230 



THE BOOK OF NATURE STUDY 



Cymose diagrams, iii. 98. 

 Cynipid, female ovipositor, ii. 



17 ; larva of, ii. 17. 

 Cynips kollari, ii. 18, 212. 

 Cypress, naked buds of, iii. 43. 

 Cypselus apus, ii. 218. 



Dabchick, ii. 190, 214. 



Dachshunds, i. 26. 



Daffodil, iii. 115, iv. 158, 159, 



v. 1 6, 63, 70 ; life history 



of, iii. 156, 159 ; diagram of, 



158 ; illustration of, 160 ; 



fertilisation of, 161. 

 Daisy, iii. 86, 166, iv. 69, 



v. 1 6, 64 ; figure of life history, 



iii. 175 ; small, v. 62. 

 Damsons, v. 148. 

 Dandelion, iii. 86, 115, 179. 



iv. 24, 69, 72, 77 ; life history 



of, iii. 144 ; fruits of, illustra- 

 tion of, iii. 80, figure 46 ; time 



of opening and closing, iii. 54. 

 Danes, i. 26. 

 Darwin on dispersal of seeds, 



v. 51 ; on the movements of 



plants, iii. 9. 



Dassies, of South Africa, i. 25. 

 Daucus Car ota, v. 115, 135. 

 Day and night, vi. 75-84; in 



relation to warmth and 



light, vi. 53. 

 Day, division of, vi. 76. 

 Daylight, duration of, vi. 67. 

 Dead men's fingers, polyps of, 



ii. 164. 

 Dead-nettle, iii. 47, 75, 106, 



186, iv. 69, 72, 74; figure 



of flower, iii. 79 ; internode 



of, iii. 52. 

 Deadly White Amanita, iv. 



218. 



Decapod Crustacea, ii. 151. 

 Decrescent moon, vi. 90. 

 Dee, estuary of, vi. 15. 

 Deep-rooted plants, vi. 33; 



system, iii. 18. 

 Deep-sea, abyssal fauna of, ii. 



169, 187. 

 Deer, ii. 216. 

 Deerhounds, i. 26. 

 Deinosaurs, i. 109. 

 Delphiniums, v. 170. 

 Demoiselle dragon-fly, nymph, 



figured, ii. 115. 

 Denudation, checks on, vi. 105 ; 



of peat, illustration of, iv. 



190. 



Desert, conditions of, vi. 34. 

 Desert-dwelling birds, i. 79. 

 Desmids, ii. 83. 

 Dessert fruit, kinds of, v. 150, 



151- 

 Diagram showing variations 



of shadow in London, vi. 71. 

 Diagrams, illustrating princi- 

 ples of calculations, vi. 51, 52. 

 Dicotyledons, ii. 89, iii. 20, 



iv. 68, v. 38. 

 Digestion and absorption of 



plants, iii. 73 ; of birds, ii. 76 ; 



of ruminants, i. 38. 

 Dipper, ii. 196 ; eggs of, ii. 



197 ; food of, ii. 197 ; nest 



of, ii. 197. 



Diptera, ii. 195. 



Disintegration, by frost, vi. 



98 ; by chemical action, vi. 99. 



Dispersion of fruit and seeds, iii. 



79- 



" Displaying " of Ruffs, illustra- 

 tion of, i. 86. 



Diurnal birds of prey, i. 83. 



Diverticula or pouches, i. 77. 



Division of days, vi. 75. 



Docks, iv. 185, v. 45. 



Dodder, iv. i, 35, 36, 37, 69, 

 1 80 ; v. 78 ; flower illus- 

 trated, iv. 37 ; fruit of, iv. 38. 



Dog, foot of, i. 35 ; fish, i. 

 140, 142, 143, 146 ; eggs of, 

 ii. 177 ; rose, iv. i, 52, 53, 

 69, 188, v. 74 ; rose, 

 coloured illustration of, iv. 

 52 ; rose, flower of, iv. 54 ; 

 violet, iii. 124, 128 ; whelk, 

 ii. 141, 143, 170, 175 ; whelk, 

 eggs, ii. 172, figure 85 ; wood, 

 v. 73, 216. . 



Dogs, i. 25. 



Dog's Mercury, iv. 159, 185. 



Dolphins, i. 20, ii. 95. 



Domesticated cat, i. 59. 



Donkeys, stripes of, i. 67. 



Doris, ii. 141, 142, 144; Iarva3 

 of, ii. 142. 



Doto coronata, spawn of, ii. 166. 



Dottrel, ii. 217. 



Dove's-foot Geranium, v. 86. 



Downy Oat Grass, v. 59. 



Dragon-flies, i. 188, ii. 195. 



