Contributions to the Theory of Natural Selection: A Series of Essays |
From inside the book
Results 1-5 of 40
Page xiii
... a Species dependent upon its more or less perfect Adaptation to the
Conditions of Existence - Useful Variations will tend to Increase , useless or
hurtful Variations to Diminish - - Superior Varieties will ultimately extirpate the
Original Species ...
... a Species dependent upon its more or less perfect Adaptation to the
Conditions of Existence - Useful Variations will tend to Increase , useless or
hurtful Variations to Diminish - - Superior Varieties will ultimately extirpate the
Original Species ...
Page 7
... a small and perfect group ; - in the actual state of nature it is almost impossible ,
the species being so numerous and the modifications of form and structure so
varied , arising probably from the immense number of species which have served
...
... a small and perfect group ; - in the actual state of nature it is almost impossible ,
the species being so numerous and the modifications of form and structure so
varied , arising probably from the immense number of species which have served
...
Page 25
... their geological sequence , the phænomena of representative and substituted
groups in all their modifications , and the most singular peculiarities of anatomical
structure , are all explained and illustrated by it , in perfect accordance with the ...
... their geological sequence , the phænomena of representative and substituted
groups in all their modifications , and the most singular peculiarities of anatomical
structure , are all explained and illustrated by it , in perfect accordance with the ...
Page 33
the weakest — the very young , the aged , and the diseased — while those that
prolong their existence can only be the most perfect in health and vigourthose
who are best able to obtain food regularly , and avoid their numerous enemies .
the weakest — the very young , the aged , and the diseased — while those that
prolong their existence can only be the most perfect in health and vigourthose
who are best able to obtain food regularly , and avoid their numerous enemies .
Page 61
The little tails of the hind wing touch the branch , and form a perfect stalk to the
leaf , which is supported in its place by the claws of the middle pair of feet , which
are slender and inconspicuous . The irregular outline of the wings gives exactly ...
The little tails of the hind wing touch the branch , and form a perfect stalk to the
leaf , which is supported in its place by the claws of the middle pair of feet , which
are slender and inconspicuous . The irregular outline of the wings gives exactly ...
What people are saying - Write a review
We haven't found any reviews in the usual places.
Other editions - View all
Common terms and phrases
abundant action adapted allied animals appear beautiful become believe birds body build butterflies causes Celebes changes character closely colour common comparatively complete concealment consider conspicuous continually direct distinct doubt Edition equally evidence exactly example existence explained facts female flight flowers frequently further genera genus give greater groups habits imitation important increase India individuals inhabiting insects interesting islands Java kind known less limited living male marked materials means mimicry modifications moths natural selection necessary nest never objects observations occur organic original Papilio perfect period phenomena possess present probably produced protection race reason region remarkable render resemble result savage seems seen sexes shown similar species structure supposed tail theory tints tion trees tropical true universe variation varied varieties various whole wings
Popular passages
Page 38 - THE GOLDEN TREASURY OF THE BEST SONGS AND LYRICAL POEMS IN THE ENGLISH LANGUAGE. Selected and arranged, with Notes, by FRANCIS TURNER PALGRAVE.
Page 41 - The Song Book. Words and Tunes from the best Poets and Musicians. Selected and arranged by JOHN HULLAH, Professor of Vocal Music in King's College, London.
Page 30 - THE PRINCE'S PROGRESS, AND OTHER POEMS. With two Designs by DG ROSSETTI. Fcap. 8vo. 6s. " Miss Rossetti' 's poems are of the kind which recalls Shelley's definition of Poetry as the record of the best and happiest moments of the best and happiest minds.
Page 366 - WILL, while we have no knowledge of any other primary cause of force, it does not seem an improbable conclusion that all force may be will-force; and thus, that the whole universe is not merely dependent on, but actually is, the WILL of higher intelligences or of one Supreme Intelligence.
Page 39 - BACON'S ESSAYS AND COLOURS OF GOOD AND EVIL. With Notes and Glossarial Index. By W. ALDIS WRIGHT, MA "The beautiful little edition of Bacon's Essays, now before us, does credit to the taste and scholarship of Mr.
Page 383 - A Narrative of the Expedition to Central Africa for the Suppression of the Slave Trade, organised by ISMAIL, Khedive of Egypt.
Page 32 - The editor has aimed to produce a book ' ' which the emigrant, finding room for little not absolutely necessary, might yet find room for in his trunk, and the traveller in his knapsack, and that on some narrow shelves where there are few books this might be one.
Page 27 - One quality in the piece, sufficient of itself to claim a moment's attention, is that it is unique— original, indeed, is not too strong a word — in the manner of its conception and execution.
Page 5 - Galileo. — THE PRIVATE LIFE OF GALILEO. Compiled principally from his Correspondence and that of his eldest daughter, Sister Maria Celeste, Nun in the Franciscan Convent of S. Matthew in Arcetri. With Portrait. Crown 8vo.
Page 23 - THE POEMS OF ARTHUR HUGH CLOUGH, sometime Fellow of Oriel College, Oxford. Fourth Edition. Fcap. 8vo. 6s. "from the higher mind of cultivated, all-questioning, but still conservative England, in this our puzzled generation, we do not know of any utterance in literature so characteristic as the poems of Arthur Hugh Clough.
Bibliographic information
| Title | Contributions to the Theory of Natural Selection: A Series of Essays Contributions to the Theory of Natural Selection: A Series of Essays, Alfred Russel Wallace Marilee E. Thomas and Robert C. Thomas Science and Related Subjects Collection |
| Author | Alfred Russel Wallace |
| Edition | 2 |
| Publisher | Macmillan and Company, 1870 |
| Original from | Oxford University |
| Digitized | 8 mai 2006 |
| Length | 384 pages |
| Export Citation | BiBTeX EndNote RefMan |