promontory, 319.

Christie, Mr., on plasticity of ice, 226.

Christol, M. de, on fossils in caves, 738, 739.

Chronology of Hebrew Scriptures, 659.
----, of Dr. Hales, 659.

Cimbrian deluge, 331.

Cisterna on Etna, how formed, 414.

Cities engulfed, 173.

Civita Vecchia, springs at, 243.

Clarke, Dr., on lava in motion, 377.

Cleavage, or slaty structure, 176.

Clermont, calcareous springs at, 239.

Climate of Europe, Raspe on former, 43.
----, changes of 75, 86.
----, change of, in northern hemisphere, 73, 123.
----, on causes of vicissitudes in, 92.
----, astronomical causes of fluctuations in, 126.
----, its influence on distribution of plants, 613.
----, effect of changes in, on range of species, 696.
----, influence of vegetation on, 713.

Climates, insular and excessive, 94.

Coal, modern, at mouths of Mackenzie, 743.
----, ancient beds, formed of plants, 90.
----, ancient, formed in deltas, 116.
----, fields, American, 115.
----, formed by plants which grow on the spot, 115.
----, period, warmth, moisture, &c. of climate, 126.
----, formation, fossil plants of the, 88, 115, 133.
----, climate indicated by, 91.
----, reptilian fossils in, 136.
----, _See_ Carboniferous.

Colchester, Mr. W., on fossil quadrumana, 144.

Colebrooke, Mr. H. T., on age of Vedas, 4.
----, on crocodiles of the Ganges, 277.
----, Major R. H., on the Ganges, 277.

Colle, travertin of, 240.

Colombia, earthquakes in, 456.

Colonna, on organic remains, 23.

Columbia, R., submerged forest in, 270.

Conception, earthquakes at, 453, 456, 499, 761.

Conglomerates, now formed by rivers, &c., 289.
----, volcanic, 411, 438.

Coniferae of coal, 133.
----, Araucarian, in coal, 88.

Consolidation of strata, 175.

Conybeare, Rev. W. D., on Lister, 26.
----, on landslip near Axmouth, 321, 322.

Cook, Captain, on drifting of canoes far, 661.
----, on highland near the South Pole, 98, 99.

Copaic lake, 735.

Copernican theory, edicts against, repealed at Rome, 56.

Copiapo, earthquakes at, 347.
----, raised banks of shells at, 458.

Coral islands, 775, 776, 793.
----, origin of their circular form, 783.
----, linear direction of, 782.
----, rate of growth, 776.
----, downward movement slow and uniform, 791.
----, absence of, in Atlantic, &c., 796.

Coralline crag fossils, 142.

Corda