XXvi 
INDEX 
[Wature, Dec. 2, 1886 
Reciprocants, Lectures on the Theory of, Prof. Sylvester, F.R.S., 
521 
Red Crag, Vertebrata of the, R. Lydekker, F.G.S., 139 
Red River, Exploration of, 111 
Red Sunsets and Volcanic Eruptions, Prof. S. Newcomb, 
F.R.S., 340 ; Prof. A. Riccd, 386 
Refraction of a Fluid, Determination of the Index of, by means 
ofa Microscope, Rev. Gordon Thompson, 157, 2n7as Dr. J. 
H, Gladstone, F.R.S., 192; L. Bleekrode, 290 ‘ 
Refrigerating Machinery, T. B. Lightfoot on, 45 
Reichenbachia, Orchids Illustrated and De-cribed, F. Sander, 
541 
Reid (Clement), Pliocene Deposits of North-Western Europe, 
341 
Reid (G.), Birds in Lucknow Museum, 602 
Reindeer’s Antler Embellished with Carvings, 
Gaudry, M. Paignon, 307 
Reinold (A. W., M.A.), on the Relations between the Thickness 
and Surface-Tension of Liquid Films, 160 
Relation of Transfer-Resistance to the Molecular Weight and 
Chemical Composition of Electrolytes, G. Gore, LL.D., 
F.R.S., 94 
Rendiconti del Reale Istituto Lombardo, 46, 159, 234, 251, 
587 
Rennie (J.), Tangent Scale in a Galvanometer, 594 
Reptile of the Permian Formation, A. Gaudry, 463 
Resins, and Varnishes, Oils, Prof. R. Meldola, ERS 58203 
Reymond (Prof. du Bois), on Electricity in Fishes, 48 
Rheolyser, Compensated, E. Wartmann, 378 
Rheostat (S. Bidwell), on a Modified Form of Wheatstone’s, 
M. Albert 
330, 
70 
Rhynchota, Indian, Mr. Atkinson, 603 
Rhyolite, Topaz and Garnet in, Whitman Cross, 208 
Riccd (Prof. A.), After-Glows at Ferdinandea in 1831, 71 ; Red 
Sunsets and Volcanic Eruptions, 386 
Richards (Prof. R. H.), New Application of Zoetrope, 602 
Riecke (E.), on the Pyro-electricity of Tourmaline, 354 
Rigor-Mortis, M. Brown-Sequard, 636 
Riley (Prof.), Larvae of Meloé, 306 
Riley (E.), and P. C. Gilchrist, Tron-making Resources of 
British Colonies and India, 575 
Rio de Janeiro: New Scientific Journal at, 501 ; Observatory, 
M. Cruls, 563, 604 
Rippon (Robert H. F.): Mock Suns, 361; Halos and Mock 
Suns, 313 
Ritter (Paul von), Bequest to University of Jena, 38, 577 
Rivers and Denudation of West Kent, Mr. Spurrell, 626 
Rivista Philotechnica, 501 
Rivista Scientifico-Industriale, 46, 159, 234, 355, 611 
Roberts (C., F.R.C.S., L.R.C.P.), Naturalist’s Diary, J. 
Wrightson, 119 
Robinson (H., M.A.), Colour of the Oxides of Cerium and its 
Atomic Weight, 511 
Rockhampton, Queensland, Caves near, 109 ; Natural History 
Society, 109 
Rocks : Cretaceous Metamorphic, G. F. Becker, 80; Altera- 
tions induced by Heat in certain Vitreous, F. Rutley, F.G.S , 
137; Pre-Cambrian Age of Rocks in North-Western Pem- 
brokeshire, H. Hicks, M.D., 162; T. G. Bonney, 162 ; Fossil 
Phyllopoda of the Paleozoic Rocks, Prof. T. R. Jones, 481; 
Rocky Mountains, G. M. Dawson, 513 ; Tunnel through, 602 
Rockwood (Prof., Jun.), Earthquakes of North and South 
America, 322 
Rodwell (G. F.), and the Action of Heat on Rocks, 137 
Roemer and the Velocity of Light, 29 
Romanes (Dr. Geo. J., F.R.S.), Physiological Selection, an 
Additional Suggestion on the Origin of Species, 314, 336, 
360, 362, 407, 439, 537, 5453; Organic Evolution, 360 
Romberg (Herr), Publication der Astronomischen Gesellschaft, 
55 
Roots, Prof. H. M. Ward, 524 
Roscoe (Sir H. E., F.R.S.): on Sunday Opening of Museums, 
&c., 83 ; Recent Progress of the Coal-Tar Industry, 111, 133 ; 
Cooke’s Chemical Physics, 545 
Rose (J. N.), and J. M. Coulter, on North American Pines, 560 
Roslagen District, Map of, Dr. E. Svedmark, 464 
Rosser (W. H.), Law of Storms, 594 
Rosset (C. W.), Maldive Islands, 187 
Rotatory Power, the Structure of Crystalline Bodies endowed 
with, G, Wyrouboff, 378 
Roth (H. Ling), Enemies of the Frog, 194 ; Animal Intelligence, 
289 
Rowan (D. J.), Luminous Boreal Clouds, 192, 264 
Rowland (Prof.), Photographic Map of the Normal Solar 
Spectrum, 490 
| Royal Academy Dinner, Prof. Stokes at the, 13 
Royal Agricultural College, Cirencester, Operations at, 14 
Royal Asiatic Society, 626, 628 
Royal College of Surgeons in Ireland, History of, Sir Chas. A. 
