 | Louis Agassiz, Augustus Addison Gould - 1851 - 478 pagina’s
...which is merely an appendage to the fauna of Europe. But the sea effects the most complete separation. The depths of the ocean are quite as impassable for...although many of them are provided with a system of pores (§ 403), which enables them to sustain a much greater pressure than terrestrial animals. § 586. When... | |
 | Louis Agassiz - 1852 - 278 pagina’s
...Holland. Hence, other influences must be in operation besides those of climate; — influences of a higher order, which are involved in a general plan, and intimately...a much greater pressure than terrestrial animals. America, one species takes the place of another, a third succeeds the second, and so on, until finally... | |
 | Louis Agassiz, Augustus Addison Gould - 1857 - 254 pagina’s
...earth's surface. Sometimes two faunas are separated by an extensive chain of mountains, like the Hocky Mountains. Again, a desert may intervene, like the...a much greater pressure than terrestrial animals. America, one species takes ths place of another, a third succeeds the second, and so on, until finally... | |
 | Louis Agassiz, Augustus Addison Gould - 1860 - 278 pagina’s
...features of the earth's surface. Sometimes two faunas are separated by an extensive chain of moun tains, like the Rocky Mountains. Again, a desert may intervene,...pores, (260,) which enables them to sustain a much g-eale.; pressure than terrestrial animals. America, one species takes tb.3 place of another, a third... | |
 | 1861 - 236 pagina’s
...animals wandered. It is satisfactorily proved that the deep abyss of the ocean at the present time is nearly a desert ; " not only are no materials found...sustain the pressure of so great a column of water."* Such conditions are generally supposed to have obtained during the formation of a portion of the millstone... | |
 | George Charles Wallich - 1862 - 194 pagina’s
...20. t ' Outlines of. Comparative Physiology,' by Professors Agassiz and Gould. London, 1851 : p. 365. as impassable for marine species as high mountains...although many of them are provided with a system of pores which enable them to sustain a much greater pressure than terrestrial animals." The same distinguished... | |
 | Henry David Thoreau - 1866 - 294 pagina’s
...with animals of all classes, far beyond the extreme point of flowering plants"; but they add, that "experiments of dredging in very deep water have also...us that the abyss of the ocean is nearly a desert " ; — " so that modern investigations," to quote the words of Desor, " merely go to confirm the great... | |
 | Louis Agassiz, Augustus Addison Gould - 1869 - 256 pagina’s
...cross from the coast of Europe to the coast of America, as It would be for a reindeer to pass frcm the arctic to the antarctic regions, across the torrid...a much greater pressure than terrestrial animals. America, one species takes tha place of another, a third sjcceeds the second, and so on, until finally... | |
 | Louis Agassiz, Augustus Addison Gould - 1870 - 262 pagina’s
...cross from the coast of Europe to the coast of America, as it would be for a reindeer to pass frcm the arctic to the antarctic regions, across the torrid...pores, (260,) which enables them to sustain a much g-eater pressure than terrestrial animals. America, one species takes tha place of another, a third... | |
 | Henry David Thoreau - 1887 - 288 pagina’s
...with animals of all classes, far beyond the extreme point of flowering plants"; but they add, that "experiments of dredging in very deep water have also...us that the abyss of the ocean is nearly a desert"; — "so that modern investigations," to quote the words of Desor, " merely go to confirm the great... | |
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Experiments of dredging in very deep water have also taught us that the abyss of the ocean is nearly a desert. Not only are no materials found there for sustenance, but it is doubtful if animals could sustain the pressure of so great a column of water,... 
