MAPS AND ILLUSTEATIONS 



PAOh; 



1. Map showing the Distribution of the thue Jays 



Frontispiece. 



2. Map showing the Zoological Regions To face 31 



3. Map showing the Distribution of Parus Palustris 



To face 66 



4. A Glacier with Moraines (From Sir C. Lyell's Principles 



of Geology) 109 



5. Map of the Ancient Rhone Glacier (From Sir C. Lyell's 



Antiquity of Man) 110 



6. Diagram showing the effects of Excentricity and 



Precession on Climate 127 



7. Diagram of Excentricity and Precession 129 



8. j\Iap showing the Extent of the North and South 



Polar Ice 138 



9. Diagram showing Changes of Excentricity during Three 



Million Years ]71 



10. Outline Map of the Azores 248 



11. Map of Bermuda and the American Coast 263 



12. Section of Bermuda and adjacent Sea-bottom 264 



