RAVAGES OF GRUBS. 



227 



on the fourth year from the time of its hatching. At 

 this time, the beetles may be observed issuing from 

 their holes in the evening, and dashing themselves 

 about in the air as if bhnd. 



Transformations of the cockchafer f" M>'"loyitf,n -niri^aris). a, 

 newly hatched liirv®. A, larva, one year oUI. c, the same larva 

 atthesecond jearofits gromh. </, the sniiie Ihiee years old. c, 

 secticn of n bank of earth, containing the chiys^ali:! of the fourth 

 year. /, the dialer first emerging from the earth, g-, the perfect 

 chaTer in a Mlliiig posture. A, the same living. 



During the three summers then of their e.xistence 

 in the grub state, these insects do immense injury, 

 burrowing between the turf and the soil, and devour- 

 ing the roots of grass and other plants; so that the 



