BERMUDA ISLANDS. 183 



Lieut.) Nelson, R.E., in his paper in the Transactions of the 

 Geological Society of London, vol. v. 1840); and this atoll is 

 the most remote from the equator of any existing. It lies 

 between the parallels 32" and 32° 35', and the meridians 65° 45' 

 and 66'' 55'. It is a //zvV/^ coral reef ; the principal species of 

 corals are mentioned on page %'^. 





b-^l 





THE BERMUDA ISLANDS. 



The general form and position of the reef and its islets are 

 shown in the accompanying map. The longer diameter of the 

 elliptical area trends nearly north-east-by-east, and is about 

 twenty-five miles in length, while the transverse diameter is 

 about fifteen miles. 



Although an elevated atoll, die emerged land — about fifteen 

 miles in length — is confined to the side facing south-east, 

 excepting a single isolated rock on the north (between c and d 



