Contributions to the Theory of Natural Selection: A Series of Essays |
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Page iii
... views which I hold at the present time ; and as most of them originally
appeared in publications which have a very limited circulation , I believe that the
larger portion of this volume will be new to many of my friends and to most of my
readers .
... views which I hold at the present time ; and as most of them originally
appeared in publications which have a very limited circulation , I believe that the
larger portion of this volume will be new to many of my friends and to most of my
readers .
Page v
... which I differ from Mr . Darwin , and I wish to put my opinions on record in an
easily accessible form , before the publication of his new work , ( already
announced , ) in which I believe most of these disputed questions will be fully
discussed .
... which I differ from Mr . Darwin , and I wish to put my opinions on record in an
easily accessible form , before the publication of his new work , ( already
announced , ) in which I believe most of these disputed questions will be fully
discussed .
Page viii
As it now stands , I believe it contains the enunciation of an important truth . X . -
THE LIMITS OF NATURAL SELECTION AS APPLIED ΤΟ ΜΑΝ . This is the further
development of a few sentences at the end of an article on “ Geological Time ...
As it now stands , I believe it contains the enunciation of an important truth . X . -
THE LIMITS OF NATURAL SELECTION AS APPLIED ΤΟ ΜΑΝ . This is the further
development of a few sentences at the end of an article on “ Geological Time ...
Page 29
whereas we have no reason to believe that the number of the birds of any country
increases at all in fifteen or in one hundred and fifty years . With such powers of
increase the population must have reached its limits , and have. * This is under ...
whereas we have no reason to believe that the number of the birds of any country
increases at all in fifteen or in one hundred and fifty years . With such powers of
increase the population must have reached its limits , and have. * This is under ...
Page 43
We believe we have now shown that there is a tendency in nature to the
continued progression of certain classes of varieties further and further from the
original type - a progression to which there appears no reason to assign any
definite limits ...
We believe we have now shown that there is a tendency in nature to the
continued progression of certain classes of varieties further and further from the
original type - a progression to which there appears no reason to assign any
definite limits ...
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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
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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 |