| FIG. |
|
| 1. |
Cast of Trigonia longa. |
| 2. |
Microscopic section of the wood of a fossil Conifer. |
| 3. |
Microscopic section of the wood of the Larch. |
| 4. |
Section of Carboniferous strata, Kinghorn, Fife. |
| 5. |
Diagram illustrating the formation of stratified deposits. |
| 6. |
Microscopic section of a calcareous breccia. |
| 7. |
Microscopic section of White Chalk. |
| 8. |
Organisms in Atlantic Ooze. |
| 9. |
Crinoidal marble. |
| 10. |
Piece of Nummulitic limestone, Pyramids. |
| 11. |
Microscopic section of Foraminiferal limestone—Carboniferous, America. |
| 12. |
Microscopic section of Lower Silurian limestone. |
| 13. |
Microscopic section of oolitic limestone, Jurassic. |
| 14. |
Microscopic section of oolitic limestone, Carboniferous. |
| 15. |
Organisms in Barbadoes earth. |
| 15. |
Organisms in Barbadoes earth. |
| 16. |
Organisms in Richmond earth. |
| 17. |
Ideal section of the crust of the earth. |
| 18. |
Unconformable junction of Chalk and Eocene rocks. |
| 19. |
Erect trunk of a Sigillaria. |
| 20. |
Diagrammatic section of the Laurentian rocks |
| 21. |
Microscopic section of Laurentian limestone. |
| 22. |
Fragment of a mass of Eozoön Canadense. |
| 23. |
Diagram illustrating the structure of Eozoön. |
| 24. |
Microscopic section of Eozoön Canadense. |
| 25. |
Nonionina and Gromia. |
| 26. |
Group of shells of living Foraminifera. |
| 27. |
Diagrammatic section of Cambrian strata. |
| 28. |
Eophyton Linneanum. |
| 29. |
Oldhamia antiqua. |
| 30. |
Scolithus Canadensis. |
| 31. |
Group of Cambrian Trilobites. |
| 32. |
Group of characteristic Cambrian fossils. |
| 33. |
Fragment of Dictyonema sociale. |
| 34. |
Generalised section of the Lower Silurian rocks of Wales. |
| 35. |
Generalised section of the Lower Silurian rocks of North America. |
| 36. |
Licrophycus Ottawaensis. |
| 37. |
Astylospongia prœmorsa. |
| 38. |
Stromatopora rugosa. |
| 39. |
Dichograptus octobrachiatus. |
| 40. |
Didymograptus divaricatus. |
| 41. |
Diplograptus pristis. |
| 42. |
Phyllograptus typus. |
| 43. |
Zaphrentis Stokesi. |
| 44. |
Strombodes pentagonus. |
| 45. |
Columnaria alveolata. |
| 46. |
Group of Cystideans. |
| 47. |
Group of Lower Silurian Crustaceans. |
| 48. |
Ptilodictya falciformis. |
| 49. |
Ptilodictya Schafferi. |
| 50. |
Group of Lower Silurian Brachiopods. |
| 51. |
Group of Lower Silurian Brachiopods. |
| 52. |
Murchisonia gracilis. |
| 53. |
Bellerophon argo. |
| 54. |
Maclurea crenulata. |
| 55. |
Orthoceras crebriseptum. |
| 56. |
Restoration of Orthoceras. |
| 57. |
Generalised section of the Upper Silurian rocks. |
| 58. |
Monograptus priodon. |
| 59. |
Halysites catenularia and H. agglomerata. |
| 60. |
Group of Upper Silurian Star-fishes. |
| 61. |
Protaster Sedgwickii. |
| 62. |
Group of Upper Silurian Crinoids. |
| 63. |
Planolites vulgaris. |
| 64. |
Group of Upper Silurian Trilobites. |
| 65. |
Pterygotus Anglicus. |
| 66. |
Group of Upper Silurian Polyzoa. |
| 67. |
Spirifera hysterica. |
| 68. |
Group of Upper Silurian Brachiopods. |
| 69. |
Group of Upper Silurian Brachiopods. |
| 70. |
Pentamerus Knightii. |