442 
POPULAR SCIENCE REVIEW. 
PAGE 
Mineral Cavities and their Contents 119 
„ „ Liquid Carbon Dioxide in 95 
„ Oils, Origin of 317 
Mineralogy .'...100, 205, 317, 427 
Minerals, Vanadium, New 100 
„ new localities of, in Scot- 
land 427 
Moon, Total Eclipse of the 91, 194 
Moon’s Limb, two flats on the 419 
„ Longitude, two new Inequa- 
lities in the 420 
Moons of Mars, discovery of two ... 417 
Morse Alphabet, the 300 
Mosasauridge, the 315 
Moths, North American 76 
Mushrooms and Toadstools 300 
Nebula 302 
Neptunian 310 
Nervous System, Colonial, of the 
Polyzoa 327 
Nest of the Aye-aye 210 
,, of the Gourami 211 
New Zealand, a Peripatus from ... 102 
Nicholson’s “ Life-History of the 
Earth” 182 
Nicol’s “ Puzzle of Life ” 181 
Nitrogen in Nitrates, Estimation of 312 
North American Moths 76 
„ „ Vertebrata 78 
Northcott’s “ Theory and Action of 
the Steam-engine ” 288 
Norwegian Lemmings in Migration 143 
Nucite 314 
One-armed Hydroid 434 
Opposition of Ariadne 305 
„ of Mars 304 
Orchids, the Fertilization of 174 
Organic Compounds, Phosphores- 
cence of 424 
„ Enclosures in Quartz 206 
Ostriches 74 
Otheoscope, the 322 
Oxygen, discovery of, in the Sun ... 416 
Packard’s “Monograph of the Geo- 
metrid Moths” 76 
Page’s “Geological Text-book” 78 
Palaeontology 96, 197, 315, 424 
Parhelion at Campan 204 
Parkeria 202 
Parthenogenesis in Ants 325 
Pascoe’s “ Zoological Classification ” 1 88 
Penning’s “ Field Geology ” 285 
Pennington’s “ Barrows and Bone- 
Caves of Derbyshire ” 404 
Peripatus from New Zealand 102 
Phalangida, Digestive Organs of the 212 
Phillips, J. A., on the Alkaline and 
Boracic Lakes of California 153 
PAGE 
Phosphorescence of Organic Com- 
pounds 424 
Phosphorescent Organic Bodies ... 195 
Photographs of Stellar and Planet- 
ary Spectra 191 
Photometric Unit, new 432 
Physical Properties of Gallium 95 
Physics 101, 207, 319,428 
,, Arnott’s Elements of 186 
,, Elementary 293 
„ of the Ether 294 
Physiological ^Esthetics 297 
Physiology 101,209 
Planet Vulcan 91, 306 
Planetary Opposition 92 
„ Spectra, Photographs of 191 
Planets, Larger, Condition of the ... 38 
,, Spectra of the 89 
Plants, Fertilization of 82 
Podophrya Fixa Motile 212 
Polarized Light, Magnetization of. . . 320 
Polyphagus Englense, History of ... 195 
Polyzoa, Colonial Nervous System 
of the 327 
Potassium Permanganate, Absorp- 
tion-Spectrum of 309 
Preston’s “ Physics of the Ether ” 294 
Proctor, R. A., on Mars in the 
Autumn of 1877 235 
,, on the Condition of the Larger 
Planets 38 
Procyon, Struve’s Companion to ... 192 
Protective Mimicry in Bats 209 
Pterodactyles, American 97 
Quartz, supposed Organic Enclo- 
sures in 206 
Quaternary Fauna of Gibraltar, the 426 
Radiolaria in Carboniferous Lime- 
stone 203 
Rain-bands in the Solar Spectrum 432 
Ravenstein, E. G., on the Arctic 
Expedition 64 
Refraction, Index of, Method of 
Determining 321 
,, Law of 101 
Reviews of Books 74, 174,285, 402 
Reynolds, Prof., on Vortex Motion 276 
Rocky Mountains in Colorado 201 
Rudler, F. W., on Agates and 
Agate-Working 23 
Rust, Protection of Iron against ... 313 
Sands, Microscopical Examination 
of 197 
Sarcode Organisms, Lower 326 
