قراءة كتاب The Chain of Life in Geological Time A Sketch of the Origin and Succession of Animals and Plants

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‏اللغة: English

The Chain of Life in Geological Time A Sketch of the Origin and Succession of Animals and Plants

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المؤلف:

Dawson John William Sir

دار النشر: Project Gutenberg

الصفحة رقم: 2

II. The Beginning of Life on the Earth 21 III. The Age of Invertebrates of the Sea 45 IV. The Origin of Plant Life on the Land 89 V. The Appearance of Vertebrate Animals 117 VI. The First Air-breathers 137 VII. The Empire of the Great Reptiles 165 VIII. The First Forests of Modern Type 185 IX. The Reign of Mammals 207 X. The Advent of Man 233 XI. Review of the History of Life 253

LIST OF ILLUSTRATIONS.


Frontispiece.—Life in the Silurian Age		To face Title.
fig		page
1.	Bank of stream or coast, showing stratification	4
2.	Section of Niagara Falls	4
3.	Section obtained by boring, near Goderich, Ontario	5
4.	Inclined beds, holding fossil plants	6
5.	Ideal section of the Apalachian Mountains	7
6.	Generalised section across England from Menai Straits to the Valley of the Thames	9
7.	Generalised section from the Laurentian of Canada to the coal-field of Michigan	9
8.	Unconformable superposition of Devonian Conglomerate on Silurian slates, at St. Abb’s Head, Berwickshire	10
9.	Section of Trenton limestone, Montreal	14
10.	Diagram showing different state of fossilisation of a cell of a Tabulate Coral	15
11.	Cast of erect tree (Sigillaria) in Sandstone	16
12.	Protichnites septem-notatus	17
12a.	Footprints of modern Limulus, or king-crab	18
13.	Current markings on shale, resembling a fossil plant	18
	Frontispiece. Magnified and restored section of a portion of Eozoon canadense	20
14.	Ideal section, showing the relations of the Laurentian and Huronian

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