Evolution by Atrophy in Biology and SociologyD. Appleton, 1899 - 316 pagini |
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Pagina 2
... FORMATION OF VEGETABLE MOULD , THROUGH THE AC- TION OF WORMS . With Observations on their Habits . By CHARLES DARWIN , LL.D. , F. R. S. With 15 Illustrations . $ 1.50 . The International Scientific Series . ( Continued . ) 3.
... FORMATION OF VEGETABLE MOULD , THROUGH THE AC- TION OF WORMS . With Observations on their Habits . By CHARLES DARWIN , LL.D. , F. R. S. With 15 Illustrations . $ 1.50 . The International Scientific Series . ( Continued . ) 3.
Pagina 3
... FORMATION OF ARTICULATE SOUNDS . By Professor G. H. VON MEYER , University of Zürich . With 47 Illustrations . $ 1.75 . 47. FALLACIES : A View of Logic from the Practical Side . By ALFRED SIDGWICK , B. A. , Oxon . $ 1.75 . 48. ORIGIN OF ...
... FORMATION OF ARTICULATE SOUNDS . By Professor G. H. VON MEYER , University of Zürich . With 47 Illustrations . $ 1.75 . 47. FALLACIES : A View of Logic from the Practical Side . By ALFRED SIDGWICK , B. A. , Oxon . $ 1.75 . 48. ORIGIN OF ...
Pagina vii
... formation of organs in ancestral forms ( 2 ) Development of organs in the individual . ( 3 ) Philogenetic evolution of function ( 4 ) Individual adaptation · Section I. Transformation of organs of animals 127 21 • 25 26 * 2 **** 22 22 ...
... formation of organs in ancestral forms ( 2 ) Development of organs in the individual . ( 3 ) Philogenetic evolution of function ( 4 ) Individual adaptation · Section I. Transformation of organs of animals 127 21 • 25 26 * 2 **** 22 22 ...
Pagina 8
... formed , its characters are not necessarily borrowed from those societies from which it more or less directly proceeds . It may be modelled upon other social structures with which it had no hereditary connection . - V . Tarde , Les Lois ...
... formed , its characters are not necessarily borrowed from those societies from which it more or less directly proceeds . It may be modelled upon other social structures with which it had no hereditary connection . - V . Tarde , Les Lois ...
Pagina 12
... formed by the budding of a single indi- vidual . While nourishment is abundant , all the individuals of the colony retain their connection with each other , and may themselves give rise to buds . On the other hand , when food is scarce ...
... formed by the budding of a single indi- vidual . While nourishment is abundant , all the individuals of the colony retain their connection with each other , and may themselves give rise to buds . On the other hand , when food is scarce ...
Alte ediții - Afișează-le pe toate
Evolution by Atrophy in Biology and Sociology Jean Demoor,Jean Massart,Emile Vandervelde Vizualizare completă - 1899 |
Evolution by Atrophy in Biology and Sociology Jean Demoor,Jean Massart,Emile Vandervelde Vizualizare completă - 1899 |
Evolution by Atrophy in Biology and Sociology Jean Demoor,Jean Massart,Emile Vandervelde Vizualizare completă - 1899 |
Termeni și expresii frecvente
adult ancestral stages animals antheridia apical leaves appear appendages aquatic Archaeopteryx assimilative atrophy basilar leaves became become belonging bipinnated blade branches calcaneum canal cells characters chlorophyll collective property colony complete condition consists corporations Crustacea custom degeneration degenerative evolution digits disappeared embryo endopodite epipod exhibited existence exopodite female feudal floating leaves flowers foliage leaves formation formed function gland Huxley hypopod Illustrations individual instance institutions intercentrum land larval Lathyrus Aphaca leaf leaflets limbs male mammals marriage masuirs maxillipede mesonephros metatarsals modern modification muscles normal original pairs petiole phalanges pineal eye plants podite primitive Professor progressive evolution pronephros prothallus protopodite pr reduced regarded remain represent retracing Rosa rugosa rudimentary organs segment sepal slow-worm social societies sociology species stamens stem stipules stomata structure survival tarsius tendrils terminal thalamencephalon third tion traces transformation undergone useless vertebral column vertebrates vestiges wings
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