INDEX 



553 



Darwin, experiment on Helix pomatia, 

 78 



on the permanence of oceans, 100 

 on cloudy sky of Antarctic regions, 

 146 



on glaciers of the Southern Andes, 

 147 



on geological time, 211 

 on complex relations of organisms, 

 226 



on oceanic islands, 242 

 on seeds carried by birds, 257 

 Darwin, experiments on seed-dispersal, 

 258 



on natural history of the Keeling 



Islands, 286 

 on cultivated plants not running 



wild, 507 



Dawkins, Professor Boyd, on animal mi- 

 grations during the glacial epoch, 

 120 



Dawson, Mr. G. M., on alternations of 

 climate in British Columbia, 121 

 Professor, on Palseozoic boulder-beds 

 in Nova Scotia, 201 



De CandoUe on dispersal of seeds, 80 



Deep-sea deposits, 219 



Deer in Celebes, 455a 



DelpJdnium ajacis, on a railway bank, 515 



Dendroeca, 19 



D. coerulea, 19 



J), discolor, 19 



D. dominica, 19 



Bendrceca coronata, variation of, 58 

 Dendrophidse, 28 



Denudation destroys the evidences of 



glaciation, 172 

 Denudation and deposition as a measure 



of time, 213 

 Denudation in river basins, measurement 



of, 215 



Denudation, marine as compared with 



sub-aerial, 225 

 Deposition of sediments, how to estimate 



the average, 221 

 Deserts, cause of high temperance of, 



132 



Diagram of excentricity and precession, 

 129 



Diagram of excentricity for three million 



years, 171 

 Dididae, how exterminated, 436 

 Didunculus, keeled sterniim of, 437 

 Diospyros, in upper greensand of Green- 

 land, 186 



Diplotaxis muralis, on railway banks, 513 

 Dipnei, discontinuity of, 69 

 Dipterus, 69 



Discontinuity among North American 

 birds, 67 



Discontinuity a proof of antiquity, 69 

 Discontinuous generic areas, 23 

 Discontinuous areas, 64 



why rare, 64 

 Dispersal of aiiimals, 72 



of land animals, how effected, 73, 76 



along mountain-chains, 81 



of seeds by wind, 80, 257 



Dispersal by birds, 81, 258 

 by ocean currents, 81, 258 

 of Azorean plants, facilities for, 260 

 Distribution, changes of, shown by ex- 

 tinct animals, 102 

 how to explain anomalies of, 420 

 Drontheim mountains, peculiar mosses 

 of, 368 



Dobson, Mr., on bats of Japan, 394 



on the affinities of Mystacma tuher- 

 culata, 474 



Dodo, the, 436 



aborted wings of, 437 



Dryiophida?, 28 



Dumeril, Professor, on lizards of Bour- 

 bon, 435 



Duncan, Professor P. M., on ancient sea 

 of central Australia, 496 



E. 



Early history of New Zealand, 484 

 Earth's age, 210 

 East Asian birds, range of, 38 

 East and West Australian floras, geologi- 

 cal explanation of, 494 

 Echidna, 30 

 Echimyidaj, 27 



Elevation of North America during 



glacial period, 154 

 causing diversion of gulf-stream, 154 

 Elwes, Mr. H. J., on distribution of 



Asiatic birds, 379a 

 Emheriza schmiidus, discontinuity of, 66 

 E. passerina, range of, 66 

 E. pyrrhulina, 66 



Endemic genera of plants in Mauritius, 

 &c., 443 



Endemic genera of plants in New Zea- 

 land, 526 



English plants in St. Helena, 297 



Environment, change of, as modifying 

 organisms, 225 



Eriocav.lo'ti septangulare, 363 



Ethiopian Region, definition of, 42 

 birds of, 43 



Ettingshausen, Baron von, on the fossil 

 flora of New Zealand, 499 

 on Australian plants in England, 518 



Eucalyptus, wide range of, in Australia, 

 185 



Eucalyptus and Acacia, why not in New 



Zealand, 507 

 Eucalyptus in Eocene of Sheppey, 518 

 Eupetes, distribution of, 25 

 Europe, Asia, &c., as zoological terms, 32 

 European birds, range of, 16 



in Bermuda, 269 

 European occupation, effects of, in St. 



Helena, 294 

 European plants in New Zealand, 507 



in Chile and Fuegia, 521 

 Everett, Mr., on Bornean birds, 377 



on raised coral-reefs in the Philip- 

 pines, 389 

 Evolution necessitates continuity, 70 



