LEPIDOPTERA 



245 



but these are not well marked. The moth (Fig. 428) is snowy-white, 

 with the wings marked by a few black dots; these vary in number, but 

 there are rarelymore than three on eitherwing. 

 There is a row of black spots on the back of I 

 the abdomen, and another on each side, and be- j 

 tween these a longitudinal deep yellow stripe. 

 The hickory tiger-moth, Halysidota cdrycs. 

 — One of the most abundant of caterpillars in 

 the Atlantic States and westward during the 

 months of August and September is one clothed 

 with dense tufts of finely barbed white hairs (Fig. 429) ; there is a ridge or 

 crest of black hairs on the middle of the back of the abdominal segments, a 

 few long white hairs projecting over the head from the thorax, and others 

 projecting back from the last segment ; there are also two pairs of pencils of 

 black hairs, one on the first and one on the seventh abdominal segment, 

 and a similar pair of pencils of white hairs on the eighth abdominal seg- 



Fig. 428. — Diacrisia virginica. 



Fig. 42g. — Halysidota caryw, larva. 



ment. This larva feeds oh hickory, butternut, and other forest-trees. 

 Its grayish cocoons, composed almost entirely of the hair of the larva, are 

 often found under stones, fences, and other similar places. The fore 

 wings of the adult (Fig. 430) are dark brown spotted with white. 



Fig. 430. — Halysidota caryce. 



Fig. 431. — Hypoprepia miniata. 



The striped footman, Hypoprepia miniata. -■ — This beautiful moth is 

 of a deep scarlet color, with three broad lead-colored stripes on the front 

 wings. Two of the stripes extend the entire length of the wings; while 

 the third is between these and extends from the end of the discal cell to 

 the outer margin (Fig. 431). The outer half of the hind wings is also 

 slate-colored. Vein M 2 of the fore wings is present; but Vein M 2 of the 



