Plate 62. 



1. Shingle and rubble beach on the sea face, with lino of Nullipore knolls on the outer 



edge of the narrow reef flat platform lagoon running parallel to the beach. 



2. Sea face shingle beach with rolled coral boulders at the base, and outliers of the old 



ledge cropping out, on the reef flat platform, between the base of the shingle beach 

 and the outer line of Nullipore knolls, forming the head of one of the reef flat 

 platform lagoons. 



1, 2, A. G. M. Phot. 



