LIST OF FIGURES IX 



PAGE 



41. Sections Illustrating the Glacial-control Theory of the 



Living Coral Reefs 73 



42. Long Lagoon inside the Great Barrier Reef of Australia, with 



Location of Michaelmas Cay and Heron Island 74 



43. "Drowned" Atolls of the Philippine Archipelago 76 



44. Map of the Nero Deep 78 



45. Gravity Anomalies Over and Near the Nero Deep 79 



46. The East Indian "Negative Strip" 83 



47. The West Indian "Negative Strip" 84 



48. Section Illustrating the Root Theory of the Strips of 



Negative Gravity Anomaly 85 



49. Limestone Beds, Originally Horizontal but Now Upturned 



and Intensely Crumpled faing 86 



50. Six Stages in Progressive Deformation of Originally Flat-lying 



Beds of Rock 87 



51. Axes of the Asiatic Mountain Chains 88 



52. Axis of the East Indian "Negative Strip" 90 



53. The Java Deep and the Trough inside the Curve of the East 



Indian "Negative Strip" 91 



54. Present Course of the Lower Mississippi River 102 



55. The Mediterranean Delta of the Rhone River 104 



56. Diagrammatic Map to Illustrate Abbe's Theory of the 



Carolina Cusps 105 



57. Paths of Seismic Waves for the Refraction Method 107 



58. Map Showing Location of Ewing's Southern Section across the 



Continental Shelf, Eastern United States 108 



59. Ewing's Sections of the Continental Shelf, Eastern United States 109 



60. North-south Section across Louisiana, Showing Location of 



Deep Bore-holes in 



61. Relation of the Hudson (Shelf) "Channel" to the Hudson 



(Slope) "Canyon" 114 



62. Location of Canyons and Principal Furrows off the 



Mid- Atlantic States 116 



63. Hudson Canyon and Vicinity 117 



64. Wilmington Canyon and Vicinity 118 



65. Washington Canyon and Vicinity 119 



