INDEX 



ACIDASPIS 



Acidaspis dujresnoyi, 267 

 ADAPTATION, some aspects of, 131 

 ADAPTATIONS to drought, 67 ; birds 



and insects, 132; not effected by 



use, 260 ; of plants, animals, and 



man, 305 



sElusaurus felinus, early reptile, 199 

 AGASSIZ, A., on deposition by 



Mississippi, 178 



ALLEGORY, a physiological, 296 

 ALLOTROPY of elements, 387 

 ALPINE floras not exceptionally rich, 



35. 37, 80 

 AMBLYPODA, a sub-order of Ungulata, 



219 



AMERICA, flora of tropical, 55 

 AMERICAN bison, former enormous 



population of, 115 



AMMONITES, eccentric forms of, 267 

 AMCEBA, description of, 335 

 AMPHIBIA, earliest forms of, 195 

 Aacyloceras matheronianum, 269 

 ANDREWS, Dr. C. W., discovers 



ancestral forms of elephants in 



Egypt, 228 

 ANIMALS, numerical distribution of, 83 ; 



much less sensitive than man, 376 

 ANOPLOTHERID/E, ancestral ruminants, 



227 

 Anoplotherium commune, skeleton of, 



227 



ANTELOPES, recognition-marks of, 160 

 Archaopteryx macrura, 214; siemensi, 



skull of, 215 



ARCTIC lands a birds' paradise, 140 

 ARGYLL, DUKE OF, on humming-birds, 



165 



ARMSTRONG, Professor H. E., on 

 importance of carbon, 364 ; on 

 directive influences in growth, 390 



ARRHENIUS, Professor, on an eternal 

 universe, 352 



BIRDS 



Arsinoitherium zitteli, skull of, 223 

 ASTROPOTHERIA, extinct ungulates, 



235 



Atlantosaurus immanis, a huge dino- 

 saur, 204 



ATOMS, early ideas of, 387 

 AUSTRALIA, extinct mammals of, 239 



BABIRUSA, tusks of, 275 

 Ballota nigra, local distribution of, 14 

 BALSAMS, dyes, oils, etc., variety of, 327 

 BATE-HARDY, Mr. W., on arrange- 

 ment of identical atoms in carbon 



compounds, 356 

 BECCARI, Dr., on forest flora of 



Borneo, 47 ; on first and second 



grade species, 96 

 BEETLE mimicking wasp, 157 

 BEETLES, number known, 85 ; peculiar 



British, 125 

 BEING, grades of between us and 



Deity, 393 



BIRD, earliest known, 287 

 BIRD and insect co - adaptation, 132; 



teachings of, 152 

 BIRD'S wing, the ideal aimed at in, 



288 ; a feather, detailed structure of, 



289 ; its annual regrowth, 291 

 BIRD-COLOUR, extreme diversity not of 



survival value to them, 319 

 BIRD-MIGRATION, origin of, 148 

 BIRDS, of New Guinea and Borneo, 49 ; 

 species of, 86 ; of six geographical 

 regions, 89 ; peculiar to Britain, 

 125, 126; arrival of, in Arctic 

 regions, 140, 142; number of species 

 in Arctic regions, 145 ; recognition- 

 marks of, 162 ; the earliest, 213 ; 

 recently extinct, 243 ; loss of teeth 

 in modern, 270 



BIRDS and insects, proofs of organising 

 mind, 286 



401 2 D 



