AGRICULTURAL EXPERIMENT STATION. 



135 



THE RED-HUMPED APPLE-TREE CATERPILLAR. 



(Eclemasia concinna, (Sm. & Abb.). 



This pest of the apple tree has made its appearance in Maine, 

 as shown by the correspondence given below, which is perhaps 

 important enough for permanent record. That the insect may be 

 more easily recognized by orchardists we give Figure 11 an illus- 

 tration of the moth life size, Figure 12 the full grown larva and 

 Figure 13 the pupa. 



Pig- 11- 



Fig. 12. 



Fig. 13 

 (For the Mairie Farmer.) 



Pest of the Apple Trees. 



[The following note, together with the box of insects, was sent to Prof. Harvey, of 

 the State College, for his investigation. We give Ms clear and very satisfactory 

 reply. Ed.] 



Mr. Editor: — Please give, through your columns, the history 

 and habits of the pests I send you. I find them stripping the 

 leaves off my apple trees, leaving nothing but the main stem of 

 the leaf. I never saw anything like them before, as I can recol- 

 lect. Yours truly, 



Fairfield, Me. Wm. J. Higgins. 



Editor Maine Farmer: — The insects which you forwarded by 

 express came to hand in good condition. They are the half 

 grown larvae of the Red-humped Apple-tree Caterpillar ; (Ede- 

 masia concinna, (Sm. & Abb.). 



The perfect insect is a moth which measures from an inch to an 

 inch and a quarter across the wings. The fore wings are dark 

 brown on the inner, and grayish on the outer margin. There is a 

 dot near the middle, a spot near the angle and several longitudi- 

 nal streaks along the hind margin, all dark brown. The body is 



