar may be easily known by its body being of a deep golden 

 color, spotted with black. The bushes should be visited morn- 

 ing, noon and night, and thoroughly shaken (killing the cater- 

 pillars) and sprinkled with ashes. 

 Among multitudes of beetles (Coleoptera) injurious to the 



245. Abraxas ribearia. 



246. May Beetle and Young. 



crops, are the May beetle (Lachnosterna fusca, Fig. 246), whose 

 larva, a large white grub, is injurious to the roots of grass and 

 to strawberry vines. The Rose beetle appears about the time 

 of the blossoming of the rose. The Fire-flies now show their 



