Economic entomology for the farmer Economic entomology for the farmer and fruit-grower economicentomolo01smit Year: 1906 THE INSECT WORLD. 309 One curious feature is that nearly all these span-worms closely resemble little dried twigs, branches, or even the stems of the leaves upon which they feed. Many of them when at rest hold to the twig by the hind feet only and keep the body rigidly ex- tended, seeming for all the world like a small process from the Fig. 353- The lime-tree vao\.\\, Hybernia ii/iaria.— all sizes; winged male and wingless female. [)lant itself I well remember one
Economic entomology for the farmer Economic entomology for the farmer and fruit-grower economicentomolo01smit Year: 1906 THE INSECT WORLD. 309 One curious feature is that nearly all these span-worms closely resemble little dried twigs, branches, or even the stems of the leaves upon which they feed. Many of them when at rest hold to the twig by the hind feet only and keep the body rigidly ex- tended, seeming for all the world like a small process from the Fig. 353- The lime-tree vao\.\\, Hybernia ii/iaria.— all sizes; winged male and wingless female. [)lant itself I well remember one occasion when Cymatophora pampiyiaria was excessively abundant on certain cranberry bogs on Cape Cod. I saw the spaces that had been defoliated and saw the edge of the spaces unaffected, but, look as I would, I could not at first see the caterpillars. It was not until a little smoke was started over the edge of the attacked portion that larvae were observed, and then it seemed as if all the little twigs and branches obtained life in an instant and started travelling. The insects so
Size: 1429px × 1400px
Photo credit: © Bookworm / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: archive, book, drawing, historical, history, illustration, image, page, picture, print, reference, vintage
