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 31
Pagina v
... fails of the goal . - Its disadvantages . - Vertebrates : The internal loco- motive skeleton leads to backbone and brain . - Reasons for their dominance The primitive vertebrate . CHAPTER IV VERTEBRATES : BACKBONE AND BRAIN PAGE 81 The.
... fails of the goal . - Its disadvantages . - Vertebrates : The internal loco- motive skeleton leads to backbone and brain . - Reasons for their dominance The primitive vertebrate . CHAPTER IV VERTEBRATES : BACKBONE AND BRAIN PAGE 81 The.
Pagina 18
... primitive Aryan ances- tor or of the rudest savage of the Stone Age . The series must appear exceedingly disconnected . Systems of organs will apparently spring suddenly into exist- ence , and we shall have no time to trace their origin ...
... primitive Aryan ances- tor or of the rudest savage of the Stone Age . The series must appear exceedingly disconnected . Systems of organs will apparently spring suddenly into exist- ence , and we shall have no time to trace their origin ...
Pagina 26
... their development . And the development of the excretory system points to an far more primitive than even the fish . Our ancestor embryonic development is one of the very strongest evidences of WHENCE AND THE WHITHER OF MAN.
... their development . And the development of the excretory system points to an far more primitive than even the fish . Our ancestor embryonic development is one of the very strongest evidences of WHENCE AND THE WHITHER OF MAN.
Pagina 27
... primitive ancestor of the corresponding stage . It is much safer for us to study concrete , actual forms than imaginary ones , however real may have been the former existence of the latter . And , after all , their lat- eral divergence ...
... primitive ancestor of the corresponding stage . It is much safer for us to study concrete , actual forms than imaginary ones , however real may have been the former existence of the latter . And , after all , their lat- eral divergence ...
Pagina 43
... primitive form . The fertilized egg of any animal consists of a single cell , a little mass of protoplasm containing a nucleus and surrounded by a struct- ureless membrane . The egg is globular . The nucleus undergoes certain very pe ...
... primitive form . The fertilized egg of any animal consists of a single cell , a little mass of protoplasm containing a nucleus and surrounded by a struct- ureless membrane . The egg is globular . The nucleus undergoes certain very pe ...
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