 | American Association for the Advancement of Science - 1894 - 516 lehte
...imperfections of the geological record Darwin concludes that, if his theory of the origin of species is true, "it is indisputable that before the lowest Cambrian...deposited, long periods elapsed, as long as, or probably fur longer than, the whole interval from the Cambrian age to the present day ; and that daring these... | |
 | 1860 - 860 lehte
...animal. And again (p. 307)— If my theory be true, it is indisputable that before the lowest silurian stratum was deposited, long periods elapsed, as long as, or probably far longer thaii, the whole interval from the silurian age to the present day ; and that during these vast yet... | |
 | robert scott burn - 1861 - 738 lehte
...statements as the following : " If my tlreory he true, it is indisputable that before the lowest silurian stratum was deposited long periods elapsed, as long...probably far longer than, the whole interval from the silurian age to the present day; and that, during these vast, yet quite unknown periods of time, the... | |
 | Charles Darwin - 1861 - 470 lehte
...descendants. Consequently, if my theory be true, it is indisputable that before the lowest Silurian stratum was deposited, long periods elapsed, as long...probably far longer than, the whole interval from the Silurian age to the present day ; and that during these vast, yet quite unknown, periods of time, the... | |
 | William Lonsdale Watkinson, William Theophilus Davison - 1873 - 552 lehte
...system, down through the carboniferous, to the Cambrian ! And yet he says, "if the theory be true, it is indisputable that before the lowest Cambrian...deposited long periods elapsed, as long as or probably longer than the whole internal from the Cambrian age to the present day."t Now it is well known that,... | |
 | John Nash Griffin - 1862 - 354 lehte
...Darwin admits that if his hypothesis be true, " *It is indisputable that, before the lowest Silurian stratum was deposited, long periods elapsed, as long...probably far longer, than the whole interval from the Silurian age to the present day, and that during these vast and quite unknown periods of time, the... | |
 | Bourchier Wrey Savile - 1863 - 338 lehte
...his masterly work " On the Origin of Species," " it is indisputable that before the lowest Silurian stratum was deposited, long periods elapsed, — as long as, or probably far longer than, the Silurian age to the present day; and that, during these vast, yet quite unknown periods of time, the... | |
 | Charles Darwin - 1864 - 472 lehte
...descendants. Consequently, if my theory be true, it is indisputable that before the lowest Silurian stratum was deposited, long periods elapsed, as long...probably far longer than, the whole interval from the Silurian age to the present day ; and that during these vast, yet quite unknown, periods of time, the... | |
 | Robert Mackenzie Beverley - 1867 - 406 lehte
...night. ' If my theory be true,' says Mr Darwin, ' it is indisputable that before the lowest Silurian stratum was deposited, long periods elapsed, as long...probably far longer than, the whole interval from the Silurian age to the present day ; and that during these vast, yet quite unknown, periods of time, the... | |
 | Robert Mackenzie Beverley - 1867 - 424 lehte
...trying to livef where it * ' If my Theory be true, it is indisputable that before the lowest Silurian stratum was deposited, long periods elapsed, as long...probably far longer than, the whole interval from the Silurian age to the present day, and that during these vast, yet quite unknown periods of time, the... | |
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Consequently, if the theory be true, it is indisputable that before the lowest Cambrian stratum was deposited long periods elapsed, as long as, or probably far longer than, the whole interval from the Cambrian age to the present day ; and that during... 
