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 12
Pagina 22
... comparative anatomy of fish , amphibia , not a mammal , because of its form and aquatic life . and reptiles had been carefully studied it was evident structure , while the higher reptiles closely approached that the amphibia stood far ...
... comparative anatomy of fish , amphibia , not a mammal , because of its form and aquatic life . and reptiles had been carefully studied it was evident structure , while the higher reptiles closely approached that the amphibia stood far ...
Pagina 27
... comparative their comparative embryology ; and third , their palæ- anatomy of all the different groups of animals ; second , ontological history . Each source has its difficulties or defects . But taken all together they give us a ...
... comparative their comparative embryology ; and third , their palæ- anatomy of all the different groups of animals ; second , ontological history . Each source has its difficulties or defects . But taken all together they give us a ...
Pagina 52
... comparative anatomy point to such a form as a very possible ancestor of all forms higher than flat worms , viz . , mollusks , arthropods , and vertebrates . It was probably rather long and cylindrical , resem- bling a small and short ...
... comparative anatomy point to such a form as a very possible ancestor of all forms higher than flat worms , viz . , mollusks , arthropods , and vertebrates . It was probably rather long and cylindrical , resem- bling a small and short ...
Pagina 82
... true backbone . I have described the process as if it were very simple . But only the student of comparative osteology can have any con- ception of the number of experiments which were tried in 82 THE WHENCE AND THE WHITHER OF MAN.
... true backbone . I have described the process as if it were very simple . But only the student of comparative osteology can have any con- ception of the number of experiments which were tried in 82 THE WHENCE AND THE WHITHER OF MAN.
Pagina 85
... comparative rest , perhaps retrogression . We have given thus a rapid sketch in outline of the changes in the most characteristic systems between fish and mammals . Some of the changes which took place in mammals were along the same ...
... comparative rest , perhaps retrogression . We have given thus a rapid sketch in outline of the changes in the most characteristic systems between fish and mammals . Some of the changes which took place in mammals were along the same ...
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