...unbroken and harmonious system. It has now been shown, though most briefly and imperfectly, how the law that " Every species has come into existence coincident...space with a pre-existing closely allied species" connects together and renders intelligible a vast number of independent and hitherto unexplained facts....

...harmonious system. It has now been shown, though most briefly and imperfectly, how the law that " Erery species has come into existence coincident both in...space with a pre-existing closely allied species," connects together and renders intelligible a vast number of independent and hitherto unexplained facts....

...species. But they all do tend to bring out the generalization expressed by Mr. Wallace in the formula, that " every species has come into existence' coincident both in time and space with preexisting closely allied species." Not, however, that this ia proved even of existing species as...

...»pecies. But they all do tend to bring out the generalization expressed by Mr. Wallace in the formula, that "every species has come into existence coincident both in time and space with preexisting closely allied species." Not, however, that this is proved even of existing species as...

...species. But they all do tend to bring out the generalization expressed by Mr. Wallace in the formula, that " every species has come into existence coincident both in time and space with pre-existing closely allied species." Not, however, that this is proved even of existing species as...

...attempts to show that species are not fixed, but mutable ; that the formula of Mr Wallace is correct, that " every species has come into existence coincident both in time and space with pre-existing closely allied species;" and that there are transition forms or gradations which connect...

...attempts to show that species are not fixed, but mutable ; that the formula of Mr Wallace is correct, that " every species has come into existence coincident both in time and space with pre-existing closely allied species;" and that there are transition forms or gradations which connect...

...harmonious system Conclusion. It has now been shown, though most briefly and imperfectly, how the law that "Every species has come into existence coincident...space with a pre-existing closely allied species" connects together and renders intelligible a vast number of independent and hitherto unexplained facts....

...great variety of subjects. REVIEWS. NATURAL SELECTION.* — Mr. Wallace has here brought together, in u compact little book, all those essays which have laid...type, when allowed to become wild again, generally speaking possesses modifications which are exceedingly disadvantageous; thus they must either regain...

...book, all those essays which have laid the foundation of his great reputation as the author, In comm6n with Mr. Darwin, of the theory of Natural Selection....type, when allowed to become wild again, generally speak• Contrlhntlona to the Theory of Natural Selection. A Series of Essays by Allrod Russell Wallace,...