Chiasognathus Grantii.

Childhood, Charles Darwin's.

Children, Darwin on. -experiment on emotions of. -colour-sense. -coloured compared with white. -comparison between those of educated and uneducated parents. -expression. -development of mind. -intelligence of monkeys and.

Chili, elevation of coast. -geology of. -plants common to New Zealand and. -Carabus of. -Darwin on earthquakes and terraces in.

Chillingham cattle, Darwin and Hindmarsh on.

Chiloe, description of. -forests. -geology. -plants on mountains. -boulders.

China, expedition to.

Chinese, explanation of affinities with Mexicans.

"Chips from a German Workshop," Max Muller's.

Chloeon dimidiatum, Lord Avebury on.

Chlorite, segregation of.

Chlorophyll, Darwin's work on action of carbonate of ammonia on.

Chonos Islands, Darwin's collections of plants from. -Darwin's account of. -geology of. -potato.

Christy, H.

Christy, Miller, on oxlip.

Chrysosplenium oppositifolium.

Chthamalus, in the chalk.

Cicada, experiments on eggs. -Muller on rivalry of. -Walsh on. -C. septendecim, Sharp's account of.

Cinchona, Hooker on different rates of growth in seedlings.

Circumnutation, F. Muller's observations on.

Cirripedes, see Barnacles.

Cistus, hybridism of.

Citrus, unequal cotyledons. -polyembryonic seeds.

Civilisation, effect on savages.

Claparede, convert to Darwin's views. -and Mdlle. Royer.

Clapperton's "Scientific Meliorism," letter of Gaskell in.

Clark, on classification of sponges.

Clark, Sir James (1788-1870): was for some years a medical officer in the Navy; he afterwards practised in Rome till he moved to London in 1826. On the accession of Queen Victoria he was made Physician in Ordinary and received a baronetcy; he was elected into the Royal Society in 1832. ("Dict. Nat. Biog." 1857; article by Dr. Norman Moore.) -on Glen Roy.

Clarke, W.B., "Wreck of the 'Favourite.'"

Clarkia, two kinds of stamens. -C. elegans.

Classification, Bentham on. -Cuvier on. -Dana on mammalian. -Darwin on. -Darwin and Huxley on. -genealogy and. -value of reproductive organs in.

Clay-slate, metamorphism of.

Cleavage and foliation. -Darwin on his work on. -history of work on. -parallelism of foliation and. -relation to stratification. -relation to rock-curves. -Rogers on. -Sedgwick on. -uniformity of foliation and. -result of chemical action. -metamorphic schists. -lines of incipient tearing form planes of. -Tyndall on Sorby's observations.

Cleistogamic flowers, fertilisation. -of grass. -of Oxalis and Viola. -pollen of. -comparison with Termites.

Clematis, Darwin's error in work on. -Darwin's experiments on. -irritability.

Clematis glandulosa, identified at Down by power of feeling.

Cleodora, specific differences in.

Clethra, absence in Azores. -remnant of Tertiary Flora.

Clianthus.

Clift, William (1775-1849): Conservator of the Museum of the Royal College of Surgeons. -on fossil bones from Australia. -Owen assistant to.

Climate, changes in. -effect on species. -effect on species of birds. -migration of organisms and change in. -relation to distribution and structure of plants. -extinct mammals as evidence of change in. -and sexual differentiation. -variation and. -Lyell on former. -mild Miocene.

Climbing Plants, Darwin's work on. -circumnutation of. -F. Muller's work on.

Clivia, Scott's work on.

Clodd's memoir of Bates.

Close species, absence of intermediate forms between. -definition of. -Asa Gray on. -in warm temperate lands of N. and S. hemispheres. -relation to flora of N. America.

Clover, relation between bees and.

Club, dinner at Linnean. -Philosophical.

Coal, Darwin on origin of. -Lesquereux on the flora of. -marine marshes and plants of. -ash of.

Coal period, higher percentage of CO2 during.

Coast-lines, parallelism with lines of volcanoes.

Cobbe, Miss, article in "Theological Review" on "Descent of Man."

Cockburn Island, boulders from.

Cochin hen, experiments on.

Charles Darwin

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