MAPS AND ILLUSTRATIONS. 
1. Map showing the Distribution op the true Jays . . Frontispiece. 
2. Map showing the Zoological Regions To face 
3. Map showing the Distribution of Parus Palustris . . . To face 
4. A Glacier with Moraines (From Sir C. Lyell’s Principles of Geoloyy) . 
5. Map of the Ancient Rhone Glacier (From Sir C. LyelPs Antiquity 
of Man) 
6. Diagram showing the effects of Excentricity and Precession on 
Climate 
7. Diagram of Excentricity and Precession 
8. Map showing the Extent of the North and South Polar Ice . . . 
9. Diagram showing Changes of Excentricity during Three Million 
PAGE 
31 
64 
105 
107 
123 
124 
133 
Years 165 
10. Outline Map of the Azores 239 
11. Map of Bermuda and the American Coast 254 
12. Section of Bermuda and adjacent Sea-bottom 255 
13. Map of the Galapagos and adjacent Coasts of South America . . 26/ J 
14. Map of the Galapagos 267 
15. Map of the South Atlantic, showing position of St. Helena . . . 282 
16. Map of the Sandwich Islands 299 
17. Map of the North Pacific, with its submerged Banks 300 
18. Map showing the Bank connecting Britain with the Continent . 314 
