INDEX TO THE PACIEIC ISLANDS. 123 



Oatara, islet on extreme east of reef of Raiatea, Society islands. 



Oba or Lepers, New Hebrides. Often written Omba or, with the article, Aoba (b^nib). 

 Abont 17 m. long and 4000 ft. high. Natives have a good charac^ter, and there is 

 a station of the Melanesian mission on the northern side. The name Leper was 

 given under a mistaken diagnosis; inhabitants were not lepers. 13. 



Obelisk or Sugar-loaf, islet south of Huapu, Marquesas islands. 23. 



Obelisk, one of the Taumaco group. 



Obi, islet of Yap, Caroline islands. 



Observation or Mono, Solomon islands. 7° 24' 30" S., 155" 34' 01" E. 



Observation, on the north coast of Duau, D'Entrecasteaux group. 9° 43' 53" s., 



150° 44' 43" E. 



Observation, on the north coast of New Guinea. 2° 36' S., 140° 42' 11" E. 



Observatory, small, stony islet in Nares harbor, Admiralty island. 1° 55' 10" s., 

 146' 41' E. 



Observatory, at Balade, New Caledonia. See Puduie. 



Observatory, see Loa, Fiji. 



Obstruction, of the Louisiade archipelago, a group so named because the islands 

 block the passage between Nuakata island and East cape. They are Hana kuba- 

 kuba, Lelei gana, labania, Banibani siga. 



Obula, islet west of Duau, D'Entrecasteaux group. 9° 49' S., 150° 46' E. 



Ocean or Cure, of the Hawaiian group, is an atoll 14.7 m. in circumference, 56 m. west 

 from Midway island. There is one sand island 1.5X0.7 m.; another called Green, 

 and two islets in the southeast corner. 28° 25' 45" N., 178° 29' 45" w. Taken pos- 

 session of by the Hawaiian government during the reign of Kalakaua. 3. 



Ocean, see Bouabe, Gilbert islands. 



Ocheou of Belcher is Hau of the Paumotu archipelago. 31. 



Odia, see Wotje of the Marshall islands. 



Odia, see Ailinglablab, Marshall islands. 



Oema, of the Solomon islands, is 10 m. NW. from Cyprian Bridge island, and about 

 800 ft. high. 8' 40' S., 156" 05' E. Oema atoll is 2 m. north from Oema island. 

 It has a lagoon and several islets. 



Oeno, low and uninhabited island 65 m. NW. by N. from Pitcairu. Discovered by Cap- 

 tain Henderson of the Hociilcs. 24" 00' 30" S., 130° 40' w. 



Ofalaga, islet of the Tongan group. 19" 37' S., 175 ' 34' w. 



Ofiti, see Tepoto of the Paumotu archipelago. 31. 



Ofolanka, islet on the same reef with Bulii in tlie northwest part of the Tongan group. 



Ofll, of the Samoan islands, has an area of 9 scj. m., and is 1020 ft. high. By conven- 

 tion proclaimed February 16, 1900, it came under the jurisdiction of the United 

 States. The west point is in 14" 11' .s., 169'' 36' w. 15. 



Ofll, islet of the Tongan group. 



Ogasawara, see Bonin. 



Ogea, see Ongea, Fiji. 



Ogle, a low islet of the Underwood group, Fiji. 17° 40' S., 177° 14' 30" E.G) Named 

 for Alexander Ogle, a marine of the United States Exploring Expedition who died 



at sea, August 12, 1839. 



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