INDEX 



Abkbdevine, history and treatment of as a cage bird, 302. 



Aberration of light Ulustrated, 122. 



Acicular plant crystals, 2tl. 



Aeineta forms of vorticella, 313. 



Actinophrys forms of vortioeUa, 313. 



Adamsonia digitata, 64. 



Aerolites, general account of, and theory of their constitu- 

 tion, 131, 213 ; list of, 136. 



Agarics, to gather and preserve, 63. 



Agrotis corticea, a nocturnal moth, 27. 



Air, iiressure of on the crust of the earth, 320. 



Alchemists, knowledge of photography, 189. 



Alexandrian consecratio corns, 45, 100. 



Alum Bay, Isle of Wight, 126. 



Alveolites in rice-stone, 150. 



American belt of volcanic craters, 255. 



American birds, Audubon's studies,'262. 



AmcBba diffluens fig, 145, 147 ; radicans, 110. 



Anatomy of cube, 271. 



Ancient astronomers correct in measurement of time, 331. 



Angles in sections of cube, 272. 



Auniilata, rotifers added to, 312. 



Antelope tribe, the eland, 225. 



Anthracite, the result of igneous action, 326. 



Antioohus the Great, coins of, 207. 



Aperture of microscope, test for, 335. 



Apparatus for drying fungi, 66 ; for mosses, 209. 



Apparatus for practical photography, 338. 



Apricot, dates when in bloom at Nottingham, 151. 



Apteryx Australia described, 42, 178. 



Aquabia: studies of sponges, 29, 109 ; tame fishes, 14 ; death 

 of gold-fish, 51; management of gold-fish, 51; management 

 of fresh- water, 73 ; tanks for, 74 ; fern-culture in, 75 ; 

 aquatic architects, 106 ; rock-work, 36, 75, 108, 324 ; 

 mosses for, 203 ; balance of animal and vegetable life in, 

 226 ; spontaneous vegetation of, 229 ; food for fishes, 287 ; 

 microscopical pond-lore, 310. 



Aquarium, rationale of management, 228. 



Arsenic used in making shot-lead, 353. 



Articulate animals, fossU, 146. 



Artificial odours, 343. 



Artificial raphides, 245. 



Asplenium adiantum nigrum, 76. 



Assassin, origin of the word, 295. 



Asteroids, their character, 4; how some were discovered, 

 5 ; distances of from the sun, 6; list of, 6. 



Astronomical instruments, equatorial, 165 ; amateur's tele- 

 scope, 120. 



AsTEONOMT : history of the planets, 3 ; catalogue of bodies 

 in the solar system, 6 ; apjjearance of star under tele- 

 scope, 108; amateur's telescopes, 120, 252; aberration 

 of light, 122 ; meteors or falling-stars, 130 ; the expected 

 comet, 139; moon's motion, 144; new planets, 144, 251, 

 360 ; portable equatorial, 165 ; catalogue of comets, 195, 

 247, 284, 321; conjunction of planets, Jupiter and Venus 

 (July 21, 1859), 222; determination of latitude, 265; 

 lunar eclipse (February 7, 1860), 279; star scintillations, 

 292 ; great tide of March 8, 1860, 324 ; structure of the 

 earth and moon considered as bearing on the theory of 

 central heat, 331 ; meridian-line, 353 ; occultation of 

 Jupiter's satelUtes, 360 ; day views of Venus and the 

 Moon, 360 ; observations for the months of August, 1859, 

 to May, 1860, 35, 71, 107, 143, 179, 215, 250, 286, 322, 

 358. 



Athyrium, or lady-fern, 76. 



Atmospheee, its physical constitution, 199 ; observation of 

 its phenomena, 200 ; purified by unseen agents, 157 ; its 

 pressure on the surface of the earth and relation to vol- 

 canic phenomena, 330 ; its entire pressure and influence 

 on earthquakes and volcanoes. See also Meieobology. 



Atmospheric clock, 216. 



Audubon, the ornithologist, life of, 261. 



Augustus Caesar, deification of, 47. 



Aurora borealis, efiiect of on direction of a meteor, 133. 



Avestruz petise, 41. 



Balance of life and death, 226. 



Banana, grovrth of at Kew, 144. 



Bark of trees, physiology of, 63. 



Barometer an indicator of earthquakes, 330. 



Beetles, the burying or sextons, 306. 



Benzole, to remove grease from entomological specimens, 142. 



Betula alba, 63. 



Biddulphia aurita, 88. 



BUin, slate fossils of, 146. 



Binoscopic toy, suggestion for, 288. 



BiOGEAPHT : Humboldt, Part I., 15 ; Part II., 55 ; John 

 Smeaton, a life among the lighthouses, 168 j Audubon, 

 the ornithologist, 261. 



Biological terms, 360. 



Birch-tree, abounds in watery sap, 63. 



Bird-fancier's recreation, quoted, 303. 



BiED Keeping, key to bird's heart, 32 ; winter manage- 

 ment, 93 ; necessity of exercise, 94 ; cages for song-birds, 

 94 ; protection from cold, 94 ; food of, 95 ; medical 

 treatment, 95 ; tame robins, 181 ; teaching the siskin, 302. 



Bird preserving, 117 ; mounting, 119. 



Birds in winter, 216. 



Birds of America, Audubon's studies of, 263. 



Birds, vringless, 41. 



Bituminous deposits of the carboniferous era, 236. 



Botany, study of, 10 ; its invitations, 10 ; many-petaled 

 flowers, 11, 52 ; structure of calyx, 52 ; fungi, to collect 

 and preserve, 65 ; aquatic plants in aquaria, 73 ; ferns for 

 water-culture, 76 ; the order urtioacese, 77, 293 ; legu- 

 minous plants, 123, 158; rosaceous plants, 124; umbel- 

 lated flowers, 125, 160 ; dissection of flowers, 158 ; repro- 

 ductive organs of plants, 161 ; calyx, 162 ; coroUa, 163 ; 

 pistil, 164 ; composite flowers, 267 ; oalcyfloral plants, 

 268 ; one-piece corollas, 269 ; exogens and endogens, 61 ; 

 leaf geometry, 140 ; banana at Kew, 144 ; herbarium of 

 mosses, 209 ; plants of the coal strata, 233, 343 ; Msts of 

 plants to be sought by collectors, 36, 71, 107, 143, 180, 

 214, 251, 287, 323, 359. 



Bottles for pond collecting, 310. 



Bracts, forms and uses of in plants, 319. 



Brain, abnormal form of in fowl, 104. 



Brevipennate birds, 41, 178. 



Briony, crystals of, 244. 



British Channel, produced by fracture, 123. 



Brown-paper magnet, 173. 



Brute madness, an instance of, 320. 



Bull, human-headed, a symbol on Babylonian coins, 205. 



Burying-beetles, their place in the coleoptera, 306 ; general 

 account of, by Gleditsch, 307 ; mode of interring oodles, 

 308 ; a new hypothesis of their habits, 308 ; necrophorus 

 germanicus, vestigator, mortuum, and vespillo, 309; 

 necrodes littoralis and giganteus, 309, 310; silpha tho- 

 racica and quadripunctata, 309 ; necrophorus grandis and 

 ruspator, 310. 



I I 



