Index. 



233 



Black-headed gull, The, 185. 

 Bladder-wrack, Iodine and carbonate 



of soda obtained from, 213. 

 Blue-bell, The, 68 ; structure of 



flower of, 33, 34. 

 Blue-tit, The, 49. 

 Bog oak, 60. 

 Bogs, 85, 89. 

 Bombicilla garrula, 196. 

 Bones calcined, 191. 

 Bracken, 67, 84, 95, 105. 

 Bracts, 60. 

 Breathing of caterpillars, 204; of 



mammals, 220 ; of newt-tadpole, 



18 ; of tadpoles, 217 ; of fishes, 221 ; 



of frogs and toads, 220. 

 Breeds of dogs, The different, 166 ; 



fowls, 147 ; horses, 150 ; pigeons, 



147 ; rabbits, 147- 

 Brent Goose, The, 185, 186 

 Brick earth, Formation of, 118. 

 Brimstone butterfly, The, 124. 

 Brittle fern, The, 86. 

 Brittleness of lizard's tail, The, 177. 

 Bronze age, The, 189. 

 Brown Argus butterfly, The, 125. 

 Bufo vulgaris, 216. 

 Building of ants' nests, The, 156. 

 Bullfinch, The, 127. 

 Bulrush, The, 183, 197- 

 Bunt, 26. 



Bunting, The, 185. 

 Buruet moths, 138. 

 Butcher-bird, The, 56. 

 Butterflies, Migration of, 162 ; sense 



of sight in, 44, 47 ; sense of smell 



in, 44, 47- 

 Buzzard, The, 186 ; honey, 49. 



C. 



Calluna vulgaris, 96. 



Calyx swollen to form fruit, 38. 



Canons, 94. 



Carbonate of lime in river water, 194 ; 



of soda obtained from seaweed,211. 

 Carboniferous rocks, 109, 188. 

 Carpet moth (Cidaria immanata), 



The, 80, 112, 113,150. 

 Catching moths at sallow bloom, 



209. 

 Caterpillars of Eyed Hawk moth, 



203 ; of Goat moth, 229 ; of Puss 



moth, 206 ; of Stag beetle, 228 ; of 



Turnip moth, 123 ; Twin-spot 



Wainscot moth, 225. 



Cat- haws, 28. 



Catkins of hop, 116 ; of oak, 60 ; of 

 willow, 208 ; of sallow (willow) at- 

 tractive to flies and moths, 209. 



Cave bear, Fossils of, 190. 



Celandine, Lesser, The, 3, 5. 



Cell-making instinct of bees, 171. 



Cerambyx heros, 229. 



Chaffinch, Intelligence of, 163. 



Chalk, 119; brought down by 

 Thames, 194; caves, 190; com- 

 position and structure of, 173!;. 

 cutting, A, 173 ; pits, 127. 



Chalk-hill Blue butterfly, 125, 140. 



Change in colour of some green cater- 

 pillars before pupation, 205. 



Characteristic fossils of various 

 strata, 188. 



Cherry tree, The, 8 ; Wild, The, 7. 



Chestnuts, 63, 74, 141. 



Chrysalis of' Twin-spot Wainscot 

 moth, 225. 



Chrysophanus phkeas, 122. 



Circulation of blood in toad, 217- 



Classification of post-tertiary rocks,. 

 190; of spiders, 13; of stratified 

 rocks, 188. 



Cleistogamous flowers, 7- [90. 



Clouds, Formation on hilltops, 85, 



Clover, Various kinds of, 179. 



Coburg, Swarms of ants at, 158. 



Coccothraustes vulgaris, 53. 



Cockchafer, The, 230. 



Cocoon of insects in which to hyber- 

 nate, 161 ; of Wainscot moth in 

 reeds, 225. 



Coleophora laricella damaging larcb 

 trees, 155. 



Coloration of flowers visited by bees, 

 133 ; change of, in larvae, 205. 



Colour development in flowers, The 

 genetic sequence of, 48. 



Commencement of ant colony, 156. 



Common Blue butterfly, The, 122> 

 138 ; earwig, The, 153 ; gull, The, 

 185 ; lizard, The, 176 ; mole, The, 

 142 ; mole, The anatomy of, 143. 



Communication between ants, 159 - t 

 between bees, 173. 



Comparison between eyes of spider 

 and butterfly, 13 ; between meta- 

 morphosis of butterfly and grass- 

 hopper, 153 ; between spiders and 

 insects, 12 ; between tongues of 

 frog and toad, 223. 



