INDEX 



481 



Darwin, Mr., on colours of caterpillars, 

 83 



on cause of colour in flowers, 89, 



139 



on sexual coloration, 138 

 his metaphors liable to miscon- 

 ception, 144 

 criticism of, in North British 



Review, 159 

 on mode of cross-fertilisation and 



its use, 400 

 debt of science to, 450 

 his voyage in the Beagle, 455 

 on dust collected 300 miles from 



land, 456 

 on productions of Cocos anfl 



Galapagos islands, 456 

 the origin of species, 458 

 animals and plants under do- 

 mestication, 459 

 observations on variability, 460 

 observations on use and disuse, 



461 



the fertilisation of orchids, 463 

 on crossing and hybridity, 463 

 on cowslip and primrose, 464 

 on Lythrum salicaria, 465 

 on enemies of seedling plants, 467 

 on oceanic and continental islands, 



469 



on vitality of seeds, 469 

 on seeds in mud, 470 

 The descent of man, 471 

 Expression of the emotions, 472 

 Climbing and Insectivorous 



plants, 472 

 on coral reefs and cirripedia, 



473 

 revolution in thought effected by 



him, 473 



summary of his work, 473 

 Desert animals, colours of, 37 

 Deserts on line of tropics, 239 

 Desmoncus, 249 



De Vry, Mr., on the sugar- palm, 251 

 Dews, cause of heavy tropical, 224 

 Diadema, species of, mimic Danaidae, 

 61, 62 



female with male coloration, 79 

 D. misippus, 79 

 D. anomala, 80 



Diagram of mean temperature at Bat- 

 avia and London, 220 



2 



Diagram of rainfall at London and 



Batavia, 228 



Dianthus alpinus, D. glacialis, 404 

 Diaphora mendica, 64 

 Dicnyodontia, 164 

 Dicrourus, 133 

 Diloba caeruleocephala, 84 

 Dinosauria, 164 

 Diptera mimicking wasps and bees, 



69 



Distribution of humming-birds, 322 

 Disuse, effects of, studied by Darwin, 



461 

 Dixon, Mr. Charles, on nest of a 



chaffinch in New Zealand, 111 

 Doliops curculionides, 67 

 Domesticated animals, their essential 



difference from wild ones, 30, 31 

 Dotterell, 132 



Dragons or flying-lizards, 303 

 Drugs from equatorial forest-trees, 245 

 Duke of York island, pale coloured 



insects of, 385 



islands, remarkable white plum- 



Dyes from equatorial forest-trees, 245 

 Dynastidae, 289 



probable use of horns of, 372 



EARTH-WORKS, North American, 425 

 Earth-worms, Darwin's work on, 472 

 Easter island, sculptures on, 424 

 Eciton, genus of foraging ants, 283 

 Egyptian architecture, introduced, 113 

 Elaps fulvius, E. corallinus, E. lemnis- 



catus, E. mipartitus, E. hemi- 



prichii, 72 

 Elateridse, luminous species, perhaps 



mimetic, 374 

 Emperor-moth, protective coloration 



of, 350 

 Ennomos, autumnal colours of this 



genus, 45 

 Epicalia, sexes of, differently coloured, 



353 

 Epilobium angustifolium, E. parvi- 



florum, 404 

 Epimachinse, 332 



Equator, cause of uniform high temper- 

 ature near, 221 



short twilight at, 232 

 Equatorial climate, general features of, 



229 



