420 



INDEX OF NATURAL OBJECTS, ETC. 





Mole, rapacity of the, 296 

 Mollusks, different traits of the, 324 

 Monadse, subterraneous strata made by 



the, 375 

 Monkey tribe, habit of laying traps of 



the, 341 



Monkeys, 36, 159 

 Moon, the, 147 



Moss, universal diffusion of, 27 

 Moths, the vitality of some, 196 

 Mountains as loadstones to clouds, 220 

 Mountains formed by living atoms, 119 

 Mud as a marine soap, 369 

 Mullets, 361 

 Mummulites, 172 



NATAL rock-snake, the, 338 



Nautili, 172 



Nautilus, the, 399 



Necoo, the, 177 



Nervous fibres, law relating to, 141 



Nests of birds, construction of the, 



395 



Nightingale, the, 329 



Nile bird, 129 



Nile, the, 49 



Noctuaalgse, the caterpillar of the, 46 



Nocturnal birds, 148, 305 



Nut-hatch, an accidental beech plan- 

 ter, 3 



OAK stands alone, 136 



Oaks accidentally planted, 2 



Oases, 192 



Ocean, equilibrium of the, 137 



Ocean, internal operations of the, 100 



Ocean, mechanism of, 145, 228 



Ocean, spasmodic throes of, 122 



Ocean, system of circulation of, 347 



Ocean, the living, 368 



Ocean, transparency of depths of, 74 



Ocean undercurrents, 328 



CEstrus equi, 355 



Opossum, the, 160 



Optic angle, 185 



Optic nerve, 107, 258 



Orang-outang, the, 295 



Orange tree improves with age, 350 



Organic life, cycle of, 107 



Orinoco, the, and contiguous swamps 



and forests, no, in 

 Ostrich, the, 171, 283 

 Ostrich, the young, 404 

 Ostrich, voice of the, 303 

 Otter, the, 395 

 Oxide of carbon, 39 

 Oxide of iron, 356 

 Oxygen and nitrogen, 55 

 Oxygen, 100 

 Oyster-catcher birds, 171 



PALM tree, the, 193 



Pansy, the, 231 



Panther, the, easily irritated, 266 



Parasitic plants, 261 



Parmelia fahlunensis, the, 389 



Particles never lost, 217 



Partridge, the, 118 



Peach-tree, the, may produce nectarine, 



118 



Peacock, 213 



Peacock, characteristics of, 15 

 Pearls and their cause, 360 

 Peas, extraordinary insect life in, 199 

 Peccaries, 118 

 Pelonsea corrugata, 144 

 Penguins, the deliberations of the, 51 

 Perpetual verdure, 344 

 Petrifactions, 132 



Phasmina resemble \valkingleaves, 15 

 Pholas dactylus, 280 

 Pholas, the, 44, 53 

 Phosphorescent sea, the, 206 

 Phosphorus, 32 

 Photographic pictures, 338 

 Picakolou, the, 390 

 Pig, the, arid the rattlesnakes, 140 

 Pike, the, and the perch, 246 

 Pilot fish, 129 



Pine tree, universality of the, 362 

 Pinna marina, the, 236 > 



Pinna pectinata, the, 27 

 Pistol plant, the, 77 

 Plant, a, with trap, 391 

 Plants, effect of culture on, 67 

 Plants regulate their own temperature, 



344 



Plants, remains of, 218 

 Plants the laboratory of organic 



nature, 244 



Plants the sleep, of, 304 

 Plesiosaurus, the, 399 

 Poison of snakes swallowable, 109 

 Polar regions, summer of the, 61 

 Pole-cat gamefowls, 120 

 Polynesian Islands, foundations of, 347 

 Pondicherry eagle, 128 

 Pondicherry vulture, 281 

 Porous platinum, action of,on gases, 254 

 Potato, 10, 201 

 Prairie dogs, 64 

 Prairies, 85 

 Precious stones, 276 

 Procession caterpillars, the, 158 

 Protei, 116 

 Protista, the, 237 

 Protoplasm, 229 

 Pterodactyle, the, 399 

 Puff-adder, 159 



Purple martin, courage of the, 138 

 Photyn, greediness of the, 133 



