 | 1859 - 554 pages
...assigned work on this planet, there has, however, plainly been an ascent and progress in the main. So far, however, as any general conclusion can be...period has been distinct and peculiar to such period. No one, save a prepossessed Uniformitarian, would infer from the lucina of the permiam, and the opis... | |
 | 1860 - 448 pages
...rule governs as strongly in the retrospect as the prospect. And not only as respects the Vertobratn, but the sum of the animal species at each successive...period has been distinct and peculiar to such period. Kot that the extinction of such forms or species was sudden or simultaneous : the evidences so interpreted... | |
 | Sir John William Dawson - 1860 - 466 pages
...prospect. And not only as respects the Vertebrata, put the sum of the animal species at each geolo:gieal period has been distinct and peculiar to* such period. Not that the extinction of sueh fonns or species was sudden or simuitaBeous r the evidences so interpreted have been but local... | |
 | Richard Owen - 1861 - 490 pages
...rule governs as strongly in the retrospect as the prospect. And not only as respects the Verfcbrata, but the sum of the animal species at each successive...; and, as it would seem, obedient to some general, continuously operative, but as yet dimly discerned law. In regard to animal life, and its assigned... | |
 | Richard Owen - 1861 - 552 pages
...retrospect as the prospect. And not only as respects the Vertebrata, but the sum of the animal specics at each successive geological period has been distinct...; and, as it would seem, obedient to some general, continuously operative, but as yet dimly discerned law. In regard to animal life, and its assigned... | |
 | 1862 - 1006 pages
...inhabitants ; but all of them maintain the distinctness of life in different formations. Says Owen, " The sum of the animal species at each successive geological...period has been distinct and peculiar to such period." Says Agassiz, " One result rtaoda now unquestioned : the existence during each geological era of an... | |
 | 1863 - 924 pages
...inhabitants ; but all of them maintain the distinctness of life in different formations. Says Owen, " the sum of the animal species at each successive geological...period has been distinct and peculiar to such period." 2 Says Agassiz, " one result stands now unquestioned : the existence, during each great geological... | |
 | 1867 - 448 pages
...rule governs as strongly in the retrospect as the prospect. And not only as respects the Vertébrala, but the sum of the animal species at each successive...simultaneous: the evidences so interpreted have been bat local. Over the wider field of life, at any given epoch, the change has been gradual; and, as it... | |
 | 1867 - 460 pages
...strongly in the retrospect aa the prospect. And not only as respects the Vcrtebrata, but the sum of tho animal species at each successive geological period...peculiar to such period. Not that the extinction of snch forms or species was sudden or simultaneous: the evidences so interpreted have been but local.... | |
 | 1860 - 448 pages
...rule governs ns strongly in the retrospect as the prospect. And not only as respects the Arertebrata, but the sum of the animal species at each successive...field of life, at any given epoch, the change has been grailn.il; and, as it would seem, obedient to some general, but as yet illcomprehended law. In regard... | |
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Vertebrata, but the sum of the animal species at each successive geological period has been distinct and peculiar to such period. Not that the extinction of such forms or species was sudden or simultaneous: the evidences so interpreted have been but local... 
