Index. 



487 



gons, 191 ; aids to microscopic in- 

 quiry, 198 ; microscope lamp, 242 ; 

 EozoonCanadense, 278; objectsviewed 

 through cornea of insect eye, 356. 



Microscope and spectroscope combined, 

 322. 



Microscope cabinets, 480. 



Microscope, choice of, 388. 



Microscope lamp, 242. 



Microscope, popular, 65. 



Microscopic crystals, uric acid, and its 

 derivatives, 108. 



Microscopic inquiry, aids to, 198. 



Mimicking powers of the lyre bird, 15. 



Miners' candles, 471. 



Mode of rendering wood plastic, 318. 



Modified sulphur, 241. 



Monad group, 95. 



Monochromatic light, 404. 



Monstrilla anglica, 24. 



Moon, age at which it can be seen, 240. 



Mount Etna, visit to, 357. 



Mounting microscopic objects, 82. 



Mount Taurus, 49. 



Murexide crystals, 109. 



Musical clock of St. Germain l'Auxer- 

 rois, at Paris, 76. 



Musical frogs, 479. 



Mushrooms, 46, 163. 



Musk ox in low latitudes, 474. 



Natural History (including Zoo- 

 logy). — Australian lyre bird, 14; 

 British oceanic entomostraca, 18 ; 

 history of a river tank, 38 ; wander- 

 ing polyzoon, 83 ; pink monads, 95 ; 



, Australian satin bird, 102 ; dog as a 

 culprit, 105 : rodents of North-west 

 America, 111 ; animalcules in winter, 

 118 ; fissiparous reproduction of 

 Anthea cereus, 154 ; London birds, 

 167 ; instinct of birds, 221 ; partridges 

 of Bengal, 223 ; sticklebacks and 

 other nest-making fish, -259 ; Eozoon 

 Canadense, 278 ; introduction of pen- 

 guin, 313, 321, 403 ; leg of ostrich, 

 320 ; on the capacity of animals for 

 domestication, 393 ; axolotls, 402 ; 

 pigmy owl, 409 ; brown and black 

 bears of Himalaya, 429 ; former oc- 

 currence of musk ox in low latitudes, 

 474 ; musical frogs, 479 ; obliquity 

 of the flounder, 479. 



Naturalists' field clubs : their work 

 and ways of doing it, 204. 



Nature of sun spots, 161. 



Nature of yeast, 321. 



Naval enterprise of Great Britain, 330. 



Navicular, winter animalcules, 119. 



Nebula, 186. 



Nest of the lyre bird, 16. 



New moon, when first seen, 480. 



New passage across the Isthmus of 

 Panama, 394. 



Nightingales, 174. 



Nile as a sanatorium, 4. 



Nile boats. 5. 



Nitric acid, properties of, 481. 



Nitrogen, supposed composition of, 320. 



Non-insulated wire for electro magnet- 

 ism, 143. 



North Polar exploration, 329. 



Notes on fungi, 45, 163, 349. 



Notice to readers, 1. 



Novel use of water pressure, 143. 



Nymphons, 194. 



Objects of modern make among anti- 

 quities, 232. 



Object trap for microscope, 482. 



Objects viewed through the cornea of 

 the inseet eTe, 356. 



Occultations, 49, 142, 190, 258. 



Occurrence of insects in snow, 314. 



Old City, its highways and byeways, 

 229. 



Opthalmoscope simplified, 242. 



Optical deception, 138. 



Orionis, double star, 140, 



Orion nebula, Bond's discovery in the, 

 241. 



Orion nebula, Mr. Hnggins on, 161. 



Ostrich, the leg of the, 320. 



Outlines of meteoric astronomy, 208. 



Ou-ka-la, North American rodent, 114. 



Owls, species of, 409. 



Oxford, Cambridge, and Dublin Mes- 

 senger of Mathematics, 388. 



Panama, new passage of, 394. 



Parry's, Sir Edward, expedition, 335. 



Partridges of Bengal, 223. 



Pauper, Thief, and Convict, 227. 



Peltidium purpureum, 23. 



Penguin at Zoological Gardens, 321. 



Penguins, history of, 403. 



Penguin, introduction of a living, 313. 



Periodical meteors, 212. 



Phenomenon of ebullition, 31. 



Philosophy of religion, 149. 



Phosphorescence of the sea, 321. 



Photographic enamelling, 236. 



Photographic engraving, 476. 



Photographs, mode of softening, 239. 



Photography adapted to wood engrav- 

 ing, 235. 



Photography, new Application of chlo- 

 ride of silver, 400. 



Photography, new lens for, 478. 

 Phycis, a nest-making fish, 261 . 

 Physiological effects of carbonic acid, 

 157. 



