CONTENTS. 



VII. BY-PATHS IN THE DOMAIN OF BIOLOGY. 



BEING AN ADDRESS DELIVERED TO THE BIOLOGICAL SECTION OK THE BRITISH 

 ASSOCIATION (GLASGOW, SEPTEMBER GTH, 1876) AS PRESIDENT OF THE 

 SECTION. 



Introductory Remarks ON SOME RELATIONS OF LIVING THINGS TO THEIR 

 ENVIRONMENT. The Influence of Locality on Colour in Butterflies and 

 Birds Sense-perception influenced by Colour of the Integuments 

 Relations of Insular Plants and Insects RISE AND PROGRESS OF 

 MODERN VIEWS AS TO THE ANTIQUITY AND ORIGIN or- MAN Indica- 

 tions of Man's Extreme Antiquity Antiquity of Intellectual Man 

 Sculptures on Easter-Island North American Earthworks The Great 

 Pyramid Conclusion pages 249 303 



VIII. THE DISTRIBUTION OF ANIMALS AS INDICATING GEOGRAPHICAL 



CHANGES. 



Old Opinions on Continental Changes Theory of Oceanic Islands Present 

 and Past Distribution of Land and Sea Zoological Regions The Palse- 

 arctic Region The Ethiopian Region The Oriental Region Past changes 

 of the Great Eastern Continent Regions of the New World Past His- 

 tory of the American Continents The Australian Region Summary 

 and Conclusion pages 304 347 



