Fall Web Worm and Spiny Elm Caterpillar: FAll Web Worm (Hyphantria cunea Drury): 1. Cluster of eggs; 2. Dorsal views of full and partly grown larvae and also a lateral view of a full grown caterpillar; 3. Pupa; 4. Pupa; 5. White form of moth in resting position; 6. Spotted form of moth with wings expanded. Examples 2,5, and 6 are on a small web showing within the partly skeletonized discolored leaves and the frass or excrement of the caterpillars. Spiny Elm Caterpillar (Euvanessa antiopa Linn.): 7. Cluster of eggs on a leaf stem; 8. One egg; 9. Caterpillar feeding; 10. Chrysalis hanging from a leaf stem; 11. Butterfly with wings spread, natural size. The figues of the egg and caterpillar are on a twig of elm representing the characteristic work of the caterpillar
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