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. Insect transformations . Femalo ol 1!k- |nrUct cabbage butterfly (Pontia brastica.) In order to harden the parts of the incipient butterflythat are soil, Suammerdam immtrsed the caterpillarin a ptiiai with equal parts of vinegar and spiritof wine for sixteen hours, when he found it would * Malpighi de Bombyce, 29. t Rtaumur, Mem. i, 359. 136 INSECT TRANSFORMATIONS. better bear handling. It may be necessary to remark,that though all the parts ot^ the butterfly are in thismanner discoverable in the caterpillar, they are onlyin the bud, it we may use the expression, and appear tobe out o
. Insect transformations . Femalo ol 1!k- |nrUct cabbage butterfly (Pontia brastica.) In order to harden the parts of the incipient butterflythat are soil, Suammerdam immtrsed the caterpillarin a ptiiai with equal parts of vinegar and spiritof wine for sixteen hours, when he found it would * Malpighi de Bombyce, 29. t Rtaumur, Mem. i, 359. 136 INSECT TRANSFORMATIONS. better bear handling. It may be necessary to remark,that though all the parts ot^ the butterfly are in thismanner discoverable in the caterpillar, they are onlyin the bud, it we may use the expression, and appear tobe out of proportion from being so closely folded up andunexpanded. The whole, indeed, bears so much ana-logy to the embryo of a plant in the seed, or the rudi-. a^^ a, greatly magnified view of a section of the bud of the labur-num. It evhibiis the nascent tlovvers, arranged in regular order,previously to their bursting into perfect existence, b. section ofa bean seed, c, seed-leaves, root, aud the first true leaf of the CONSTRUCTIOX OF THE CATERPILLAR. 137 ments of a leaf, or of a flower in the l)ud, that Swam-merdam has (riven figures of tlu; paiillel developmentsof larva and ot acarnation. Ilisselecti )n of this flowerwas not perhaps the most happy; but our readers mayreadily obtain examples by carefully dividing the un-expanded buds of tiie rose, the lilac, the horse-chestnut,the American walnut, or beans, and other large seedsafter they have been planted in moist earth, but notleft long enough to shoot into a plant. The precedingfigures will illustrate this better than description. DrGrew proved in this manner that flowers which blowin spring are formed in the preceding year;* and DuHamel, on dissecting, in January, the bud of a pear-tre
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Keywords: ., bookcentury1800, bookidinsecttransforma00inr, booksubjectinsects