Bulletin . cend to the ground andunder rubbish or among loose particles of earth construct aloose silken cocoon into which is glued particles of earth and rub-bish so that it closely resembles its surroundings. After sometime the caterpillars transform to pupee, in which stage the win-ter is passed. Caterpillars constructed cocoons September 20,1906, but had not transformed October 11. These caterpillars are also gregarious and are often foundhuddled together in masses on the limbs. When handled a cater-I)illar will emit a fluid which has a peculiar acid smell and whichtloubtless serves as a d
Bulletin . cend to the ground andunder rubbish or among loose particles of earth construct aloose silken cocoon into which is glued particles of earth and rub-bish so that it closely resembles its surroundings. After sometime the caterpillars transform to pupee, in which stage the win-ter is passed. Caterpillars constructed cocoons September 20,1906, but had not transformed October 11. These caterpillars are also gregarious and are often foundhuddled together in masses on the limbs. When handled a cater-I)illar will emit a fluid which has a peculiar acid smell and whichtloubtless serves as a defense against its enemies. The caterpillars also feed on plum, rose, thorn, pear, cherry,willow, blackberry, and other related plants. Moth.—The moths appear about the last of June. The fore-wings of the moth are dark brown on the inner and grayish onthe outer margin; they have a dark brown dot near the middle,a spot near each angle, and several longitudinal streaks of the ? Schizura concinna 8. and Fig. 7. The Re(l-huini)eil Apple Caterpillar, a, egg-s, greatly enlarged ; b, c,caterpillars nearly full grown, and d, young caterpillars —natural .size. 218 N. H. AGR. EXPERIMENT STATION. [Bulletin 139 same color along the hinder margin. The hind-wings of themale are brownish, of the female dusky brown; the body is lightbrown, the thorax of a darker shade. With wings expanded theymeasure an inch and a quarter across. Eggs.—The eggs are similar to those of the Yellow-neckedApple Caterpillar, being laid on the under side of a leaf, andare shown in figure 7, a. Eggs are laid from late June or earlyJuly until September 1st. But one brood occurs in a season. REMEDIES. As of these caterpillars is very quickly noticed andas they habitually feed together in colonies, it is an easy matterto hand pick and destroy them, or swab them off the limbs witha rag or waste saturated with kerosene. When a colony is no-ticed at the tip of a limb it may be cut off and burned, thought
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