426 



INDEX. 



Nonionina in main boring, 208, 216, 221, 264, 266, 337, 



et seq.; in Sollas's 1st boring, 301, 343; in lagoon' 



boring, 314, 345. 



umhilicata, 208. 



Norfolk Is., " oolitic limestone " forming at, 74. 

 Northern part of Funafuti, geol. description of, 123-124. 

 Nnheciilaria in main boring, 196, 216, 336; in Sollas's 1st 



boring, 279, 300, 3 12. 

 Nukulailai Is., 51 ; level of lagoon at, 67. 

 Nukusavalivali Islet, description of, 97-98, 114; geol. map 



and sects., pi. 5. 

 Nullipore-rim, the, 11, 12, 13, 18, 23. See also Lithotham- 



nion, &c. 



O'Brien, J., 2, 27, 28, 63, 87. 



Onoatoa, predominance of Heliopora ccerulea in lagoon, 136 ; 

 Lifhothamnion fonning oceau-platform at, 147 ; teni- 

 perature-observations of sea- water at, 150. 

 Oolitic structure, absence of, 173, 188. 

 Ophiuroidfa, abundant on reef -flat, 128. 

 Ophfhalmidium in main boring, 254, 338. 

 Orbicella in main boring, 204, 212, 218, 234, 241, 250, 259 

 260, 270, et seq., 276, 283, et .leq., 345, et seq'.; in 

 Sollas's 1st boring, 297, et .^eq., 353 ; in his 2nd boring, 

 305, et seq., 353 ; remarks on, 324. 



cf. acropora, 241, 246, 320, 324. 



ci.funafuteiisis, 270, 320, 324. 



heliopora, 205, 241, 279, 320, 324. 



cf. Orion, 252, 302, 320, 324. 



Pleiades, 283, et seq., 290, et .seq., 320, 324. 



Orbitolites (and Tinoporiis), sand made up of , 6 ; in Lifho- 

 thamnion -sandstone, 1i ; rare in lagoon, 177, 178; O. 

 in main boring, 195, et seq., 233, 237, et seq., 257, 

 et seq., 281, et seq., 336, et seq. ; in Sollas's 1st boring! 

 293, et seq. ; in his 2nd boring, 307, et seq. ; in tlie 

 lagoon-boring, 312, et .'seq. 



Orbitolites complanata, 196, 202, et seq., 213, 215, 242 243 

 258, 286, 287. ' ' i 



marginalis, in main boring, 195, 202, 203, 214; in 



Sollas's 1st boring, 301. . ' ! 



Organic matter, proportion of, in samples from Funafuti, 

 367-368 ; organic tissue in crustacean skeletons, pro- 

 moting rapid solubility, 383, et seq. 



Orgnisms living on seaward slope of atoll, collection of, 54 ; 

 reef-forming, distribution and mode of occurrence of, 

 133-140, 155-159; reef -destroying, 140-141; pro- 

 portionate distribution in lagoon, 177-180;' from 

 borings, notes on, 315-361 (with tables) ; which are of 

 calcite and which of aragonite, 393 ; original structure 

 obscured by secondary calcite, 400, et seq. 



Ostraeoda in main boring, 202, 209, 216, 354 ; in Sollas's 

 2nd boring, 310-350; remarks on, 329. See also 

 Bairdia. 



Oulleay Atoll, fissures in, 26, 27. 



Oval body, undetermined (in core No. 314), 231. 



Patellina in Sollas's 2nd boring, 306, 343. 



Para Islet, profile of atoll off, 9, 13-14; pinnacles at 



extremity of, 15, 18 ; profile of, 19 (fig. 12) ; submarine 



slope at, 133, 139 ; geol. map and sects., pi. 13. 

 Peat-bog, mass of dead and living algae compared with, 180. 

 Pebbles, waterworn, of seaward ridge, &c., 12, 14. 

 Pecten in main boring, 244. 

 Pemphis acidula. See Ngie. 

 Peneroplis in main boring, 261, 338. 

 " Pengiiin," H.M.S., 1, et seq. ; magnetic surrey by officers 



of, 33-39. 

 Perforata (torallia), undetermined, in main boring, 345, 



et seq. ; in SoLLAs's 1st boring, 353. 

 Peripheral extension of atoll, 78, et seq., 88. 

 Phasianella in main boring, 203. 

 Phosphates, proportion of, in materials from Funafuti 



371-373, 392. 

 Phosphatic conglomerate of Amatuku, 25 ; phosphatic soil 



of Taro Plantation, 68-69 (chem. anal.). 

 Pliycoerythrin (?) of Lithothamnion, 156. 

 Physical geography of Funafuti, former (summary), 83-88. 



Pinnacles of coral-breccia, &c., described and figured, 15-16 ; 



origin of, 17-20, 25. See also Breccia. 

