Darwinia: Essays and Reviews Pertaining to DarwinismD. Appleton, 1877 - Всего страниц: 404 |
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Стр. 16
... remains for fixing upon this or that degree as specific , at least no natural standard , by which the opinions of different naturalists may be correlated . Species upon this view are enduring , but subjective and ideal . Any three or ...
... remains for fixing upon this or that degree as specific , at least no natural standard , by which the opinions of different naturalists may be correlated . Species upon this view are enduring , but subjective and ideal . Any three or ...
Стр. 29
... not , it is quite possible that variation may be accounted for , while the great primary law of inheritance remains a mysterious fact . The common proposition is , that species reproduce their like THE ORIGIN OF SPECIES . 29.
... not , it is quite possible that variation may be accounted for , while the great primary law of inheritance remains a mysterious fact . The common proposition is , that species reproduce their like THE ORIGIN OF SPECIES . 29.
Стр. 41
... remains uniform for long periods of time , though as- suredly the merest trifle would often give the victory to one organic being over another . Nevertheless , so profound is our Not that in Battle within ignorance , and so high our ...
... remains uniform for long periods of time , though as- suredly the merest trifle would often give the victory to one organic being over another . Nevertheless , so profound is our Not that in Battle within ignorance , and so high our ...
Стр. 48
... remains from the several stages of the chalk formation , though the species are distinct at each stage . This fact alone , from its gen- erality , seems to have shaken Prof. Pictet in his firm belief in the immutability of species " ( p ...
... remains from the several stages of the chalk formation , though the species are distinct at each stage . This fact alone , from its gen- erality , seems to have shaken Prof. Pictet in his firm belief in the immutability of species " ( p ...
Стр. 60
... remains still best adapted to a particular pur- pose or condition - as , for instance , the old Newcomen engine for pumping out coal - pits . If there's a Divin- ity that shapes these ends , the whole is intelligible and reasonable ...
... remains still best adapted to a particular pur- pose or condition - as , for instance , the old Newcomen engine for pumping out coal - pits . If there's a Divin- ity that shapes these ends , the whole is intelligible and reasonable ...
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adaptation Agassiz American ammonia appears argument atheistic bald cypress botanists bristles Candolle Charles Darwin Cloth common connection creation Cretaceous Darwin Darwinian derivation digestion Dionæa direct divine doctrine Drosera Europe evidence evolution existence explain extinct facts favor final causes flies force forms fossil genera genus geological glands Glyptostrobus gradations ground Hodge human hypothesis idea illustration individuals inference insects instance Japan laws leaf leaves less Linnæus living manifested matter means ment mind miocene movement natural history natural selection natural theology naturalists nebular hypothesis North organic origin of species peculiar pepsin perhaps philosophical phyllotaxis physical pitchers plants and animals present principle probably produced Prof question races redwoods regard region remarkable Sarracenia scientific secretion seems Sequoia succession sundew suppose Taxodium teleology tentacles tertiary theistic theory things thought tion tive trees variation varieties vary vegetable whole
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Стр. 131 - And God said, Let the earth bring forth the living creature after his kind, cattle, and creeping thing, and beast of the earth after his kind: and it was so.
Стр. 2 - Our Place among Infinities: A Series of Essays contrasting our Little Abode in Space and Time with the Infinities Around us. Crown 8vo, cloth extra, 6s. The Expanse of Heaven : A Series of Essays on the Wonders of the Firmament.
Стр. 38 - There is no exception to the rule that every organic being naturally increases at so high a rate, that if not destroyed, the earth would soon be covered by the progeny of a single pair.
Стр. 38 - We behold the face of nature bright with gladness, we often see superabundance of food ; we do not see, or we forget, that the birds which are idly singing round us mostly live on insects or seeds, and are thus constantly destroying life ; or we forget how largely these songsters, or their eggs, or their nestlings, are destroyed by birds and beasts of prey...
Стр. 276 - My substance was not hid from thee, when I was made in secret, and curiously wrought in the lowest parts of the earth.
Стр. 396 - XVIII. The Nature of Light: With a General Account of Physical Optics.
Стр. 18 - The green and budding twigs may represent existing species; and those produced during each former year may represent the long succession of extinct species. At each period of growth all the growing twigs have tried to branch out on all sides, and to overtop and kill the surrounding twigs and branches, in the same manner as species and groups of species have tried to overmaster other species in the great battle for life.
Стр. 395 - II. Physics and Politics ; or, Thoughts on the Application of the Principles of "Natural Selection " and " Inheritance
Стр. 104 - I can entertain no doubt, after the most deliberate study and dispassionate judgment of which I am capable, that the view which most naturalists until recently entertained, and which I formerly entertained, namely, that each species has been independently created, is erroneous. I am fully convinced that species are not immutable...
Стр. 104 - ... been stated that I attribute the modification of species exclusively to natural selection, I may be permitted to remark that in the first edition of this work, and subsequently, I placed in a most conspicuous position — namely, at the close of the Introduction the following words : "I am convinced that natural selection has been the main but not the exclusive means of modification.