The past and present life of the globe, a sketch of the world's life-system1861 |
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Сторінка 13
... External conditions never uniform . Representatives of the great life - types in every epoch . Gradation and progress . - The course and apparent order of this progress . - Introduction of new forms . - Extinction and creation of ...
... External conditions never uniform . Representatives of the great life - types in every epoch . Gradation and progress . - The course and apparent order of this progress . - Introduction of new forms . - Extinction and creation of ...
Сторінка 21
... external conditions - here dwarfing and dying out , and there some newer creations increasing and spreading under conditions that were favourable to their existence ? In fine , we ask of him the history of these extinct forms , as we ...
... external conditions - here dwarfing and dying out , and there some newer creations increasing and spreading under conditions that were favourable to their existence ? In fine , we ask of him the history of these extinct forms , as we ...
Сторінка 30
... conditions that pre- vailed and affected plant - life during the deposition of a rock - formation , which took place thousands of ages ago . Still further , and ... external conditions , or to tell us that under these 30 THE PRESENT .
... conditions that pre- vailed and affected plant - life during the deposition of a rock - formation , which took place thousands of ages ago . Still further , and ... external conditions , or to tell us that under these 30 THE PRESENT .
Сторінка 31
... external conditions are of them- selves utterly impotent without a higher power to sustain , and an intellect to direct and control , the course of their operations . And , after all , it is less the mere matter of diversity than the ...
... external conditions are of them- selves utterly impotent without a higher power to sustain , and an intellect to direct and control , the course of their operations . And , after all , it is less the mere matter of diversity than the ...
Сторінка 48
... external conditions as the Vegetable world , though possessed for the most part of a locomotion which at first sight might seem to confer on them an ubiquity of habitat . Thus , the FAUNA of the tropics is essentially different from ...
... external conditions as the Vegetable world , though possessed for the most part of a locomotion which at first sight might seem to confer on them an ubiquity of habitat . Thus , the FAUNA of the tropics is essentially different from ...
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Загальні терміни та фрази
abundance acrogens affinities America annelids appear areas aspects become birds bivalves botanist brachiopods cainozoic carboniferous cephalopods chalk character characterised climate club-mosses coal corals creation creatures CRETACEOUS crust crustaceans cycads deposits Devonian dicotyledonous earth's encrinites endogens eocene epoch equisetums estuaries Europe eurypterus evidence existing nature exogens external conditions extinct exuberant ferns fishes flora and fauna forest forms fossil fragments functions gasteropods genera and species genial geological geologists gigantic globe glyptodons growth gymnogens higher indicated latitudes limestones lower mammals marine marsupial mesozoic MOLLUSCA neozoic northern hemisphere numerous ocean Octavo old red sandstone oolite organic organisation palæontology paleontologist paleozoic palms peculiar period physical plants and animals pliocene present primal progress pterygotus races regions reptiles sauroid sea and land sea-urchins sea-weeds sediments shell-fish shores Silurian stage star-fishes strata structure terrestrial tertiary throng tion trace tree-ferns triassic trilobites true varied variety vegetable vertebrate vitality waters zoologist
Популярні уривки
Сторінка 211 - There is grandeur in this view of life, with its several powers, having been originally breathed by the Creator into a few forms or into one; and that, whilst this planet has gone cycling on according to the fixed law of gravity, from so simple a beginning endless forms most beautiful and most wonderful have been, and are being evolved.
Сторінка 210 - It is interesting to contemplate a tangled bank clothed with many plants of many kinds, with birds singing on the bushes, with various insects flitting about, and with worms crawling through the damp earth, and to reflect that these elaborately constructed forms, so different from each other, and dependent on each other in so Complex a manner, have all been produced by laws acting around us.
Сторінка 54 - That, chang'd thro' all, and yet in all the same, Great in the earth, as in th' ethereal frame ; Warms in the sun, refreshes in the breeze; Glows in the stars, and blossoms in the 'trees ; Lives through all life, extends through all extent, Spreads undivided, operates unspent...
Сторінка 210 - These laws, taken in the largest sense, being Growth with Reproduction ; Inheritance which is almost implied by Reproduction ; Variability from the indirect and direct action of the conditions of life, and from use and disuse...