ROSE GROWING IK WINTER. 



169 



but in such cases it seems to be that the Roses planted 

 either had escaped the visitation of the Rose-bug alto- 

 gether, or had got so deeply and strongly rooted before 

 being attacked, that the grub could not injure the plants. 

 Professor C. V. Riley, the Government Entomologist, 

 who has given the habits of this insect careful study, 

 says : "This habit of simulating death upon disturbance 

 is common to many insects of this family. They feed 



Fig. 37. ABAMIGUS FULLERI. 



a, larvae ; &, pupa : c, beetle, side view ; d, same, dorsal view, the out- 

 line between showing natural size ; e, eggs, enlarged and natural size ; 

 /, left maxilla of larva, with palpus ; g, under side of head ; h, upper 

 side of same, enlarged (after Riley). 



upon the leaves, but do more injury by severing them 

 than by the amount of foliage consumed. The eggs are 

 laid in flattened batches, consisting of several contiguous 

 rows, and each batch containing from ten to sixty. The 

 individual egg is smooth, yellow, ovoid, and about one mm. 

 in length. The female shows a confirmed habit of secret- 

 ing her eggs, which are thrust between the loose bark and 

 the stem, especially at the base just above the ground." * 



* This is a different insect from the Rose-bug, so destructive to Rosea 

 and other plants in tbc open grounds, which is Macrodaftylux sufapinoms. 



