ما يقوله الناس - كتابة مراجعة
لم نعثر على أي مراجعات في الأماكن المعتادة.
طبعات أخرى - عرض جميع المقتطفات
action animal animal kingdom animalcules appear arrangement attached bivalve body bones calcareous cartilage cavity cells cellular Cetacea cilia clavicle composed consists constitutes construction continuous Crustacea cuticle Cuvier deposited developement direction Draco volans effect elastic employed exhibit existence expanded extended external extremities fabric feet filaments fishes fluid force fore functions gemmules greater growth hair Infusoria insects integuments interior internal kind larva layer legs length ligament limbs magnified materials matter mechanical membrane ment microscope minute mode Mollusca movements muscles muscular fibres nature objects oblique observed organs original ossification particular peculiar phenomena plants polypes portion progressive motion purpose quadrupeds ribs scapula seen shape shell side skeleton skin solid species spine spinous processes spiral sponge stem sternum stomata structure substance surface tentacula termed texture tion transverse tribes trunk tubes valves vegetable vertebrae vessels Vorticella whole Zoophytes
الصفحة xvi - ON THE POWER WISDOM AND GOODNESS OF GOD AS MANIFESTED IN THE ADAPTATION OF EXTERNAL, NATURE TO THE MORAL AND INTELLECTUAL CONSTITUTION OF MAN.
الصفحة 146 - I beheld, for the first time, the splendid spectacle of this living fountain vomiting forth from a circular cavity an impetuous torrent of liquid matter, and hurling along, in rapid succession, opaque masses, which it strewed everywhere around. The beauty and novelty of such a scene in the animal kingdom long arrested my attention...
الصفحة xv - Pounds sterling ; this sum, with the accruing dividends thereon, to be held at the disposal of the President, for the time being, of the Royal Society of London, to be paid to the person or persons nominated by him. The Testator...
الصفحة 217 - ... and securing itself from dangerous collisions, which might easily destroy the brittle texture of its shell. The object of this apparatus is to prepare a great number of threads, which are fastened at various points to the adjacent rocks, and then tightly drawn by the animal, just as a ship is moored in a convenient station, to avoid the buffeting of the storm. The foot of this bivalve is cylindrical, and has, connected with its base, a round tendon, of nearly the same length as itself, the office...
الصفحة 146 - ... around. The beauty and novelty of such a scene in the animal kingdom, long arrested my attention, but, after twenty-five minutes of constant observation^ I was obliged to withdraw my eye from fatigue, without having seen the torrent for one instant change its direction, or diminish, in the slightest degree, the rapidity of its course. I continued to watch the same orifice, at short intervals, for five hours, sometimes observing it for a quarter of an hour at a time, but still the stream rolled...
الصفحة 41 - See dying vegetables life sustain, See life dissolving vegetate again : All forms that perish other forms supply, (By turns we catch the vital breath, and die) Like bubbles on the sea of matter borne They rise, they break, and to that sea return.
الصفحة xvii - MDFRS CHEMISTRY, METEOROLOGY, AND THE FUNCTION OF DIGESTION, CONSIDERED WITH REFERENCE TO NATURAL THEOLOGY. His ROYAL HIGHNESS THE DUKE OF SUSSEX, President of the Royal Society, having desired that no unnecessary delay should take place in the publication of the above mentioned treatises, they will appear at short intervals, as they are ready for publication.
الصفحة xv - NOTICE. THE series of Treatises, of which the present is one, is published under the following circumstances : The RIGHT HONOURABLE and REVEREND FRANCIS HENRY, EARL of BRIDGEWATER, died in the month of February, 1829 ; and by his last Will and Testament, bearing date the 25th of February, 1825, he directed certain Trustees therein named to invest in the public funds the sum of Eight thousand pounds sterling; this sum, with the accruing dividends thereon, to be held...
الصفحة 373 - ... animals than to those which had already attained their full size. Thus the bones of a young pigeon were tinged of a rose colour in twenty-four hours, and of a deep scarlet in three days ; while in the adult bird, fifteen days were required merely to produce the rose colour. The dye was more intense in the solid parts of those bones which were nearest to the centre of circulation, while in bones of equal solidity, but more remote from the heart, the tinge was fainter. The bone was of a deeper...
الصفحة 83 - ... of a new bud : and at the same time a layer of cellular tissue is formed by the deposition of new materials on the outside of the former wood, and between it and the bark. This is followed by a second layer of wood, enveloping the new layer of cellular tissue. The effect of this new growth is to compress the layer of wood which had been formed during the first year, and to impede its further extension in breadth.