Plate 51. 



1. Looking over the partly submerged land rim across to islets in the lagoon of Anaa, 



seen from the sea. 



2. Beach rock on the sea face of the shingle Ijeach to the east of Rotoava village, Faka- 



rava, showing Nntli|)ore knolls to the left of the reef platform. 



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



