. Annual report of the Agricultural Experiment Station. Cornell University. Agricultural Experiment Station; Agriculture -- New York (State). Insect Study. 735 The pupa.— This is almost globular in shape and shows the antennae aticl the wing pads very Polyphemus cocoon. The motli.— When the moth breaks open the pupa skin, it finds no valve or opening as does the cecropia and promethea. However, it mas- ters the situation and gets out of its compact case by wetting the cocoon with an acid liquid, wliicli it secretes in its mouth for the purpose, and then pushes its way out between the
. Annual report of the Agricultural Experiment Station. Cornell University. Agricultural Experiment Station; Agriculture -- New York (State). Insect Study. 735 The pupa.— This is almost globular in shape and shows the antennae aticl the wing pads very Polyphemus cocoon. The motli.— When the moth breaks open the pupa skin, it finds no valve or opening as does the cecropia and promethea. However, it mas- ters the situation and gets out of its compact case by wetting the cocoon with an acid liquid, wliicli it secretes in its mouth for the purpose, and then pushes its way out between the threads. It can be readily distin- guished from all the other moths, as it has what the children call " a window pane " in the middle of each wing. This transparent spot consists of thin mem- brane ; in the hind wing it is the " eye " of the large, decora- tive eye-spot. THE LUNA (Tropa'a Inna) Of all die beauti- ful silk-worm moths the luna is far the most graceful in Polyphemus cocoon cut open shoieiu^ the papa. The form and the most iving-cases and antenna shoiv plainly. exquisite in color. It may be seen flying about clcclric lights during May and June, and has been likened to a " great, white ghost of a bird appear- ing for a moment then vanishing in the ; Food plants.— Hickory, birch, oak, butternut, walnut and 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 Cornell University. Agricultural Experiment Station. Ithaca, N. Y. : The University
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