The Cambridge Natural History, Том 3Sir Arthur Everett Shipley Macmillan and Company, limited, 1895 |
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The Cambridge Natural History, Том 2 Sidney Frederic Harmer,Sir Arthur Everett Shipley Повний перегляд - 1896 |
The Cambridge Natural History, Том 6 Sidney Frederic Harmer,Sir Arthur Everett Shipley Повний перегляд - 1901 |
The Cambridge Natural History, Том 5 Sidney Frederic Harmer,Sir Arthur Everett Shipley Повний перегляд - 1895 |
Загальні терміни та фрази
absent animal anus aperture appears appendages Arion arms bivalves body Brachiopoda branchiae byssus calcareous canal cardinal carnivorous cavity central tooth Cephalopoda characteristic Chiton Cistella Clausilia coasts colour columella Cretaceous Cyclostoma dorsal valve Eocene epipodia equivalve external eyes fath fauna foot ganglia Gasteropoda genera genus glands Helicidae Helix hinge Hyalinia internal islands Journ Jurassic land Mollusca land operculates larva lateral less ligament Limax Limnaea Lingula Littorina lobes mantle edges marginals median Mollusca mouth occur operculates operculum operculum corneous Opisthobranchiata Ordovician organs orifice outer oysters pair Palaeozoic pallial Pecten peculiar Pelecypoda periostracum Planorbis plate poda portion posterior Principal genera probably proboscis Prosobranchiata Pulmonata radula rows Scaphopoda sessile shell side Silurian Single genus sinistral siphon siphuncle slugs snails species specimens spiral spire sub-genera Sub-region subg surface teeth tentacles tube umbones usually ventral valve visceral whorls Zool
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Сторінка 535 - Crown 8vo. y.6d. (Nature Series.) Balfour. — A TREATISE ON COMPARATIVE EMBRYOLOGY. By FM BALFOUR, MA, FRS, Fellow and Lecturer of Trinity College, Cambridge. With Illustrations. Second Edition, reprinted without alteration from the First Edition.
Сторінка 535 - Medium 8vo. This series, which will be complete in ten volumes, fully illustrated, and covering the Natural History of Invertebrate and Vertebrate Animals, is intended, in the first instance, for those who have not had any special scientific training...
Сторінка 43 - ... again, as if unwilling to risk itself in the world. When it once begins to crawl freely, it buries itself in the ground for 4 or 5 days without food, after which time it emerges, nearly double its original size. At exclusion, the average length is 9 mm., increasing to 56 mm. after the end of 5 months. Full growth is attained about the middle of the second year, and nearly all die at the end of this year or the beginning of the next.
Сторінка 50 - It was not one sustained note, but a multitude of tiny sounds, each clear and distinct in itself; the sweetest treble mingling with the lowest bass. On applying the ear to the woodwork of the boat, the vibration was greatly increased in volume.
Сторінка 149 - Ray Lankester, Contributions to the developmental history of the Mollusca : Phil. Trans. Roy. Soc. vol. 165 (1875), pp. 1-31. „ „ Observations on the development of the pond-snail (Lymnaeus stagnalis), and on the early stages of other Mollusca: Quart. Journ. Micr. Sc. xiv. (1874), pp. 365-391. „ „ Observations on the development of the Cephalopoda: ibid. xv. (1875), pp. 37-47. W. Patten, The embryology of Patella : Arb. Zool. Inst. Univ. Wien, vi. (1886), pp. 149-174. M. Salensky, Etudes...
Сторінка 74 - Presumably the Lamellaria escapes the observation of its enemies through being mistaken for a part of the Leptoclinum colony ; and the Leptoclinum being crowded like a sponge with minute sharp-pointed spicules is, I suppose, avoided as inedible (if not actually noxious through some peculiar smell or taste) by carnivorous animals which might devour such things as the soft unprotected mollusc.
Сторінка 65 - Miss Saul has informed me that the first living specimen of Trigonia that was ever obtained was lost in a similar way. It was dredged by Mr. Stutchbury in Sydney Harbour, and placed on the thwart of a small boat. He had just remarked to a companion that it must be a Trigonia...
Сторінка 79 - Holothurian, retains the foot unmodified. Of a Holothurian, through while a species occurring on the outer skin, but provided with a long proboscis, has lost its foot altogether.1 Special provision for holding on is noticed in certain cases, reminding us of similar provision in human parasites. Eyes are frequently, but not always wanting, even in endo-parasitic forms. A specially interesting modification of structure occurs in (3) the Radula or ribbon-shaped arrangement of the teeth. In most cases...