858 
ANNUAL REPORT OF NEW YORK 
EXPLANATION OF PLATE THREE. 
Pig. 13. Anterior end of the same, when attempting to crawl 
upon a dry surface, its head being drawn in and 
only the ends of its horns visible. 
14. Hind end of the same, with sharp teeth protruded to 
aid it in moving. 
15. Ovipositor as figured by Mr. Curtis. 
16. Ovipositor correctly represented, composed of telescopic- 
like tubes. 
a. Two finger-like appendages, to guide the egg to its 
place. 
b. A slender tube, bearded to hold the implement 
securely. 
c. A larger tube into which the preceding one shuts. 
d. The last joints of the body, into which the oviposi¬ 
tor is withdrawn. 
Fig. 11. Wheat midge with wings closed, as when standing or 
walking. 
18. Wing of the spotted-winged wheat midge, Cecidomyia 
graminis. 
19. Larva of the Hessian fly. 
d. Its natural size. 
Plate 3. 
Pig. 1. Hessian fly parasite, Semiotellus destructor. 
a. Its natural size. 
2. Hessian fly, male. 
3. The same, female. 
b. Its natural size. 
c. Female antenna. 
d. Male antenna. 
e. Tip of the male abdomen, and its hooks. 
f. Profile view of the head. 
g. Larva. 
h. Flax-seed or larva case, its upper side. 
i. The same, under side. 
j. The same, viewed laterally. 
k. Dormant larva, taken out of the flax-seed. 
l. Pupa, taken out of the flax-seed. 
m. Wheat stalk, its sheath broken away, showing the 
young worms on their way downwards to the 
joint. 
