GLACIAL-CONTROL THEORY OF CORAL REEFS. 



201 



Pacific Ocean. 

 Austral Group 



1. Rurutu 

 Bismarck Group 



2. Djaule (Sand^-ich) 



3. Kerue 



4. Macada 



5. Massait 



Reported 



uplift, in 



meters. 



61 Guppy. 



TABLE III. 



Uplifted Islands. 

 Authority. 



Remarks. 

 (Throughout the table "shelf" 

 means a submarine bench or ter- 

 race) . 



Sapper, Parkinson. 

 Parkinson. 



100 Parkinson. 

 181 Sapper. 



15. Mango 



16. Mothe-Karoni 



cluster 



17. Naiau 



75+ E. C. Andrews. 



37 Agassiz. 



177 Agassiz, 



E. C. Andrews. 



Uplift began "near close of 

 Pliocene"; plateau at 181 m. 

 above sea. 



No shelf on east; shallow 

 shelf on west. Dahl says 

 island more uplifted on east 

 than on west. 



35 to 53 m. of water in broad 

 bay on west side. 



Elevated atoll with lagoon 

 18 m. deep. No shelf. Fring- 

 ing reef. 



3 strand-Unes. No shelf. 

 Fringing reef . (Fig. 25.) 

 2 strand-lines. No shelf on 

 west, where a fringing reef; 

 on east, a shelf with 11-25 m. 

 of depth and a barrier reef. 

 2 strand-lines. Central hol- 

 low in limestone ring. No 

 shelf. Fringing reef. 

 Long shelf with 2-15 m. of 

 water. 



2 strand-Unes. No shelf. 



Fringing reef. 



