Chapter III: Appendix: A. Geological Relations of Eozoon, etc. 295

B. Organic Remains and Hydrous Silicates 298

C. Affinities of Eozoon, etc. 303

D. Cryptozoon 310

E. Receptaculites and Archæocyathus 315

F. Pre-Geological Evolution 320

G. Controversies respecting Eozoon 324

H. Notes to Appendix, December, 1896 329

LIST OF ILLUSTRATIONS

FIG. PAGE

Cryptozoon Boreale _Frontispiece_
Map xvi
1. Olenellus 20
2. Triarthrus 23
3. Hymenocaris 27
4. Ctenichnites 32
5, 6. Archæocyathus 35
7, 8. Cryptozoon 37, 39
9. Fossils in Lower Cambrian Boulder 41
10. Section Hanford Brook 51
11. Worm Tracks 53
12. Pre-Cambrian Fossils 54
13. Arenicolites and Aspidella 54
14. Cryptozoon 56
15. Worm Burrows 67
16. Casts of Foraminifera 68
17. Tudor Eozoon 69
18. Laurentian America 85
19. Map of Grenville Limestones 88
19A. Attitude of Limestone, Côte St. Pierre 91
20, 21. Disturbed Beds 103
22. Section of Limestone 113
23. Silicification of Coral 113
24. Cast of Polystomella in Glauconite 115
24A. Crinoid and Shell in Glauconite 116
25. Nature-print of Eozoon 121
26, 27. Eozoon from Calumet 130
28, 29. Canals of Eozoon 133
30, 31. Canals and Tubuli 135
32. General Form of Eozoon 149
33, 34. Eozoon with Funnels 152, 153
35. Small Specimen and Structure 155
36. Decalcified Eozoon 157
37. Finest Tubuli filled with Dolomite 158
38. Arrangement of Canals 159
39-41. Finest Tubuli 160-2
42. Canals after Möbius 163
43. Stromatocerium 172
44. Stromatopora 173
45. Cœnostroma 174
46. Recent Protozoa 176
47. Fragmental Eozoon 183
48, 49. Nummulites and Calcarina 186
50, 51. Archæospherinæ 190, 200
52. Acervuline Eozoon 205
53, 54. Archæospherinæ 205, 208
55. Ditto, Finland 212
56. Eozoon Bavaricum 213
57. Archæozoon 215
58. Restoration of Eozoon 230
59. Eozoon in Different States 237
60. Nature-print of Large Specimen _To face_ 296

Grenville Series on the Ottawa River (17 miles to an inch).

_From Logan's Original Map of 1865._]

_THE CHAIN OF LIFE TRACED BACKWARD IN GEOLOGICAL TIME_

GEOLOGICAL CHRONOLOGY OF LIFE.

_After Prof. C. A. White._

=Column Key=--_Using First Letter_
----------------------------------------
Invertebrates. Vertebrates. Plants.
-------------- ------------- ---------
Protozoa Ganoid Fishes Algæ
Corals, etc. Telios Fishes Land Cryptogs
Echinoids Batrachians Phænogams
Worms Reptiles
Mollusks Dinosaurs
Arthropods Birds
Insects Marsupials
Land Snails Placentals
Humans

Geological Invertebrates. Vertebrates. Plants.
Systems or
Periods. P C E W M A I L G T B R D B M P H A L P
+------------------------------------------+
Kainozoic. | ‖ ‖ ‖ ‖ ‖ ‖ ‖ ‖ ‖ ‖ ‖ ‖ ‖ ‖ ‖ ‖ ‖ ‖ ‖|
{ Cretaceous ...| ‖ ‖ ‖ ‖ ‖ ‖ ‖ ‖ ‖ ‖ ‖ ‖ ‖ ‖ ‖ ‖ ‖ ‖|
{ |-‖-‖-‖-‖-‖-‖-‖-‖--‖-‖-‖-‖-‖-‖-‖------‖-‖--|
{ Jurassic ...| ‖ ‖ ‖ ‖ ‖ ‖ ‖ ‖ ‖ ‖ ‖ ‖ ‖ ‖ ‖ ‖ |
{ |-‖-‖-‖-‖-‖-‖-‖-‖--‖---‖-‖-‖---‖------‖-‖--|
{ Triassic ...| ‖ ‖ ‖ ‖ ‖ ‖ ‖ ‖ ‖ ‖ ‖ ‖ ‖ ‖ ‖ |
|-‖-‖-‖-‖-‖-‖-‖-‖--‖---‖-‖------------‖-‖--|
Palæozoic. | ‖ ‖ ‖ ‖ ‖ ‖ ‖ ‖ ‖ ‖ ‖ ‖ ‖ |
{ Permian ...| ‖ ‖ ‖ ‖ ‖ ‖ ‖ ‖ ‖ ‖ ‖ ‖ ‖ |
{ |-‖-‖-‖-‖-‖-‖-‖-‖--‖---‖--------------‖-‖--|
{ Carboniferous ...| ‖ ‖ ‖ ‖ ‖ ‖ ‖ ‖ ‖ ‖ ‖ ‖ |
{ |-‖-‖-‖-‖-‖-‖-‖-‖--‖------------------‖-‖--|
{ Devonian ...| ‖ ‖ ‖ ‖ ‖ ‖ ‖ ‖ ‖ ‖ |
{ |-‖-‖-‖-‖-‖-‖-‖----‖------------------‖-‖--|
{ Silurian ...| ‖ ‖ ‖ ‖ ‖ ‖ ‖ ‖ ‖ ‖ |
{ |-‖-‖-‖-‖-‖-‖-------------------------‖-‖--|
{ Ordovician ...| ‖ ‖ ‖ ‖ ‖ ‖ ‖ ‖ |
{ |-‖-‖-‖-‖-‖-‖-------------------------‖----|
{ Cambrian ...| ‖ ‖ ‖ ‖ ‖ ‖ ‖ |
{ |-‖-‖-‖-‖-‖-‖-------------------------‖----|
{ Etcheminian ...| ‖ ‖ ‖ ‖ ‖ ‖ |
|-‖-‖-‖-‖-----------------------------‖----|
Eozoic. | ‖ ‖ ‖ ‖ |
{ Huronian ...| ‖ · |
{ |-‖----------------------------------------|
{ Laurentian. | ‖ |
{ Grenvillian ...| ‖ |
{ |------------------------------------------|
{ Archæan ...| |
| |
+------------------------------------------+

Note.--It is not supposed that the Geological Periods were of equal lengths, as represented in the diagram.

ERRATA.

Where _Cryptozoon prolificum_ occurs in the text, read _Cryptozoon proliferum_.

[Transcriber Note: Errata Corrections HAVE BEEN applied to text!]