Plate 63. 



MAKEMO. 



1. Outer edge of knolls of Nullipores flanking the reef flat platform lagoon running parallel 



to the sea face shore line. 



2. Sea face of atoll, showing the outer reef flat platform with its Nullipore edge, and base 



of the land rim flanked by a mass of material to form a conglomerate bedding 

 covering the underlying old ledge. 



1,2, A. C;. M., Phot. 



