. Bulletin. Insects; Insect pests; Entomology; Insects; Insect pests; Entomology. Fig. •2'S.—Pcdeacrita ixmata: a, male; b, female, c, d, e, details. (Riley.) Fig. 'ISt.—l'atcacvila vcrnula: a, eater- pillar; b, egg; c, d, segment of eaterpillar. (Riley.) leaves. When full groAvii thev descend to the ground and pupate therein, the moths issuing in late fall or veiy early s[)ring. The females are wingless, and obliged to crawd up the tree to deposit eggs. The males have large, thin, grav wings. There is but one brood each year. THK PEACH-TREE BORER. {Saiminoidcit Pay—fig. 'M.) This de
. Bulletin. Insects; Insect pests; Entomology; Insects; Insect pests; Entomology. Fig. •2'S.—Pcdeacrita ixmata: a, male; b, female, c, d, e, details. (Riley.) Fig. 'ISt.—l'atcacvila vcrnula: a, eater- pillar; b, egg; c, d, segment of eaterpillar. (Riley.) leaves. When full groAvii thev descend to the ground and pupate therein, the moths issuing in late fall or veiy early s[)ring. The females are wingless, and obliged to crawd up the tree to deposit eggs. The males have large, thin, grav wings. There is but one brood each year. THK PEACH-TREE BORER. {Saiminoidcit Pay—fig. 'M.) This destructive insect is readily discerned bv the ])resence of a gunnnv exudation mixed with frass and excrement at or near the base of the tree. The i)arent moth lays the eggs singly (from May to July, according to latitude) on the bark of the tree, usually near the ])ase. The young larva l)urrows into the ))ark and mines between it and the. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original United States. Bureau of Entomology. Washington : G. P. O.
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