 Placopsilina in main boring, 198, 199, 249, 278, 336, et seq. ; 



in Sollas's 1st boring, 209; i'l lagoon-boring, 312. 

 Planorbulina in main boring, 199, 209, 227 et seq., 254, 

 et seq., 264, 266, 270, el seq., 288, et seq., 337, et' seq. • 

 in Sollas's 1st boring, 299, .301, 343 ; in bis 2iid boring, 

 310, 343 ; in lagoon-boring, 312, et seq., 345. 



larvata, 289, 294. 



Plants, list of publications dealing with, 182. 



Pleistocene Period, changes of level in tropical regions 



during, 26. 

 Pocillopura killed by Lithothamnion, 137 ; P. in main 

 boring, 196, el seq., 3i4, et seq. ; in Sollas's 1st boring, 

 301, 352 ; in his 2nd boring, 309, 310, 352 ; in lagoon- 

 boring, 313, et seq., 352 ; remarks on, 323. 



ecespifosa, abundance of, 136. 



clavaria, 136. 



cf. glomerata, 204, 320. 



grandis, growing on sides cf channels in the Litho- 



thamnion-y.one, 81 ; rate of growth of, 143-144 ; paucity 

 of, on E. rim of atoll, 127, 131, 136. 



paucislellala, 127, 128, 136; r.ite of growth of, 144. 



verrucosa, 136 ; rate of growth of, 144. 



Poli/stotnellri iu bigoon-boring, 312, 345. 



Polytrema (and Lifhothamnion) filling interstices of Helio- 

 pora carulea, 46 ; in Lifhofliamnion-zone, 129. 



miniacevm in main boring, 195, et seq., 337, et seq. ; in 



Sollas's 2ud boring, 305, el seq., 343 ; var alba -'02 

 20i. 



planum as a rock-builder, 78, 145, 156, 173, 193; P.p. 



in main boring, 195, et seq , 337, et seq. ; in Sollas's 

 1st boring, 297, et seq., 343 ; in his ^irI boring, 306, 

 etseq.,^^; in lagoon-boring. 311, et seq., 345; P.p. 

 simulating Lilhothamnion, 317. 

 Polyzoa in main boring, 191, 201, 203, 208, el seq., 215, 

 et seq., 234, et seq., 266, 354, 356; in Sollas's 

 1st boring, 298, 302, 360; in his 2nd boring, 305, 306, 

 360 ; in lagoon-boring, 312, 3 '5, 360 ; remarks on, 329 

 Poole, W., 42, 43, 59. 



Porites forming floor of Mangrove Swamp, 20, et seq., 

 fi6-67 ; predominance on western side of atoll, 66, 70 ; 

 occurren(^e above tide-marks, 67, et seq., 89, et seq., 

 126, et seq., 136 ; mode of occurrence generally, 139- 

 140 ; coloration of, 126, 127 ; killed by Lilhoth'amuion, 

 139; effect of sunlight on, 148; P. in main borino', 

 196, el seq., 281, et seq., 345, et seq.; in Sollas's 

 1st boring, 300, 301 ; in his 2ud boring, 304, et seq., 

 353 ; in lugoon-boring, 312, 313, 353 ; r>.mark8 on, 328! 



arenosa, big specimens of, 194, 247, 267, et seq 



277-278; 2.50, 263, el seq., 2.-i3, el seq., 321. 



limo.sa, 126, 127, 136, 140 ; rate of growth of, 143. 



" I'orioise,' H.Vl.S., 47, 55, et seq., 160, et seq. 

 Potholes in Mangrove Swamp, 22. 



Prionaslraa (?) in main boring, 226, 268, 273, et seq., 320 

 324, 346, et seq. 



cf. magnifica, 274, 275, 282, 285, 320, 324. 



Profiles of atoll, 8-10 ; do. across islets, 19. 



I'sammocora (?) in main boring, 278, 289, 351 ; in 



SoLLA.s's 1st boring, 300, 353 ; remarks on, 325. 

 Pseudomorphic changes in coral-rock, supposed causes, 386 



el seq., 390-301. 

 Pteropoda, bathymetric value of, 156. 

 PuUenia in SoLLAs's 2nd boring, 309, 342. 

 PulvinuUna in main boring, 202, 222, 230, 231, 237, 284 



202, 337, el seq. ; in SoLLAs's 1st boring, 302, 343 ; in 



his 2nd boring, 306, 309, 343; in lagoon-boring 312 



315. 



repanda, 202. 



Pumice, drift of, 03 ; pebbles derived from Blanche-Bav 

 eruption, 76-77 (and pi. 9), 87; chem. anal, of, 78"; 

 pumice on Teafoafou, <fec., 94, et seq. ; none traced in 

 Funafuti boring, 190, 332, 370. 



Kaised reefs at Walu Bay, 43 ; at Nine, 51 ; of Indian and 

 Pacific Oceans, Funafuti rocks contrasted with, 175. 

 See also dead coral-reef, &c. 



