...of descent,"* And, in view of the facts of geology, it follows that all living animals and plants " are the lineal descendants of those which lived long before the Silurian epoch." t It is an obvious consequence of this theory of descent with modification, as it is sometimes called,...

...lived on this earth have descended from some one primordial form into which life was first breathed. ' As all the living forms of life are the lineal descendants...succession by generation has never once been broken, and that no cataclysm has desolated the whole world. Hence we may look with some confidence to a secure...

...of each mental power and capacity by gradation. Light will be thrown on the origin of man* and his " As all the living forms of life are the lineal descendants...the ordinary succession by generation has never once Wn broken, and that no cataclysm has desolated the whole world. Hence we may look with some confidence...

...change would be "millions of millions of ages." And he adds, in his concluding chapter, That " as all forms of life are the lineal descendants of those...that the ordinary succession by generation has never been once broken, and that no cataclysm has desolated the whole world. Hence we may look forward with...

...into which life was first breathed. 'As all the living forms of life are the lineal de 1 scendants of those which lived long before the Silurian epoch,...succession by generation has never once been broken, and that no cataclysm has desolated the whole world. Hence we may look with some confidence to a secure...

...yet they are all ' the lineal descendants of those which lived before the Silurian epoch ; and one may feel certain that the ordinary succession by generation has never once been broken, and that no cataclysm has desolated the whole world. Hence, we may look with some confidence to a secure...

...larger and dominant groups, wThich will ultimately prevail and procreate new and dominant species. As all the living forms of life are the lineal descendants...succession by generation has never once been broken, and that no cataclysm has desolated the whole world. Hence we may look with some confidence to a secure...

...infer that not one living species will transmit its unaltered likeness to distant futurity. * * * * * As all the living forms of life are the lineal descendants...epoch, we may feel certain that the ordinary succession of generation has never once been broken, and that no cataclysm has desolated the whole world. Hence...

...complex action of natural selection, entailing extinction and divergence of character. . . . As all living forms of life are the lineal descendants of...Silurian epoch, we may feel certain that the ordinary succes• by generation has never even been broken, and that no cataclysm \ge] has desolated the whole...

...complex action of natural selection, entailing extinction and divergence of character. . . . As all living forms of life are the lineal descendants of...that the ordinary succession by generation has never even been broken, and that no cataclysm [deluge] has desolated the whole world." THE DRIFT THEORY....