Plate 99. 



BORA BOH A. 



1. Southern extremity of tlie island seen from the noitiieast. 



"_'. Looking into tlie lagoon through a gap on the southeast face of the islainl. 



;3. Looking into the lagoon across the barrier i-eef , on the northwest face of the islami 



4. Looking west towards the central peaks of the island, over the islands ou the harrier 

 reef. 



1, 2, W. McM. W. ; 3, 4, A. G. M., Phot. 



