LIST OF WOOD ENGRAVINGS.

Page

28

44

92

1. Waving lines illustrating beats in music,
2. Diagram illustrating luminous undulations,
3. Section of a primitive mountain range, .
4. Flexures in the gneiss beds of the Island Bernera, 103
5. Strata of gneiss shifted by granite veins, .
6. A fossil plant (hypnum ?) occurring in chalcedony, 126
7. Fossil fish,

118

142

154

9. Section of strata from Snowdon to London, .
10. Coloured section of faults in the Bristol coal basin,
11. Group of simple encrinites, .

12. Characteristic mass of encrinal limestone,
13. Coloured section of the Malmsbury coal-basin,
14. Superposition of English secondary strata,
15. Fossil trionyx tortoise,

16. Characteristic tooth of Megalosaurus,

17. Skeleton of antediluvian man of Scheuchzer,
18. Skeleton of Ichthyosaurus; fish-crocodile,
19. Characteristic tooth of Ichthyosaurus,
20. Skull of Ichthyosaurus,

21. Plesiosaurus; serpentine crocodile,

22. Vertebræ of Plesiosaurus,

23. Characteristic tooth of Iguanodon,
24. Caryophyllia,

159
176

177

181

186

214

223

225

256

26. Lily encrinite,'

27. An echinite; (spatangus cor anguinum),
28. Alcyonium, .

29. Fossil cocoa nut from Sheppey,

30. Superposition of the Paris basin strata,

31. Skeleton of palæotherium magnum,
32. The animal restored by Cuvier,

33. Anoplotherium skeleton, as found in Gypsum,

331

LIST OF WOOD ENGRAVINGS.

621

Page

34. Fossil gyrogonite of the Bakie loch,

348

35. Valleys of denudation; as on the Devon coasts, 367 36. Staffa, with Fingal's cave,

37. Pseudo stratification of trap, .

402

405

38. Vertical trap veins through sandstone in Strathaird, 407 39. Trap vein perforated in its axis by another trap

43. Molar tooth of fossil elephant, one-third of the

natural size, .

523

44. Jaw-bones of fossil and living elephant,

525

49. Skull of great cavern bear (ursus spelæus), 50. Jaw of fossil hyæna,

51. Section of an ammonite; see explanation of plates.

553

555

THE END.

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