INDEX. 



397 



Renillidae, 93. 



Reproduction in Actiniae, 39. 



Revillagigedo Islands, 303. 



Rimetara, 337. 



Ringgold, Capt., on Penrhyn's and other 



Islands, 340. 

 Rivers, effects of, 241. 

 Rocks, consolidation of coral, 152, 354. 

 Rose Island, 327. 

 Rota, elevation of, 345. 

 Rotuma, 306, 343. 

 Rurutu, 304, 305. 

 Rurutu, an elevated island, 336. 



Sagartia modesta, 23. 



" parasitica, 36. 

 St. Augustine shell rock, 360. 

 Sala-y-Gomez, 303. 

 Salomon Islands, 309. 

 Salt Key Bank, 212. 

 Samoa, see Navigator Group. 

 Sandwich Islands, elevations at, 341 ; see 



further Hawaian. 

 Savage Island, 338. 

 Savaii, 326. 

 Saya-de-Malha, 314. 

 Schomburgh, R. H., drift sands of Anega- 



da, 185. 

 Sea-cucumbers, 160. 



Sea, depths of disturbance by waves, 224. 

 Sea-ginseng, 160. 

 Sea-slugs, 160. 



Sea-water, composition of, 100. 

 Seriatopora, 70. 

 Senses in Actiniae, 39. 

 Septa, 43, 60. 

 Serle's Island, 171. 

 Seychelles, 314. 



Sharpies, S. P., analyses of corals, 99. 

 Sherboro Island, 315. 

 Shore-platform, origin of, 230. 

 Siau, ripple marks on sea-bottom, 224. 

 Silliman,. B., analysis of dolomitic coral 

 rock of Matea, 357. 



" analysis Of coral sand of 



Straits of Balabac, 357. 

 Society Islands, 304, 321, 328. 

 Somers Island, 218. 

 Sooloo Sea, 311. 

 Soundings about atolls, 171. 

 Sponges, nature of, 373. 



Spontaneous fission, 56. 



Starbuck's Island, 296, 339. 



Starve Island, 290. 



Staver's Island, 340. 



Stevenson, force of waves, 225. 



Stimpson, Wm, observations by, 24, 83, 



84, 92. 

 Stones of basalt or other rocks on coral 



islands, 288. 

 Stutchbury, on Rurutu, 336. 

 Stylaster erubescens, 70. 

 Stylophora Danae, 70. 

 Subsidence in the Pacific, 319, 328, 331. 



" amount of land lost by, 330. 



" period and extent of, and ac- 



companying changes over 

 the globe, 364. 

 Sunday Island, 305. 

 Swain's Island, 168, 196, 338. 

 Sydney Island, 199, 341. 

 Synapticulae, 60. 



Tafoa, 305, 338. 



Tahiti, north shore of, 242. 



" thickness of reef, 158. 



" no elevation at, 335. 

 Taiara, 167, 199. 

 Tanna, 307. 

 Tapateuea, 164, 169, 183. 



elevation of, 343, 344. 

 Tarawa, 164, 169. 



Tarawan Archipelago, see Gilbert. 

 Tari-tari, 167, 169. 

 Tealia crassicornis, see TJrticina. 

 Teku, 197. 



Telesto ramiculosa, 84. 

 Temperature limiting distribution of cor- 

 als, 108. 

 " of Atlantic Ocean in past 



time, 362. 

 chart, 300. 

 Tetuaroa, 304, 326. 

 Thecocyathus cylindraceus, 48. 

 Tikopia, 307. 

 Timor, 310. 

 Timorlaut, 310. 

 Tinakora, 307. 

 Tonga Islands, 337. 

 Tongatabu, 305, 337. 

 Tripang, 160. 

 Truk, 306. 



