Darwiniana Essays and Reviews Pertaining to Darwinism

Darwiniana; Essays and Reviews Pertaining to Darwinism

Views and Definitions of SpeciesHow Darwin's differs from that of Agassiz, and from the Common ViewVariation, its Causes unknown.Darwin's Genealogical TreeDarwin and Agassiz agree in the Capital FactsEmbryologyPhysical Connection of Species compatible with Intellectual ConnectionHow to prove Transmutation.Known Extent of VariationCause of Likeness unknownArtificial Selection.ReversionInterbreedingNatural Selection.Classification tentative.What Darwin assumes.Argument stated.How Natural Selection works.Where the Argument is weakest.ObjectionsMorphology and Teleology harmonized.Theory not atheistical.Conceivable Modes of Relation of God to Nature Alphonse De Candolle's Study of the Oak Genus.Variability of the Species.Antiquity.A Common Origin probable.Dr. Falconer on the Common Origin of ElephantsVariation and Natural Selection distinguished.Saporta on the Gradation between the Vegetable Forms of the Cretaceous and the Tertiary.Hypothesis of Derivation more likely to be favored by Botanists than by Zoologists.Views of Agassiz respecting the Origin, Dispersion, Variation, Characteristics, and Successive Creation of Species contrasted with those of De Candolle and othersDefinition of SpeciesWhether its Essence is in the Likeness or in the Genealogical Connection of the Individuals composing a Species Age and Size of Sequoia.Isolation.Decadence.Related Genera. Former Distribution.Similarity between the Flora of Japan and that of the United States, especially on the Atlantic Side.Former Glaciation as explaining the Present Dispersion of Species.This confirmed by the Arctic Fossil Flora of the Tertiary Period.Tertiary Flora derived from the Preceding Cretaceous.Order and Adaptation in Organic Nature likened to a Flow.Order implies an Ordainer ......Buy Now (To Read More)

Product details

Ebook Number: 5273
Author: Gray, Asa
Release Date: Mar 1, 2004
Format: eBook
Language: English