Cameron, 384 
| Royal Geographical Society, 85, 604 ; Proceedings of, 372 
Royal Geographical Society of Vienna, Mittheilungen of the, 372 
Royal Institution, 181; Sir H. E. Roscoe, F.R.S., on Coal-Tar 
Industry, rrr ; H. Grubb, F.R.S., on Telescopic Objectives 
and Mirrors, 85 
Royal Irish Academy, 605 ; Transactions, vol. xxvili., Science, 
465 
Royal Meteorological Society, 21, 94, 124, 187 
Royal Microscopical Society, 162, 235 
oyal Observatory, Visitation of the, 122 
Royal Society, 20, 37, 68, 94, 115, 135, 159, 186, 208, 251, 
305 3 Soirée, 57 ; Conversazione, 15 
Royal Society of New South Wales, 462,489, 587 
Royal Society of Queensland, 397, 581 
Royal Society of Tasmania, 581 
Royal Victoria Hall, Science Classes at the, 500 
Royal Zoological Society, Ireland, 601 
Riicker (A. W., F.R.S.), Critical Curvature of Liquid Surfaces 
of Resolution, 510 
Rugby School Natural History Society, 175 
Rugby School, Reminiscences of, W. H. Bloxam, 175 
Rule, Ampére’s, L. Cumming, 192; Geo. M. Minchin, 193 ; 
H. G. Madan, 217 
Runic Crosses, Celtic and German Designs on, Prof. W. B. 
Dawkins on, 608 
Russell (H. C.), Local Variations and Vibrations of the Earth’s 
Surface, 489 
Russell (Israel C.), What is a Glacier ?, 243 
Russell (Dr. W. J., F.R.S.) and W. J. Lapraik, on Ahbsorption- 
Spectra of Uranium Salts, 510 
Russia: Bolide seen in, 60; M. Krendowsky on Hydracnids of 
Southern Russia, 67 ; Science in, 67; Vegetable Zones of the 
Caucasus, M. Smirnoff, 85; Geographical aad Statistical 
Dictionary of the Russian Empire, M. P. Semenoff, 93; 
Medals of the Russian Geographical Society, 129, 156 ; Ap- 
pendix to the Russian Gazetteer, P. P. Semenoff, 157; 
Annual Movement of the Barometer in Central Russia, General 
A. de Tillo, 516; Glaciers in, M. Nikitin, 604; F. M. von 
Waldeck on, 616 
Rutley (Frank), Alterations induced by Heat in certain Vitreous 
Rocks, 137 ; on some Volcanic Rocks from Cornwall, 2ro 
Ruttan (R. F., M.D.), on Derivatives of Tolidine and Azo- 
tolidine Dyes, 511 
Rysselberghe (F. van), Telephoning at Great Distances, 355 
Saccharimeter for White Light, Th. and A. Dubosceq, 378 
Sagittze, 10, 203 
St. Andrews Marine Laboratory, Researches at, 483 
St. Clair (G.), Dragon Sacrifices at the Vernal Equinox, 608 
St. Petersburg Academy of Sciences, 155; Ethnological Ex- 
hibition at, 626 
Saint-Remy (M. G.), Nerve-Centres in the Arachnide, 540 
Saint-Venant (M. de), the Resistance of Fluids, 307 
Sakalava and Hova Skulls, M. Trucy, 185 
Saleijer, Island of, Herr Engelhard on, 371 
Salinity and Temperature, Tidal Variations of, in Forth Estuary, 
Dr. H. R. Mill and J. T. Morison, 187 
Salivary Glands, on the Structure of Mucou,, J. N. Langley, 
F.R.S., 208 
Salmon (Dr. E.), Germ-Diseases, 560 
Salmon, Canadian, at the Colonial and Indian Exhibition, 501 
Salmon-Fry: in the Dee, 84; for the River Lea, 130; and the 
Severn Fishery Board, 130 
Salmonidz, Replenishing the Thames with, 109 
Salt-Solutions, Vapour-Pressures and Refractive Indices of, 506 
Samarskite, on the Presence of a New Element in, W. Crookes, 
160, 212 
Sanatorium, West Indian, and Guide to Barbados, Rev. lou tel 
Sutton Moxly, 168 
Sander (F.), Orchids, 541 
