Contributions to the Theory of Natural Selection: A Series of EssaysMacmillan and Company, 1870 - 384 pages |
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Page xv
... produced by Varia- tion and Selection - The Objection that there are Limits to Variation -Objection to the argument from Classification - The Times on Natural Selection - Intermediate or generalized forms of Extinct Animals an ...
... produced by Varia- tion and Selection - The Objection that there are Limits to Variation -Objection to the argument from Classification - The Times on Natural Selection - Intermediate or generalized forms of Extinct Animals an ...
Page 7
... from the immense number of species which have served as antitypes for the existing spe- cies , and thus produced a complicated branching of the lines of affinity , as intricate as the twigs THE INTRODUCTION OF NEW SPECIES .
... from the immense number of species which have served as antitypes for the existing spe- cies , and thus produced a complicated branching of the lines of affinity , as intricate as the twigs THE INTRODUCTION OF NEW SPECIES .
Page 9
... producing several representative or analogous groups . The Sylviada of Europe and the Sylvicolidæ of North America , the Heliconidae of South America and the Euploas of the East , the group of Tro- gons inhabiting Asia , and that ...
... producing several representative or analogous groups . The Sylviada of Europe and the Sylvicolidæ of North America , the Heliconidae of South America and the Euploas of the East , the group of Tro- gons inhabiting Asia , and that ...
Page 24
... steps by which limbs have been formed ; and that most rudimentary organs have been produced by abortion , owing to disease , as explained by Mr. Darwin . of them , had we a view of all the 24 ON THE LAW WHICH HAS REGULATED.
... steps by which limbs have been formed ; and that most rudimentary organs have been produced by abortion , owing to disease , as explained by Mr. Darwin . of them , had we a view of all the 24 ON THE LAW WHICH HAS REGULATED.
Page 26
... produced in a state of domesticity are more or less unstable , and often have a tendency , if left to themselves , to return to the normal form of the parent species ; and this insta- bility is considered to be a distinctive peculiarity ...
... produced in a state of domesticity are more or less unstable , and often have a tendency , if left to themselves , to return to the normal form of the parent species ; and this insta- bility is considered to be a distinctive peculiarity ...
Other editions - View all
Contributions to the Theory of Natural Selection: A Series of Essays ... Alfred Russel Wallace No preview available - 2018 |
Contributions to the Theory of Natural Selection: A Series of Essays Alfred Russel Wallace No preview available - 2016 |
Common terms and phrases
abundant action adapted alike Amboyna animals antennæ appear beautiful become bees beetles birds Borneo brain brilliant build butterflies caterpillars causes Celebes changes character closely allied species colour concealed conspicuous Crown 8vo curious Darwin Diphilus distinct Edition eggs essay evidence exactly existence external extinct Extra fcap facts faculties favourable Fcap flowers genera genus geological groups Guinea habits Heliconidæ imitation India individuals inhabiting insects instinct islands Java larvæ Lepidoptera less Malayan male Mimeta mimic mimicry mode modified Moluccas moths natural selection nectary nest never nidification number of species observations occur organic Origin of Species Ormenus Pammon Papilio Papilio Ulysses Papilionidæ peculiar perfect period phenomena POEMS Polydorus possess present probably produced protection race regions remarkable render resemble savage sexes sexual sexual selection shown structure Sumatra tail theory of natural Theseus tints tion trees tropical variation varied varieties whole wings
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