ILLUSTRATIONS
FIG. PAGE
1. Larva of Chœrocampa porcellus [53]
2. Bougainvillea fruticosa; natural size. (After Allman) [107]
3. Do. do. magnified [108]
4. Do. do. Medusa-form [109]
5. Medusa aurita, and progressive stages of development. (After Steenstrup) [110]
6. White Dead-nettle [124]
7. Do. [125]
8. Do. [125]
9. Salvia [127]
10. Do. [127]
11. Do. [127]
12. Primrose [131]
13. Do. [131]
14. Arum [135]
15. Twig of Beech [140]
16. Arrangement of leaves in Acer platanoides [142]
17. Diagram to illustrate the formation of Mountain Chains [216]
18. Section across the Jura from Brenets to Neuchâtel. (After Jaccard) [219]
19. Section from the Spitzen across the Brunnialp, and the Maderanerthal. (After Heim) [221]
20. Glacier of the Blümlis Alp. (After Reclus) [228]
21. Cotopaxi. (After Judd) [237]
22. Lava Stream. (After Judd) [239]
23. Stromboli, viewed from the north-west, April 1874. (After Judd) [242]
24. Upper Valley of St. Gotthard [257]
25. Section of a river valley. The dotted line shows a slope or talus of debris [260]
26. Valley of the Rhone, with the waterfall of Sallenches, showing a talus of debris [261]
27. Section across a valley. A, present river valley; B, old river terrace [262]
28. Diagram of an Alpine valley, showing a river cone. Front view [263]
29. Diagram of an Alpine valley, showing a river cone. Lateral view [265]
30. Map of the Valais near Sion [266]
31. View in the Rhone Valley, showing a lateral cone [267]
32. Do. showing the slope of a river cone [268]
33. Shore of the Lake of Geneva, near Vevey [269]
34. View in the district of the Broads, Norfolk [271]
35. Delta of the Po [273]
36. Do. Mississippi [274]
37. Map of the Lake District [281]
38. Section of the Weald of Kent, a, a, Upper Cretaceous strata, chiefly Chalk, forming the North and South Downs; b, b, Escarpment of Lower Greensand, with a valley between it and the Chalk; c, c, Weald Clay, forming plains; d, Hills formed of Hastings Sand and Clay. The Chalk, etc., once spread across the country, as shown in the dotted lines [283]
39. Map of the Weald of Kent [284]
40. Sketch Map of the Swiss Rivers [291]
41. Diagram in illustration of mountain structure [296]
42. Sketch Map of the Aar and its tributaries [299]
43. River system round Chur, as it used to be [308]
44. River system round Chur, as it is [309]
45. River system of the Maloya [311]
46. Final slope of a river [317]
47. Do. do. with a lake [318]
48. Diagrammatic section of a valley (exaggerated). R R, rocky basis of a valley; A A, sedimentary strata; B, ordinary level of river; C, flood level [329]
49. Whitsunday Island. (After Darwin) [359]
50. A group of Lunar volcanoes; Maurolycus, Barocius, etc. (After Judd) [380]
51. Orbits of the inner Planets. (After Ball) [388]
52. Relative distances of the Planets from the Sun. (After Ball) [389]
53. Saturn, with the surrounding series of rings. (After Lockyer) [395]
54. The Parallactic Ellipse. (After Ball) [413]
55. Displacement of the hydrogen line in the spectrum of Rigel. (After Clarke) [416]
PLATES
Burnham Beeches Frontispiece
Windsor Castle. (From a drawing by J. Finnemore) To face page 13
Aquatic Vegetation, Rio. (Published by Spooner and Co.) [145]
Tropical Forest, West Indies. (After Kingsley) [179]
Summit of Mont Blanc [203]
The Mer de Glace, Mont Blanc [229]
Rydal Water. (From a photograph by Frith and Co., published by Spooner and Co.) [247]
Windermere [253]
View in the Valais below St. Maurice [264]
View up the Valais from the Lake of Geneva [268]
The Land's End. (From a photograph by Frith and Co., published by Spooner and Co.) [334]
View of the Moon near the Third Quarter. (From a photograph by Prof. Draper) [371]