Dragon-fly larvae, ii. no. 



Dragon-fly, metamorphosis of, 

 ii. 114, figure 51. 



Drainage of grassland, v. 70. 



Dray-horse, i. 39. 



Drift, how formed, vi. 113. 



Drifting mountain mist, vi. 3. 



Dropper of tulip, iii. 66, 67, 70. 



Dropwort, v. 216. 



Drosera, species of, iv. 41, 42, 

 v. 32, 33- 



Droseraceae, iv. 69. 



Drought, effect on vegetation, 

 vi. 32, 33- 



Dublin time, vi. 81. 



Duck, figure of foot, i. 95. 



Ducks, beaks of, i. 90. 



Duckweed, ii. 87, v. 26, 29. 



Dune pasture, v. 7. 



Dunes, ii. 200, 201. 



Dunlin, summer and winter 

 plumages of, i. 88, 89, 

 ii. 170. 



Dust particles, in relation to 

 sun, vi. 55. 



Dwarf apple trees, v. 160. 



Dwarf Bean, cotyledons of 

 figured, iii. 12, v. 130. 



Dwarf Furze, iv. 192, 201 ; 

 Larkspurs, v. 176 ; Nastur- 

 tium, v. 169 ; Roses, v. 176 ; 

 shoots, iii. 38 ; Thistle, iv. 

 206. 



Dyers Weed, y. 214. 



Dyticus marginalis, ii. 29, 30, 

 117, 118, 120; female and 

 larva (text Fig.), ii. 118, 193. 



Dytiscus beetle, male and 

 female (text Fig.), ii. 193. 



Eagle, ii. 217 ; method of 



feeding (text Fig.), i. 68 ; 



type of beak, i. 92. 

 Eared-seals, i. 51. 

 Earth, movements of, vi. 75, 



79 ; radius of, vi. 52. 

 Earthworm, cocoons of, i. 163. 

 Earthworms, i. 160, 163, 166, 



169, ii. 199, 205, 208, 209, 



210, 215, 216; male and 



female, organs of, i. 163. 

 Earwig, nest and eggs of, i. 178, 



180. 

 East wind, coldness of, in 



spring, vi. 17. 

 Echinoderms, i. 158, ii. 153, 



i57> i7i 180, 184. 

 Economic geographer, vi. 32. 

 Economy, rural, ii. 209. 

 Edelweiss, iii. 76. 

 Edible Boletus, iv. 128; crab, 



ii. 146 ; fungi, iv. 126 ; mussel, 



ii. 138,141,175. 

 Edinburgh, in relation to length 



of day, vi. 65, 67. 

 Eel-fare, i. 149. 

 Eel, scale of, i. 147, figure 52. 

 Eel-worms, ii. 17. 

 Eels, in captivity, ii. 104. 

 Egg-capsules, ii. 176, ; pockets, 



iv. 85, 107, '116; ribbons of 



sea-slugs, ii. 141. 

 Eggs of amphibians, i. 121 ; 



of birds, and illustrations of, 



i. 98, ipo; of dogfish, ii. 177; 



ofreptiles, i. 112, 114, 115, ii. 



94 ; of salmon, i. 148 ; of 



winter moth, v. 184. 

 Electric fishes, i. 147. 

 Elephants, colour of young, 



i. 66 ; in Britain, ii. 221. 

 Elm, iv. 172, 174, 184, v. 73, 



217 ; branches of, iii. 46 ; 



suckers of, iii. 46 ; bark of, 



iii. 46 ; leaf, figure of, iii. 75. 

 Elvers, ii. 197. 



Embryo of young plant, iii. 4. 

 Enchanter's night-shade, ii. 209, 



iv. 161, 181. 



Encrusting lichens, iv. 139. 

 Endosperm, iii. 9, 36. 

 Enemies of garden crops, v. 180. 

 Ephemeridae, ii. 195. 

 Epicotyl, iii. 29. 

 Epigeal cotyledons, iii. 12. 

 Epiiobium angusti folium, iv. 17, 



v. 171. 

 Equation of time, vi. 76, 77, 



79- 



Equator, vi. 53, 67. 

 Equinox, vi. 64, 71, 83. 

 Erica cinerea, iv. 17, 192 ; 



corolla of, 192. 

 Ericaceae, iv. 69. 

 Ermine moth and caterpillar, 



v. 182, figure 74. 

 Erosion and transportation, vi. 



35- 

 Escarpment, illustration of, 



vi. 168. 



Eschscholtzia, v. 169. 

 Eucalyptus, iii. 2. 

 Euphorbia, species of, v. 4, 81, 



83- 

 Euphorbiaceae, v. 84. 



