INSECTS INFESTING THE APPLE TREE. 



Fig. 59. 



cream-yellow, a black dorsal stripe extending the whole 

 length of posterior of the third segment ; next to the dorsal 

 stripe is a yellowish line, then a greenish-blue stripe on which 

 is sometimes a black line ; stigmatal line black, and below 

 this is a yellow line. On dorsal section of segments 4, 5, 6 and 

 7, is a wide tussock of whitish hair ; on each side of the seg- 

 ments next to the head, and on the dorsal part of the eleventh 

 segment, is a pencil of long black hairs, which are knobbed at 

 the apex ; on top of segments nine and ten is a small red 

 Avart ; ventral parts yellowish-white, tinged with blue. Head 

 reddish-brown or dark red ; cervical-shield red. 



Pupa. — Pupa of male (Fig. 59d) elongate, posteriorly atten- 

 uated, inclosed in a coarse silky cocoon. Pupa of female (Fig. 



59c), ovate in form. 



Fig. 59.— Tussock 



Moth, Caterpillar 

 and Pupa ; a, the 

 female moth on her 

 cocoon — color of 

 former, whitish or 

 gray ; of the latter, 

 gray or yellowish ; 

 6, a young caterpil. 

 lar ; c, the female 

 pupa — color, brown or gray ; r/, the male pupa — color, brown. 

 Imago. — The male insect (Fig. 60) is ashen-gray; the fore- 

 wings are crossed by wavy bands of a 

 darker color ; on each wing is a small white 

 crescent near the inlier angle ; antennae 

 pectinated ; expands one inch. 



Fig. 60. — Male Tussock Moth — color^ 

 ashen-gray. 



The female (Fig. 59a and 61) is wing- 

 less — color, brownish ; form oval, and is 

 from four to five lines in length. Antennae 

 small. The eggs (Fig. 62) are generally 

 deposited and fastened on the outside of the cocoon. 



Fis. 60 



