204 



DALY. 



Isolated Islands 



60. Flint, 11° 25' S. 



Lat., 151° 48' W. 

 Long. 



61. Johnston, 16° 45' 



N. Lat., 169° 32' 

 W. Long. 



62. Maiden, 4° 3' S. 



Lat., 1.5.5° 1' W. 

 Long. 



63. Nauru, near Gil- 



bert group. 



64. New Guinea, 



atolls off 



65. Nine, 19° S. Lat., 



170° W. Long. 



66. Ocean, 0° 62' S. 



Lat., 169° 35' S. 

 E. Long. 

 Indian Ocean 



67. Aldabra 



68. Christmas 



69. Mauritius 



15 Elschner. 



12 Elschner. 



10 Elschner. 



65 



Agassiz, Elschner, 

 Hambruch. 



90-120 Dana. 



30 + 



80 



Guppy, Brigham, 

 Agassiz. 

 Elschner, Reed. 



70. Pemba 



71. Rotti 



72. Timor 



17 Fryer, Voeltzkow. 



150+ C.W.Andrews. 

 30+ Gardiner. 



? Crossland. 

 214 Brouwer. 



Molengraaff. 



10-km. shelf on the south, 

 bearing 7-20 m. of water. 



No shelf. Fringing reef. 

 Central hollow at sea-level. 

 (Fig. 26.) 



Elevated atolls, with central 

 lagoons 30 m. below rims. 

 4 strand-lines. No shelf. 



No shelf. 

 (Fig. 27.) 



Fringing reef. 



No marked shelf. Elevated 



atoll with nearly dry lagoon, 



in which a channel 1-lS m. 



deep. 



Strand-lines. No shelf. (Fig. 



31.) 



Shelf at 35-55 m. and 1-4 km., 



rarely 7 km., wide, on north; 



no marked shelf elsewhere. 



No shelf except at north end. 



No shelf. 



No marked shelf. 



