INSECTS INFESTING THE GRAPE. 



187 



spun beneath some leaves, or just Ijeneath the surface of the 

 ground. The fore-wings of the moth (Fig. 169c) are of a deep 

 blue-black color, and each are marked with two light yellow 

 spots ; the hind wings are also blue-black, and are each marked 

 with two white spots. The larvse are found in the latter part 

 of May. One specimen was received about May 27th, and one 

 on the 3d of June, 1882 ; both specimens were nearly full 

 grown. 



Remedies. — Where vines are seriously infested, spray with 

 No. 5 or 7, with an equal number of gallons of No. 9 added ; 

 also No. 101. The larva will creep under chips, etc., laid on 

 the ground under the vine, to pupate, and can be gathered in 

 the Autumn. 



CHAPTER CV. 



The Beautiful Wood Nymph. 



(Eudryas grata. — Fabricius. ) 



Order, Lepidoptera ; Family, ZYQjEyiDM. 



[Feeding upon the leaves of the grapevine ; a bluish-white 

 caterpillar dotted with black, and marked on the middle of 

 each segment with a transverse orange band, on each side of 

 which are three black rings.] 



Fig. 170.— Caterpillar and Fig. 170. 



eggs of the Beautiful Wood 

 Nymph ; a, the caterj)illar~ 

 colors, bluish, black and 

 orange ; b, a segment of its 

 body enlarged ; d, back view 

 of hump on eleventh seg- 

 ment enlarged ; c, back view 



of the top of first segment enlarged; f, side view of an egg 

 enlarged (natural size indicated beneath) ; c, an egg as seen 

 from above enlarged (natural size indicated at the right) — 

 colors, yellowish and black. 



The full grown larva (Fig. 170) measures about one inch and 

 six lines in length ; it then deserts the vines and burrows a 



