...differences distinguishing varieties of the same species, will steadily tend to increase till they come to equal the greater differences between species of the...widely-ranging species, belonging to the larger genera, which vary most ; and these vrill tend to transmit to their modified offspring that superiority which...

...differences distinguishing varieties of the same species, will steadily tend to increase till they come to equal the greater differences between species of the...widely-ranging species, belonging to the larger genera, which vary most ; and these will tend to transmit to their modified offspring that superiority which...

...differences distinguishing varieties of the same species, steadily tend to increase till they come to equal the greater differences between species of the...offspring that superiority which now makes them dominant iu their own countries. Natural selection, as has just been remarked, leads to divergence of character...

...selection, the fact is insisted upon, ' that it is the common, the widely diffused, and widely ranging species, belonging to the larger genera within each class, which vary most' That the several subordinate groups in any class of creatures 'cannot be ranked in a single file, but...

...selection, the fact is insisted upon, ' that it is the common, the widely diffused, and widely ranging species, belonging to the larger genera within each class, which vary most.' That the several subordinate groups in any class of creatures ' cannot be ranked ш a single file,...

...domestic breeds. In further support of the theory of natural selection, the fact is insisted upon, c that it is the common, the widely-diffused, and widely-ranging...larger genera within each class, which vary most.' He points also to the analogous manner in which species of the same genus vary, as corroborative of...

...differences distinguishing varieties of the same species steadily tend to increase, till they come to equal the greater differences between species of the same genus, or even of distinct genera.' Obviously no such cause of modification can come into play until homogenesis becomes the rule, and...

...differences distinguishing varieties of the same species steadily tend to increase, till they come to equal the greater differences between species of the same genus, or even of distinct genera.' Obviously no such cause of modification can come into play until homogenesis becomes the rule, and...

...success in the battle for, life. Thus the small differences distinguishing varieties of the same species, steadily tend to increase, till they equal the greater...or even of distinct genera. We have seen that it is the_cpmmon, the widely-diffused, and wideljr-ranging species, belonging to the larger genera within...

...selection, the fact is insisted upon, 'that it is the common, tho widely diffused, and widely ranging species, belonging to the larger genera within each class, which vary most.' That the several subordinate groups in any class of creatures ' cannot be ranked in a single file,...