76 



The third year, before they change into 

 d chafer, the worms or grubs are the size 

 and form of fig. 16. 



In this state I shall describe the worm. 

 Its length is nearly an inch and an half, 

 but as it mostly lies crooked it looks 

 somewhat shorter. The colour for the 

 most part whitish-yellow, under which, on 

 the wrinkles of the back, it appears green- 

 ish. The under surface is smooth, the 

 upper one round and arched. The last 

 segment is the largest, and has, from the 

 food and excrement contained in it, a 

 shining violet colour. The whole body, 

 the head excepted, consists of twelve 

 segments, as in the caterpillars, and on 

 the arched part of the back, are on each 

 segment a couple of wrinkles or folds to 

 be seen, which serve to push the worm 

 forwards. On each side of the body runs 

 a prominent margin, furnished with nine 

 dots, which are air holes, there is one on 

 each side every segment, the second, 

 third, and last excepted. The six legs 

 which are under the three first segments, 

 are yellowish red, and have four or five 

 joints, the last one of which, especially 



