The Whence and the Whither of Man: A Brief History of His Origin and Development Through Conformity to Environment; Being the Morse Lectures of 1895W. Blackwood and Sons, 1896 - 312 pagine |
Dall'interno del libro
Risultati 1-5 di 44
Pagina ix
... that science is now competent to deal with this question ; not that she can give a final and conclusive answer , but that we can reach results which are probably in X INTRODUCTION the main correct . We may grant very INTRODUCTION.
... that science is now competent to deal with this question ; not that she can give a final and conclusive answer , but that we can reach results which are probably in X INTRODUCTION the main correct . We may grant very INTRODUCTION.
Pagina xi
... probably passed through a gastræa stage . He trav- ersed fish , amphibian , and reptilian grades . The oviparous monotreme and the marsupial almost cer- tainly represent lower mammalian ancestral stages . But what kind of fish , what ...
... probably passed through a gastræa stage . He trav- ersed fish , amphibian , and reptilian grades . The oviparous monotreme and the marsupial almost cer- tainly represent lower mammalian ancestral stages . But what kind of fish , what ...
Pagina 3
... probably all present existing , species only mediately the result of a creative act . The first living germ , whenever and however created , was in- fused with power to give birth to higher species . Of these and their descendants some ...
... probably all present existing , species only mediately the result of a creative act . The first living germ , whenever and however created , was in- fused with power to give birth to higher species . Of these and their descendants some ...
Pagina 11
... probably at least from twelve to twenty eggs . Now let us suppose that all these eggs developed , and all the birds lived out their normal period of life , and reproduced at the same rate . After not many centuries there would not be ...
... probably at least from twelve to twenty eggs . Now let us suppose that all these eggs developed , and all the birds lived out their normal period of life , and reproduced at the same rate . After not many centuries there would not be ...
Pagina 18
... probably think him insane . Even if he succeeded in giving a fairly clear view of the different stages , the successive stages would be so remote from one another , such vast changes would necessarily remain unnoticed or unexplained ...
... probably think him insane . Even if he succeeded in giving a fairly clear view of the different stages , the successive stages would be so remote from one another , such vast changes would necessarily remain unnoticed or unexplained ...
Altre edizioni - Visualizza tutto
The Whence and the Whither of Man: A Brief History of His Origin and ... John Mason Tyler Visualizzazione completa - 1896 |
The Whence and the Whither of Man: A Brief History of His Origin and ... John Mason Tyler Visualizzazione completa - 1897 |
The Whence and the Whither of Man: A Brief History of His Origin and ... John Mason Tyler Visualizzazione completa - 1899 |
Parole e frasi comuni
amoeba amphibia anatomical ancestors animal kingdom annelid apes appear appetite attained become birds body brain cavity cells cerebrum Cheaper Edition church conformity to environment conscious Crown 8vo degeneration Demy 8vo digestive dominant ectoderm embryo evolution experience eyes Fcap fish functions ganglion gastrula germ-plasm give groups higher forms highest human hydra Illustrations increase individual insect instinct intelligence laws layer legs living locomotion lower mammals man's marsupial ment mental mind mode modified mollusks moral muscles muscular natural selection nerve nervous system never notochord nutriment organs oxygen parapodia perception perivisceral Portrait Post 8vo primitive probably Professor progress protoplasm protozoa purely reflex action reproductive reptiles result schematic worm Scotland segments selfish sense-organs sequence skeleton species stage structure struggle surface survive swimming theory tion true truth turbellaria University of Edinburgh variation velopment vertebral column vertebrates vols volvox WHITHER young