338 
INDEX. 
FRI 
Fringing-reefs 
breached in front of streams, 
88 
described by MM. Quoy and 
Gaimard, 175 
not closely attached to shel- 
ving coasts, 72 
of east coast of Africa, 76 
of Cuba, 75 
of Mauritius, 69, 71 
on worn-down banks of rock, 
78 
on banks of sediment, 78 
their appearance when ele- 
vated, 74 
their growth influenced by 
currents, 79, [304] 
by shallowness of sea, 
77 
Galapagos archipelago, 199 
Galega, 250 
Gambier islands, section of, 65 
Gambier islands, 201 
Gardner, 208 
Gaspar Rico, 218 
Geological composition of coral 
formations, 156, [331] 
Gilbert archipelago, 217 
Gilolo, 233 
Glorioso, 250 
Gloucester island, 130 
Glover reef, 272 
Gomez, 200 
Gouap, 227 
Goulou, 227 
Grampus, 230 
Grand Cocal, 216 
Graves, on the recent elevation 
in the Bonin archipelago, 
179 
Great Chagos bank, description 
and theory of, 53,150, [300] 
Grey, Capt7, on sand-bars, 72 
Guedes, 231 
Guppy, Mr., on Solomon archi- 
pelago, [291] 
proofs of upheaval, [291] 
summary of opinion, [292] 
INb 
Guppy, Mr., 
growth of corals, [292] 
development of reefs, [293] 
different kinds of reefs, 
[294] 
description of various 
islands, [294] 
barrier reefs and their for- 
mation, [297] 
depth at which reefs begin, 
[298] 
lateral spreading of reefs, 
[298] 
removal of dead coral, [299] 
nature of sea-bed near reefs, 
[299] 
on Keeling atoll, [306] 
Hales, Mr., on subsidence in the 
Caroline archipelago, 169 
Hall, Capt. B., on Loo Choo, 181 
Halstead, Capt., elevation of 
eastern shore of Gulf of 
Bengal, 181 
Harvey islands recently elevated, 
185, 186 
Harvey or Cook islands, 204 
Height of encircled islands, 62 
Hermites, 225 
Hogoleu, 226 
Holuthuriae feeding on corals, 
20 
Honduras, reef off, 272 
Honolulu, boring at, [323] 
Horn, 214 
Houtman's Abrolhos, 235 
Huaheine, 203 
Hull island , 208 
Humphrey, 207 
Hunter, 214 
Hurricanes, effects of on coral 
islands, 129 
Immaum, 260 
Independence, 216 
India, east coast recently ele- 
vated, 181 
India, 260 
