84 



BEETLES. 



This has not been worked out fully in England, but 

 Curtis drew attention to the subject many years ago, 

 and pointed out that the Zahrus gibhiis (figured, p. 17) 

 was very injurious as a kind of Ground Beetle which 

 injured the Wheat ; also he expressed doubts whether 

 Harpahis grubs did not injure Wheat also in the same 

 way as Wireworm. 



So far as I am aware, no further observations were 

 recorded on the subject until about the end of the. 



Fig. 67.— Mangold-feeding Ground Beetle {S. iiiadidiis), and gnawed 

 Mangold roots. 



winter and early spring in the year 1888, when speci- 

 mens of a grub, minutely resembling that of this species 

 of Corn Ground Beetle, were forwarded to me as doing 

 much mischief to young Wheat plants in various 

 parts of the south and east of England. (For figure 

 of X. pihhus, see p. 17). 



In the summer of 1885 the night-feeding Ground 



