nes of men, 147, 757.
----, on crocodiles of Ganges, 277.
----, on variability in species, 583, 584.
----, on fish not crossing the Atlantic, 647.
----, on identity of Egyptian mummies with living species, 586.
----, on number of fishes, 705.

Cuvier, M. F., on aptitude of some animals to domestication, 593.
----, on influence of domestication, 595.

Cypris, fossil and living, 768.

D.

Dana, Mr., on Sandwich Islands, 354, 372, 383, 548.
----, on fragments of recent coral thrown up by Polynesian
volcanoes, 372.
----, on Mount Loa, volcano, 552.
----, on "volcanoes no safety-valves," 552.

Dangerfield, Capt F., on buried cities In India, 729.
----, on Onjein, 729.

Daniell, Professor, on the trade winds, 106.
----, on melting point of iron, 539.

Dante cited, 52, 256.

Dantzic, waste of land near, 331.

Darby, on lakes formed by Red River, 269.
----, on delta of Mississippi, 272.

Darwin, Mr. C., on distribution of animals and plants, 77, 98, 141.
----, on vegetation required for support of large quadrupeds, 82.
----, Mr. C., on drifting of rocks by ice, 228.
----, on earthquakes, 347, 458, 456, 476, 753.
----, on earthquake waves, 497.
----, on rise of land, 458, 502.
----, on oolitic travertin, 439.
----, on great droughts in S. America, 696.
----, on peat of S. America, 719.
----, on coral islands, 779, 780, 782, 785, 789.
----, geology of S. America, 170.
----, on recent shells in Chili, 190.
----, on shingle on coast of S. America, 342.
----, map of coral reefs, 352, 791, 794.
----, on crateriform hills of Galapagos, 372.
----, infusoria brought home by, 388.
----, on new islands forming in Atlantic, 436.
----, on nat. hist. of Galapagos, 141, 597, 615, 616, 642.
----, on extinction of animals, 700.

Daubeny, Dr., on springs, 237.
----, on Mount Vultur, 356.
----, on Vesuvius, 380.
----, on decomposition of trachyte, 385.
----, on flowing of lava under water, 383.
----, on volcanoes, 548, 549, 550, 551.

D'Aubuisson cited, 58, 411.

Davis, Mr., on Chinese deluge, 7.

Davy, Sir H., on lake of the Solfatara, 243.
----, on formation of travertin, 243.
----, on theory of progressive development, 131.
----, on eruption of Vesuvius, 378.
----, on chemical agency of electricity, 542.
----, his theory of unoxidated metallic nucleus, 546.
----, on agency of air and water i