Evolution by Atrophy in Biology and SociologyD. Appleton, 1899 - 316 pagini |
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Pagina
... various groups 121 1. Cœlenterates . 2. Worms . 3. Echinoderms . 4 . Mollusca . 5. Arthropodes . 6. Vertebrates Section II . Rudimentary organs in plants 121 145 • § 3. Rudimentary organs in various groups of plants 145 1. Algæ . 2 ...
... various groups 121 1. Cœlenterates . 2. Worms . 3. Echinoderms . 4 . Mollusca . 5. Arthropodes . 6. Vertebrates Section II . Rudimentary organs in plants 121 145 • § 3. Rudimentary organs in various groups of plants 145 1. Algæ . 2 ...
Pagina
... various racial elements in a country . 3. The degenerative evolution of poli- tical organizations . 4. Degeneration in monetary systems . 5. Degenerative adaptation in colonial legislation . 6. Degenerative evolution of the cor ...
... various racial elements in a country . 3. The degenerative evolution of poli- tical organizations . 4. Degeneration in monetary systems . 5. Degenerative adaptation in colonial legislation . 6. Degenerative evolution of the cor ...
Pagina 11
... various sources , whose connection is merely mental . It is only in the communities which Tonnies calls " Gemein- schaften , " in distinction from societies bound by mental agreement ( Gesellschaften ) , that all the in- dividuals ...
... various sources , whose connection is merely mental . It is only in the communities which Tonnies calls " Gemein- schaften , " in distinction from societies bound by mental agreement ( Gesellschaften ) , that all the in- dividuals ...
Pagina 15
... various Swiss cantons , which are now mere organs of the Helvetic Confederation , like the Provinces of Belgium , or the Departments of France , would they become organisms on the rupture of the Federal bond ? On the other hand , with ...
... various Swiss cantons , which are now mere organs of the Helvetic Confederation , like the Provinces of Belgium , or the Departments of France , would they become organisms on the rupture of the Federal bond ? On the other hand , with ...
Pagina 17
... various forms : - ( a ) Morphology , the science of determining the phylogeny of organs by comparing them with the organs of other creatures belonging to the same systematic group . ( b ) Palæontology , which determines the direct ...
... various forms : - ( a ) Morphology , the science of determining the phylogeny of organs by comparing them with the organs of other creatures belonging to the same systematic group . ( b ) Palæontology , which determines the direct ...
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
abdominal adaptation to arboreal adult ancestral animal apical leaves appendages aquatic Archaeopteryx assimilative Astacus Astacus fluviatilis atrophy basilar leaves basipodite become biology bipinnated blade branches calcaneum cells characters chlorophyll Choanoflagellates claw collective property colony communities complete condition consists Crustacea custom degenerative evolution digits disappeared Dollo Echinoderms embryology endopodite epipod exhibited existence exopodite ex female fins five-toed floating leaves flowers foliage leaves formed function gill Heterocephalus Huxley hypopod instance institutions joint land larvæ Lathyrus Aphaca leaf leaflets limbs male mammals marriage maxillipede membrane mesonephros metameres metatarsals modification normal origin pairs petiole phalanges physiological pineal eye plants podite primitive progressive protopodite pr Ranunculus reduced regarded remain represented result rods Rosa rugosa rudimentary organs segment social societies sociology species stages stamens stem stipules stomata structure survival tarsius tendrils terrestrial thalamencephalon third tion transformation undergone useless vertebrates vestiges walking legs
Pasaje populare
Pagina 326 - XI. ANIMAL MECHANISM : a Treatise on Terrestrial and Aerial Locomotion. By Professor EJ Marey. With 117 Illustrations. Second Edition. Crown 8vo. price 5*. XII. THE DOCTRINE OF DESCENT AND DARWINISM. By Professor Oscar Schmidt. With 26 Illustrations. Fourth Edition. Crown 8vo. price 5*. XIII. THE HISTORY OF THE CONFLICT BETWEEN RELIGION AND SCIENCE. By JW Draper, MD, LL.D. Fifteenth Edition. Crown 8vo. price 5*. XIV. FUNGI: their Nature, Influences Uses, &c.
Pagina 326 - II. Physics and Politics ; or, Thoughts on the Application of the Principles of "Natural Selection " and " Inheritance
Pagina 326 - XI. Animal Mechanism : a Treatise on Terrestrial and Aerial Locomotion. By Professor EJ Marey. With 117 Illustrations. Second Edition. Crown 8vo, $s. XII. The Doctrine of Descent and Darwinism. By Professor Oscar Schmidt. With 26 Illustrations. Fifth Edition. Crown 8vo, 5*.
Pagina 82 - A plant of Drosera, with the edges of its leaves curled inwards, so as to form a temporary stomach, with the glands of the closely inflected tentacles pouring forth their acid secretion, which dissolves animal matter, afterwards to be absorbed, may be said to feed like an animal.
Pagina 326 - Edition. II. PHYSICS and POLITICS ; or, Thoughts on the Application of the Principles of ' Natural Selection ' and ' Inheritance